Best Do It Yourself Truck Bed Liner for Roll-On and Spray
A strong do-it-yourself truck bed liner should match your application skills, cover your bed, and include the tools or components you need to apply it. HERCULINER Roll-On Bed Liner Kit is the most accessible all-around choice here: it comes with a brush, rollers, and an abrasive pad, and its instructions break application into prep, apply, and dry. This roundup also compares ready-to-use roll-on coatings, epoxy kits, and two-component urethane systems that need mixing and, for spray versions, suitable equipment.
Coverage varies substantially: listed kits range from 65 square feet in two coats to as much as 125 square feet. Check the product’s stated coverage and application method against your truck-bed size and preferred finish before choosing.
HERCULINER Roll-On Bed Liner Kit is the best do-it-yourself truck bed liner for most buyers because it includes a brush, two rollers, a roller handle, and an abrasive pad, so the basic application tools are in the kit. Its ready-to-use coating avoids the mixing step required by two-component options. It also suits more than truck beds, with listed use on trailers, boat decks, walkways, and other surfaces.
Follow its preparation and cure-time directions before putting the bed back to work.
Our Top Picks
Best OverallHERCULINER Roll-On Bed Liner Kit
The ready-to-use coating comes with a brush, two rollers, a handle, and an abrasive prep pad, making this a well-equipped DIY roll-on kit.
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Best Epoxy KitRust-Oleum Professional Grade Kit
The kit is specified to protect a full 8-foot bed and includes a roller, brush, sanding sponge, gloves, and instructions.
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Simplest Roll-OnIts ready-to-use formula needs no specialized tools, and the stated 65-square-foot coverage in two coats is suited to one 6-foot bed.
View on Amazon- Spray or Roll Herculiner Professional Bed Liner Kit
- Wide Coverage Range Custom Coat Spray-On Kit
Compare DIY Truck Bed Liner Kits
| # | Product | Volume | Size | Form | Buy |
|---|---|---|---|---|---|
| 1 | 1. HERCULINER Roll-On Bed Liner KitBest Overall | 0.31 cubic feet | 1 Count (Pack of 1) | Liquid | View on Amazon |
| 2 | 2. Rust-Oleum Professional Grade KitBest Epoxy Kit | 128 fluid oz | No Size | Liquid | View on Amazon |
| 3 | 3. RAPTOR Roll-On Bed Liner KitSimplest Roll-On | — | — | — | View on Amazon |
| 4 | 4. Herculiner Professional Bed Liner KitSpray or Roll | — | — | — | View on Amazon |
| 5 | 5. U-POL Raptor 4-Quart Kit with GunSix-foot bed spray kit | 4 quarts | 4 Quarts | Liquid | View on Amazon |
| 6 | 6. Custom Coat Spray-On KitWide Coverage Range | 1 gallons | 1 Gallon Kit with Gun | Liquid | View on Amazon |
| 7 | 7. U-POL Raptor 8-Liter KitLarge-area spray application | 8 liters | 270.51 Fl Oz (Pack of 1) | Liquid | View on Amazon |
| 8 | 8. RAPTOR U-POL 4-Quart KitSpray-kit urethane protection | 4 quarts | 1 Count (Pack of 1) | Liquid | View on Amazon |
| 9 | 9. Durabak Dark Gray Roll-On KitMulti-surface outdoor coating | — | — | — | View on Amazon |
| 10 | 10. Custom Shop U-Pol Raptor KitAdjustable-gun spray coating | — | — | — | View on Amazon |
Detailed Reviews: Best Do It Yourself Truck Bed Liner

#1 · Best Overall
1. HERCULINER Roll-On Bed Liner Kit
- Volume: 0.31 cubic feet
- Size: 1 Count (Pack of 1)
- Form: Liquid
Best for: Brush-and-roll DIY applicators.
Why it ranks #1: The ready-to-use coating comes with a brush, two rollers, a handle, and an abrasive prep pad, making this a well-equipped DIY roll-on kit.
