Best Sem 39863 Plastic Adhesion Promoter

Peter | 09-01-2026

You will find our hand-picked selection of Best Sem 39863 Plastic Adhesion Promoter below. You have a wide variety of choices of brands such as SEM,Rust-Oleum,Dupli-Color available to you as a result of the fact that each one of them has a unique pricing, look, and feel. Continue reading for an in-depth analysis in our Best Sem 39863 Plastic Adhesion Promoter buying guide!

Our experts tested a variety of Best Sem 39863 Plastic Adhesion Promoter on the market. Right at the top of the list is SEM Best Sem 39863 Plastic Adhesion Promoter. Check out some more of our favorites below, and read some valuable insight from our experienced editors.

Editor's Choice
Dupli-Color ECP199 Adhesion Promoter - Clear Automotive Paint Primer - 11 oz. Aerosol Can
Dupli-Color ECP199 Adhesion Promoter - Clear Automotive Paint Primer - 11 oz. Aerosol Can
Premium Pick
Plastic Adhesion Promoter
Plastic Adhesion Promoter
Budget Pick
Rust-Oleum 251572 Automotive Adhesion Promoter Spray, 11 oz, Clear
Rust-Oleum 251572 Automotive Adhesion Promoter Spray, 11 oz, Clear

Top 10 Best Sem 39863 Plastic Adhesion Promoter

We researched and compared the top products in the Best Sem 39863 Plastic Adhesion Promoter category to provide you with these recommendations.

1. SEM 39863 Plastic Adhesion Promoter Aerosol - 14.8 oz.

  • New

2. Plastic Adhesion Promoter

  • Recommended by Original Equipment Manufacturers: Trusted for superior performance
  • Exceptional Bonding Capabilities: Ensures a strong, durable hold
  • Compatibility with Most Refinish Products: Topcoat with confidence
  • Excellent Performance on Olefin-Based Plastics: Tailored for your specific needs
  • User-Friendly Application: Easy to use for a stress-free experience
  • Appearance: Clear
  • Coverage: 1 Light Coat
  • Drying Time: 15 Minutes

3. Rust-Oleum 251572 Automotive Adhesion Promoter Spray, 11 oz, Clear

Rust-Oleum 251572 Automotive Adhesion Promoter Spray, 11 oz, Clear
9.5

Rust-oleum

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  • Bonds topcoats to vinyl, plastic, fiberglass and more
  • Works on surfaces such as automotive plastics, vinyl, trim, bumpers, fiberglass and more
  • Dries to the touch in 10 minutes and covers between 10-12 sq. ft. per can
  • Ideal for both interior and exterior use
  • Features a comfort spray tip with wider finger pad and advanced spray system that allows you to spray at any angle

4. Dupli-Color ECP199 Adhesion Promoter - Clear Automotive Paint Primer - 11 oz. Aerosol Can

Dupli-Color ECP199 Adhesion Promoter - Clear Automotive Paint Primer - 11 oz. Aerosol Can
9.8

Dupli-color

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  • SPRAY PAINT PRIMER - Dupli-Color Adhesion Promoter improves adhesion of enamel and lacquer top coats to all surfaces, including plastic, chrome, fiberglass bumpers and aluminum trim molding.
  • FAST DRYING This Dupli-Color primer is easy to apply, dries quickly, and can be buffed to a brilliant smooth finish. Its dry to the touch in 20 minutes and can be handled in 1 hour.
  • IMPROVES PAINT ADHESION Featuring an EZ Touch Fan Spray Nozzle, this vehicle paint primer ensures maximum coverage for a long-lasting finish.
  • IDEAL USES Dupli-Color Adhesion Promoter, from the automotive primer series, is an all-purpose clear primer paint ideal for both interior and exterior applications.
  • DUPLI-COLOR PAINT Since 1938, Dupli-Color has been the trusted brand leader in providing easy-to-use, innovative, products to restore, restyle and protect vehicle appearance.