A ready-to-use one-gallon coating keeps this HERCULINER kit’s application workflow simple: clean and scuff the surface, then brush or roll it on. The kit includes a brush for corners and tight spots plus rollers for broader areas, making it a practical option when you want to coat a truck bed without a spray setup.
The included abrasive pad supports the listed prep step, while the brush and two rollers let you handle edges and open bed sections with different tools. HERCULINER lists metal, concrete, wood, fiberglass, rubber, most plastics, and PVC among compatible surfaces, so the coating can serve uses beyond a truck bed. It dries to the touch in 1–4 hours, reaches functional cure in 10–12 hours, and fully cures in 24 hours; plan around that wait before loading the bed.
- Ready-to-use liquid coating
- Brush and two rollers included
- Abrasive pad included for surface preparation
- Listed for metal, wood, fiberglass, and more
- Surface cleaning, scuffing, and masking are required before application.
Skip it if you need an included spray gun and a one-coat application for an 8-foot bed; Herculiner Professional Grade HCL2K8 lists both.
Choose this kit if you prefer brushing and rolling a ready-to-use coating and value included prep tools for a truck bed or other listed surface. Account for the cleaning, scuffing, masking, and 24-hour full-cure schedule before returning the area to use.
Full product details
| Brand | HERCULINER |
|---|---|
| Color | Black |
| Color Code | #000000 |
| Container Type | Can |
| Included Components | Truck Bed Liner |
| Item Form | Liquid |
| Item Volume | 0.31 cubic feet |
| Item Weight | 4.5 kg |
| Manufacturer | J-B Weld |
| Model | HCL1B8 |
| Model Number | HCL1B8 |
| Size | 1 Count (Pack of 1) |
| Special Feature | Skid Resistant, Rust Resistant |
| Special Features | Skid Resistant, Rust Resistant |
Listed on Amazon as: HERCULINER HCL1B8 Roll-on Bed Liner Kit,Black, 1 Gal.
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#2 · Best Epoxy Kit
2. Rust-Oleum Professional Grade Kit
- Volume: 128 fluid oz
- Size: No Size
- Form: Liquid
Best for: Full-size bed epoxy kit.
Why it ranks #2: The kit is specified to protect a full 8-foot bed and includes a roller, brush, sanding sponge, gloves, and instructions.
Coverage for a full 8-foot truck bed is the defining practical point of Rust-Oleum’s Professional Grade kit. Its epoxy coating uses cross-linking technology to form an impact-resistant barrier against rust, water, and abrasion, while the textured finish gives cargo beds, ramps, and running boards an anti-skid surface.
The kit includes a burst pouch for mixing, a roller frame and cover, a brush, sanding sponge, gloves, and instructions, so the listed workflow has application and prep tools in the package. Its coverage claim extends to 100 square feet, a useful reference for larger jobs beyond a standard bed. Rust-Oleum says the surface is walk-on ready or suitable for light-duty use after 24 hours, so schedule the project around that waiting period.
- Listed to protect a full 8-foot truck bed
- Epoxy formula uses cross-linking technology
- Textured finish provides an anti-skid surface
- Includes roller, brush, sanding sponge, and gloves
- Walk-on readiness or light-duty use takes 24 hours.
Skip it if you want a ready-to-use roll-on formula for a 6-foot bed without mixing; RAPTOR UP5115 lists that application approach.
This kit suits truck owners coating a full-size bed, ramp, or work area who want an epoxy barrier and textured traction. Its listed 24-hour wait before walking on or light-duty use makes timing a key part of the job.
Full product details
| Brand | Rust-Oleum |
|---|---|
| Color | Black |
| Color Code | Black |
| Container Type | Bottle |
| Included Components | Burst Pouch, 4” Roller Frame, 4” Roller Cover, 2” Brush, Sanding Sponge, Solvent Resistant Gloves and Complete Instructions |
| Item Form | Liquid |
| Item Volume | 128 fluid ounces |
| Manufacturer | Rust-Oleum |
| Model | Professional Grade Truck Bed Liner Kit |
| Model Number | 323529 |
| Size | No Size |
| Special Feature | Impact Resistant |
| Special Features | Impact Resistant |
| Warranty Description | Warranty |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including cumene which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov |
Listed on Amazon as: Rust-Oleum 323529 Professional Grade Truck Bed Liner Kit
View on AmazonWhy it ranks #3: Its ready-to-use formula needs no specialized tools, and the stated 65-square-foot coverage in two coats is suited to one 6-foot bed.
A ready-to-use formula that covers 65 square feet in two coats gives RAPTOR UP5115 a straightforward roll-on workflow for one 6-foot truck bed. It avoids the need for specialized tools, while the textured coating is described as protecting against impact, scratches, abrasion, rust, and chemical spills.
The two-coat coverage figure helps set expectations for a standard 6-foot bed, and the ready-to-use formula removes a listed mixing step from the application workflow. RAPTOR describes the coating as a versatile barrier against rust, water, and chemicals, making the surface protection relevant beyond truck beds as well. Its textured finish is aimed at heavy-duty use. The product information also describes a flexible coating that helps reduce road noise and vibration.
- Ready-to-use formula
- Covers 65 square feet in two coats
- No specialized tools required
- Textured coating resists impact, scratches, and abrasion
- Coverage is 65 square feet in two coats.
Skip it if you need the included spray gun and coverage up to 125 square feet; U-POL Raptor 0820VG lists those features.
This RAPTOR roll-on kit fits a buyer who wants a ready-to-use coating for a 6-foot bed without specialized tools. Its stated 65-square-foot coverage is for two coats, so check that area against the surface you intend to cover.
Full product details
| Brand | RAPTOR |
|---|---|
| Item Weight | 9.92 pounds |
| Item model number | UP5115 |
| Manufacturer | RAPTOR |
| Part Number | UP5115 |
| Model | UP5115 |
| Dimensions | 9.06 x 7.28 x 8.46 inches |
Listed on Amazon as: RAPTOR Roll-On Bed Liner Kit, Truck Bed Liners, 1 Gallon
View on AmazonWhy it ranks #4: This two-component kit can be sprayed with its included gun or applied with foam rollers, and the listing says one coat covers an 8-foot bed.
One coat is listed to cover an 8-foot truck bed with Herculiner Professional Grade, making this 2K kit an option for buyers prioritizing a single-coat workflow. It can be sprayed with the included gun or rolled with the included foam rollers, and the cured textured finish is skid resistant.
Having both a spray gun and foam rollers in the kit gives buyers two listed ways to apply the same coating, useful when choosing between spray coverage and rolling. The two-component formula is described as impact, scratch, chemical, water, and fade resistant, pairing a textured non-skid surface with several forms of protection. Its stated one-coat coverage for an 8-foot bed helps define the intended project scale; the kit is a gallon-sized spray-on product.
- Listed to cover an 8-foot truck bed in one coat
- Spray gun and foam rollers included
- Two-component coating system
- Cured textured finish is skid resistant
- The listed one-coat coverage is specified for an 8-foot truck bed.
Skip it if you need a quantified area-coverage figure for a two-coat roll-on application; RAPTOR UP5115 lists 65 square feet in two coats.
Choose Herculiner Professional Grade if you want a textured 2K coating, both spray and roll-on application options, and a one-coat claim for an 8-foot bed. Its stated coverage is tied to that bed size, so consider your project area.
Full product details
| Brand | HERCULINER |
|---|---|
| Item Weight | 11.42 pounds |
| Item model number | HCL2K8 |
| Manufacturer | J-B Weld |
| Part Number | HCL2K8 |
| Model | Herculiner Spray-On Truck Bed Liner Kit, Black, 1 Gallon – Professional Grade |
| Dimensions | 11 x 9.13 x 8.31 inches |
| Special Features | Textured Finish |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov |
Listed on Amazon as: Herculiner Spray On Bed Liner Kit – Professional Grade, 1 Gallon Spray-On, Black
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#5
5. U-POL Raptor 4-Quart Kit with Gun
- Volume: 4 quarts
- Size: 4 Quarts
- Form: Liquid
Best for: Six-foot bed spray kit.
Why it ranks #5: The 2K urethane kit includes a spray gun and states coverage up to 125 square feet, with a simple 3:1 base-to-hardener mixing ratio.
An included spray gun and coverage of up to 125 square feet make this four-quart U-POL Raptor kit a direct match for a standard 6-foot truck bed. Its 3:1 urethane mix uses four base bottles and hardener, and the flexible coating is described as resisting scratches, chemicals, stains, rust, and corrosion.
The listed sequence is to add 8 ounces of hardener to each base bottle, shake, and spray, giving the four-part kit a repeatable mixing routine. Because the coverage is stated for a standard 6-foot bed, buyers can use that figure to judge the project area; larger surfaces or thicker texture may require additional kits. The formula also helps reduce road noise and vibration, while its UV and weather resistance support use where the bed is exposed to the elements.
- Spray gun included
- Coverage up to 125 square feet
- Simple 3:1 mixing workflow
- Flexible coating helps reduce road noise and vibration
- Larger areas or thicker texture applications may require additional kits.
Skip it if you need a roll-on coating that avoids spray application; RAPTOR UP5115 is a ready-to-use roll-on option for a 6-foot bed.
Consider this kit for a standard 6-foot bed when you want spray application, stated coverage, and a flexible urethane finish. The listed coverage can change with larger areas or thicker texture, so plan the quantity around the surface and finish.
Full product details
| Brand | U-POL |
|---|---|
| Color | Black |
| Included Components | 4 Raptor Bed Liners 1 Raptor Bedliner Hardener 1 Spray Gun |
| Item Form | Liquid |
| Item Volume | 4 quarts |
| Manufacturer | U-POL |
| Model | 0820VG |
| Model Number | 0820VG |
| Size | 4 Quarts |
| Special Feature | UV Resistant |
| Special Features | UV Resistant |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: U-POL Raptor Black Urethane Spray-On Truck Bed Liner Kit, 4 Quarts
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#6 · Wide Coverage Range
6. Custom Coat Spray-On Kit
- Volume: 1 gallons
- Size: 1 Gallon Kit with Gun
- Form: Liquid
Best for: Regulated spray-gun application.
Why it ranks #6: The one-gallon kit includes an applicator gun with regulator and lists estimated coverage of 110 to 130 square feet at 10 mils wet film thickness.
The included applicator spray gun with regulator is the practical differentiator in Custom Coat’s one-gallon kit. Four base cans and four standard-hardener cans form the coating system, with estimated coverage of 110–130 square feet at a 10-mil wet film thickness, useful guidance for planning a bed-sized application.
A regulator-equipped gun gives the kit a specified spray application route, while the stated coverage range helps estimate how much area one gallon can coat at the named wet-film thickness. Custom Coat describes the result as a textured protective coating that tolerates extreme climatic temperatures. It also lists resistance to chemicals and solvents, as well as chipping and cracking, which can matter when a truck bed faces varied working conditions. Keep the 10-mil basis in mind when estimating coverage.
- One-gallon kit includes an applicator spray gun with regulator
- Four base cans and four hardener cans included
- Estimated coverage is 110–130 square feet at 10 mils wet film
- Textured coating tolerates extreme climatic temperatures
- The coverage estimate is tied to a 10-mil wet film thickness.
Skip it if you want a listed 3:1 mixing ratio and a 125-square-foot coverage figure; U-POL Raptor 0820VG provides both specifications.
This Custom Coat kit suits buyers seeking a spray-applied, textured coating with a regulator-equipped gun and a stated coverage estimate. Use the 10-mil wet-film basis when judging whether its 110–130-square-foot range fits your truck bed or other work area.
Full product details
| Brand | Custom Shop |
|---|---|
| Color | Black |
| Color Code | #000000 |
| Included Components | Applicator Spray Gun with Regulator |
| Item Form | Liquid |
| Item Volume | 1 gallons |
| Item Weight | 5.28 kg |
| Manufacturer | Custom Shop |
| Model Number | 5864267669 |
| Size | 1 Gallon Kit with Gun |
| Special Feature | Rust Resistant |
| Special Features | Rust Resistant |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: Custom Coat Black Urethane Spray-On Truck Bed Liner Kit with Gun, 1 Gallon
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#7
7. U-POL Raptor 8-Liter Kit
- Volume: 8 liters
- Size: 270.51 Fl Oz (Pack of 1)
- Form: Liquid
Best for: Large-area spray application.
Why it ranks #7: Its 8-liter package includes eight base bottles, two hardener containers, and a spray gun, making it the largest stated kit volume in this selection.
Eight liters of 2K urethane base and hardener make this U-POL Raptor kit the large-volume spray option in this lineup. It includes a spray gun and applies by a fill, shake, and shoot workflow, while the flexible coating resists stains, scratches, rust, and extreme temperatures and helps reduce road noise and vibration.
The package lists eight 750-milliliter base bottles, two one-liter hardener containers, and an included spray gun, giving the buyer a complete listed application set. The gun requires an air supply of 8 CFM at 50–60 PSI, a concrete equipment requirement to check before starting. U-POL also describes the formula as UV-resistant and tintable, which supports color flexibility, while its flexible finish can help limit transmitted road noise and vibration.
- Eight liters of 2K urethane coating
- Spray gun included
- Flexible formula helps reduce road noise and vibration
- UV-resistant, tintable formula
- The included spray gun requires 8 CFM at 50–60 PSI.
Skip it if you lack an air supply rated for 8 CFM at 50–60 PSI; RAPTOR 0820V does not list that gun requirement in its kit components.
This larger U-POL kit fits owners coating broad areas who want an included spray gun and flexible urethane protection. Confirm your compressor can meet the specified 8 CFM at 50–60 PSI before choosing this spray-based workflow.
Full product details
| Brand | U-POL |
|---|---|
| Color | Black |
| Container Type | Bottle |
| Item Form | Liquid |
| Item Volume | 8 liters |
| Item Weight | 16 ounces |
| Manufacturer | U-POL |
| Model | truck-bed-liners |
| Size | 270.51 Fl Oz (Pack of 1) |
| Special Feature | Rust Resistant, Tintable |
| Special Features | Rust Resistant, Tintable |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: U-POL Raptor Black Urethane Spray-On Truck Bed Liner Kit, 8 Litres
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#8
8. RAPTOR U-POL 4-Quart Kit
- Volume: 4 quarts
- Size: 1 Count (Pack of 1)
- Form: Liquid
Best for: Spray-kit urethane protection.
Why it ranks #8: This 2K urethane kit states coverage up to 125 square feet and includes base, hardener, and a mixing cup, but no spray gun is listed.
A four-bottle base-and-hardener system with a simple 3:1 mix ratio gives RAPTOR’s 0820V kit a clearly defined spray workflow. The flexible 2K urethane coating resists scratches, chemicals, stains, rust, and corrosion, while its stated coverage reaches up to 125 square feet—enough for a standard 6-foot truck bed.
Each 24-ounce base bottle takes 8 ounces of hardener; the instructions specify shaking the mix before spraying. That repeatable sequence helps organize the four-bottle kit across a bed-sized job, and the included mixing cup supports preparation. The coating is described as flexible and as helping reduce road noise and vibration, with UV and weather resistance also listed. The kit components do not list a spray gun, so plan for the application equipment separately.
- Four 24-ounce bottles of black urethane base
- Simple 3:1 base-to-hardener mix ratio
- Coverage up to 125 square feet
- Flexible coating helps reduce road noise and vibration
- The listed kit components do not include a spray gun.
Skip it if you need the spray gun in the box; U-POL Raptor 0820VG lists a spray gun among its included components.
Pick this RAPTOR kit if you want a flexible, UV-resistant urethane coating for a standard 6-foot bed and already have spray equipment. Its mixing steps and separately needed spray gun make equipment readiness an important fit consideration.
Full product details
| Brand | RAPTOR |
|---|---|
| Color | Black |
| Color Code | #493E3A |
| Container Type | Can |
| Included Components | Base, Hardener, Mixing Cup |
| Item Form | Liquid |
| Item Volume | 4 quarts |
| Item Weight | 10.4 pounds |
| Manufacturer | U-POL Ltd |
| Model | 0820V |
| Model Number | 0820V |
| Size | 1 Count (Pack of 1) |
| Special Feature | Stain Res, Tintable, UV Resistant |
| Special Features | Stain Res, Tintable, UV Resistant |
| Warranty Description | No warranty |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov Proposition 65 Warning for California Consumers WARNING: Cancer – www.P65Warnings.ca.gov |
Listed on Amazon as: RAPTOR U-POL Black 0820V Bed Liner Kit – 4 Quarts
View on AmazonWhy it ranks #9: The polyurethane coating supports brush, roller, or spray application and lists compatibility with metal, wood, concrete, aluminum, and fiberglass.
Compatibility with wood, concrete, metal, aluminum, and fiberglass makes Durabak a versatile choice when a truck-bed project extends to other outdoor surfaces. Its polyurethane coating can be applied by brush, roller, or spray, and the listed flexible, weather-tight barrier is intended to absorb impacts without cracking, chipping, or peeling.
The broad compatible-material list gives this coating a role beyond truck beds, including vehicle exteriors and outdoor utility surfaces. Buyers can choose among brush, roller, or spray application, allowing the workflow to suit the area and available tools. Durabak describes the coating as directly bonding to its listed surfaces and forming a flexible barrier; that combination supports its stated impact absorption without cracking, chipping, or peeling over time. No coverage figure is supplied here, so area planning needs other product guidance.
- Compatible with wood, metal, aluminum, concrete, and fiberglass
- Can be applied by brush, roller, or spray
- Polyurethane coating forms a flexible barrier
- Described as absorbing impacts without cracking, chipping, or peeling
- The supplied product information gives no coverage figure.
Skip it if you need a stated coverage amount for a standard 6-foot bed; RAPTOR UP5115 specifies 65 square feet in two coats.
Durabak suits buyers coating a bed alongside other listed materials, especially when they want a choice of brush, roller, or spray application. Its supplied details do not state coverage, so plan the amount using guidance beyond this listing.
Full product details
| Brand | Durabak |
|---|---|
| Compatible Material | Wood, Metal, Fiberglass, Concrete, Fiberglass, Aluminum, Coated Surfaces |
| Grit Material | Rubber |
| Grit Material Type | Rubber |
| Manufacturer | Durabak |
Listed on Amazon as: Dark Gray Textured, Outdoor, UV Resistant, Truck Bed Liner Gallon KIT – Roll On Coating | DIY Custom Coat for Bedliner and Undercoating, Auto Body, Automotive Rust Proofing, Boat Repair
View on AmazonWhy it ranks #10: The listing describes a hardener-and-spray application and includes an adjustable-nozzle gun with regulator and gauge, but gives no coverage figure.
An adjustable-nozzle spray gun with regulator and gauge gives this Custom Shop kit a defined application setup. Add hardener, shake, and spray is the listed workflow, while the flexible, waterproof coating resists abrasion, stains, rust, corrosion, salt, damp, and extreme temperatures and helps deaden sound and vibration.
The adjustable nozzle lets the applicator tune the spray setup, while the included regulator and gauge provide controls and a pressure reading during application. Custom Shop’s stated add-hardener, shake, and spray steps outline a direct workflow for the coating. Its waterproof, flexible finish is described as resisting abrasion and stains as well as rust, corrosion, salt, damp, and extreme temperatures. The product information does not provide a coverage figure, so it cannot establish how much area the kit will coat.
- Adjustable-nozzle spray gun included
- Regulator and gauge included
- Waterproof, flexible coating
- Helps deaden sound and vibration
- The supplied product information does not state a coverage figure.
Skip it if you need a stated square-foot coverage estimate before selecting a kit; Custom Coat 5864267669 specifies 110–130 square feet at 10 mils wet film.
This kit fits a buyer who wants an adjustable spray gun and a flexible coating with listed resistance to water, salt, and damp. Since no coverage figure is supplied, establish whether the kit quantity suits your bed before beginning.
Full product details
| Brand | Custom Shop |
|---|---|
| Item Weight | 12.3 pounds |
| Item model number | 5841743308 |
| Manufacturer | Custom Shop |
| Part Number | CUS KIT-0822-4-GUN |
| Package Dimensions | 12.56 x 10.2 x 7.8 inches |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: Custom Shop U-Pol Raptor Black Urethane Spray-On Truck Bed Liner Kit, 1 gal
View on AmazonAvoiding coverage and application mismatches
The most consequential DIY mismatch is buying a kit whose stated coverage does not match the area or application method you plan to coat. RAPTOR Roll-On Bed Liner Kit lists 65 square feet in two coats for one 6-foot bed, while RAPTOR U-POL 4-Quart Kit and U-POL Raptor 4-Quart Kit with Gun state up to 125 square feet. Those figures are not a guarantee for every bed: the Raptor listing notes that larger surfaces or thicker texture may need more product.
Also distinguish roll-on from spray application before ordering. A ready-to-use roll-on kit avoids the mixing step, whereas several urethane options require hardener and the spray versions depend on application equipment.
Included components differ: one kit may provide rollers and prep materials, another a spray gun, and another only base, hardener, and a mixing cup. Confirm what your chosen kit supplies and plan the surface area and coats accordingly.
Why surface preparation matters
A coating kit cannot replace careful surface preparation, so plan that work before opening the product. HERCULINER Roll-On Bed Liner Kit directs users to clean, scuff, and mask the application area, and it includes an abrasive pad for scuffing. Rust-Oleum Professional Grade Kit includes a sanding sponge, pointing to preparation as part of its DIY process too.
A practical failure mode is applying coating over loose dirt or a surface that has not been properly scuffed: the listed application instructions emphasize preparation, and skipping it can undermine the finished job. Do not assume every product has identical preparation steps; follow the instructions supplied with the selected coating.
Also account for curing rather than judging readiness only by whether the surface feels dry. HERCULINER lists functional cure in 10 to 12 hours and full cure in 24 hours, while Rust-Oleum says walk-on or light-duty use after 24 hours.
How to Choose a DIY Truck Bed Liner
Application method and included tools
Choose an application method you can carry out with the tools included or already available to you. HERCULINER Roll-On Bed Liner Kit includes a brush, two rollers, a handle, and an abrasive pad; RAPTOR Roll-On Bed Liner Kit is ready to use and says specialized tools are unnecessary. Spray options vary: U-POL Raptor 4-Quart Kit with Gun and Custom Coat Spray-On Kit include spray guns, while RAPTOR U-POL 4-Quart Kit lists base, hardener, and a mixing cup but no gun.
The roller kits suit buyers who want a simpler, tool-light process; a spray kit with gun suits someone prepared to mix and spray. Check the component list rather than assuming every kit includes application equipment.
Coverage and bed size
Match stated coverage to the area you intend to coat, while allowing for the product’s stated number of coats. RAPTOR Roll-On Bed Liner Kit covers 65 square feet in two coats and is described as suitable for one 6-foot bed. Rust-Oleum Professional Grade Kit protects a full 8-foot bed, while several one-gallon urethane kits state coverage up to 125 square feet; Custom Coat Spray-On Kit gives a 110-to-130-square-foot estimate at 10 mils wet film thickness.
These figures are not interchangeable because application and thickness differ. A buyer coating a standard 6-foot bed may prefer a kit expressly matched to that size; larger areas or a thicker texture make the higher stated coverage range more relevant, subject to the product directions.
Ready-to-use or two-component coating
Decide whether you want a ready-to-use coating or are willing to measure and mix base and hardener. HERCULINER Roll-On Bed Liner Kit and RAPTOR Roll-On Bed Liner Kit list ready-to-use application. By contrast, RAPTOR U-POL 4-Quart Kit uses a 3:1 mix ratio, and U-POL Raptor 4-Quart Kit with Gun instructs users to add hardener to the base bottles and shake.
Herculiner Professional Bed Liner Kit is also described as a two-component system. Ready-to-use roll-on choices favour a buyer prioritizing fewer preparation steps; two-component kits favour someone comfortable following mix instructions and, for spray application, handling the included or separately needed equipment.
Which DIY truck bed liner should I choose?
For an easy roll-on kit with preparation and application tools included, choose HERCULINER Roll-On Bed Liner Kit. If your priority is a kit specified for a full 8-foot bed and supplied with sanding and application accessories, choose Rust-Oleum Professional Grade Kit. For a ready-to-use roll-on option with stated 65-square-foot coverage in two coats, choose RAPTOR Roll-On Bed Liner Kit.
If you want spray application, Herculiner Professional Bed Liner Kit includes a gun and foam rollers; U-POL Raptor 4-Quart Kit with Gun states up to 125 square feet. Choose Custom Coat Spray-On Kit when its 110-to-130-square-foot estimate suits your project.
For a larger package, consider U-POL Raptor 8-Liter Kit. Compare coverage, preparation, mixing, and included tools before committing.
Frequently Asked Questions
How should I prepare an existing truck bed before applying liner?
Prepare the bed according to the liner’s instructions before applying it. Remove cargo and debris, clean the surface, and address loose coating or rust rather than covering it. Follow the product’s specified surface-preparation steps, including any required abrasion, and let the bed dry as directed.
Preparation needs can vary by product.
Can I apply a bed liner over an existing coating or rust?
Do not assume a liner will adhere properly over existing coating or rust. Check the product instructions for compatible surfaces, and remove loose coating and address rust as directed before application. If the existing finish is sound, the instructions may specify whether it can remain.
When in doubt, confirm compatibility with the manufacturer.
How long should a truck bed liner cure before loading cargo?
Wait until the liner has cured for the period specified in its instructions before loading cargo. Cure time can differ between products and conditions, so a general estimate may not apply to your kit. Follow the stated directions for curing and return to service, even if the surface feels dry sooner.
Should I choose a roll-on or spray-on bed liner kit?
Choose based on your preferred application method and the tools supplied. Roll-on options use a roller, while spray-on kits may include a gun; some kits also provide rollers or preparation accessories. Check whether the coating requires mixing and follow its application directions.
The supplied verdict favors a ready-to-use roll-on kit for most buyers.
How do I compare coverage between bed liner kits?
Compare each kit’s stated coverage with the surface area you plan to coat, and check whether the figure assumes one or multiple coats. The listed options include a roll-on kit stating 65 square feet in two coats, a spray kit stating up to 125 square feet, and an estimate of 110 to 130 square feet.
Final Words
For most buyers, the HERCULINER Roll-On Bed Liner Kit is the practical pick: it is ready to use and includes basic application and preparation tools. Choose another option if your priority is a stated full 8-foot-bed kit, specified coverage, spray application, or a larger package. Before deciding, compare coverage, surface-preparation requirements, mixing steps, and included tools, then follow the selected product’s application and cure-time directions.