5. SEM Olefin Plastic Paint Adhesion Promoter | Increases Bond for Automotive Parts | 2-Pack

  • Plastic Adhesion Promoter increases adhesion of top coat materials to a wide variety of raw plastics
  • Topcoat with most refinish products
  • Excellent on olefin based plastics
  • Easy to apply
  • OEM recommended

6. SEM 38363 Sand Free - 11.6 oz

  • Sand Free is a unique wet-on-wet adhesion promoter for certain plastics
  • It softens the substrate promoting adhesion on difficult to sand areas

7. U-POL Adhesion Promoter, Strong-Hold, Quick-Drying, Multi-Purpose Spray with A Smooth, Flat Finish,

  • MULTI-SURFACE ADHESION: The U-POL Adhesion Promoter is a clear coating that promotes primer and topcoat adhesion, on vehicles & other metal & plastic surfaces like fenders, underhoods, chassis, wheels, bumper covers, mirror covers, body panels & moldings.
  • PRO TIP: For best results, good preparation is essential. Clean & degrease the area - removing dirt, oil, grease & wax. Lightly abrade glossy surfaces with fine grit sandpaper & always mask off surrounding areas as needed to protect from overspray.
  • SUPERIOR STRENGTH: This maximum adhesion formula removes the need to sand hard-to-reach areas, whilst providing a protective barrier against lifting on plastics, vinyl, fiberglass, galvanized steel, aluminum, bare metal, painted surfaces, filler, & more.
  • EASY TO USE: This spray is easy to use and dries fast, to deliver a smooth flat finish while the spray nozzle design has anti-clog technology allowing for ease of use and steady application.
  • U-POL POWER & RAPTOR TOUGH: U-POL & RAPTOR are World leaders in automotive refinishing with a wide range of comprehensive products specializing in driving surface perfection including fillers, coatings, aerosols, adhesives, & truck-bed liners.

8. KLEAN-STRIP Bulldog Adhesion Promoter for Polyolefin Plastic Quick Dry Adhesion Promoter for Paint

KLEAN-STRIP Bulldog Adhesion Promoter for Polyolefin Plastic Quick Dry Adhesion Promoter for Paint
8.5

Klean-strip

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  • Work Smarter: Save time sanding with the Klean-Strip Bulldog Plastic Adhesion Promoter Automotive Paint Prep; Spray ready bulldog plastic prep fills fine 320 grit sanding scratches with a tack free 5 minute dry time
  • Compatible Solution: Automotive paint adhesion promoter is designed for polyolefin plastics; Compatible with acrylic lacquers, basecoats, epoxies, primers, sealers, and solvent-based urethanes. Ideal for melt-in and edge wetting
  • Formulated to Last: Bulldog adhesion promoter remains active up to 24hrs after application to allow for prep a day in advance; Convenient Aerosol can is perfect for small jobs with a shelf life up to 2 years
  • Ready to Work: 15oz adhesion promoter spray can arrives ready to work. With just a 5-minute flash time Bulldog dries clear quickly. In addition to its spray paint adhesion promoter properties, it also improves flake orientation and color consistency.
  • Enhanced Adhesion: Achieve professional-grade adhesion with the Bulldog Adhesion Promoter, specifically engineered for polyolefin plastics. Its advanced formula enhances the bonding surface, ensuring a robust grip for subsequent layers of paint.

9. SEM 77723 XXX Adhesion Promoter - 11.3 oz.

  • XXX Adhesion Promoter

10. LAUCO Adhesion Promoter Quart, Automotive Surface Adhesion Enhancer with Flex Agent for Plastic,

  • MAXIMIZES PAINT ADHESION ON MULTIPLE SUBSTRATES: Specifically formulated to improve bonding of topcoats onto plastic, metal, vinyl, and fiberglass surfaces, ideal for automotive trim, bumpers, and body panels.
  • VERSATILE APPLICATION FOR AUTO & INDUSTRIAL USE: Works on rigid plastics, ABS, polypropylene, aluminum, steel, and more, helping ensure uniform adhesion across diverse substrates in production or repair settings.
  • ENHANCES FINISH DURABILITY & PERFORMANCE: By strengthening the bond between substrate and coating, it reduces instances of peeling, blistering, or delamination, resulting in longer lasting finishes.
  • READY-TO-USE QUART PACK: Convenient container size for body shops and DIY users alikepour, apply with a sprayer or brush, and get professional-level surface prep without complex mixing.
  • SIMPLE SURFACE PREP + APPLICATION: Clean, degrease and sand the surface, then apply the adhesion promoter as instructed, no heavy equipment required, making it ideal for both pros and hobbyists.
  • OPTIMIZED FOR TOPCOAT COMPATIBILITY: Designed to work seamlessly under urethane, acrylic, basecoat/clearcoat and other modern paint systems, ensuring the topcoat adheres the way its supposed to.
  • TRUSTED BRAND PERFORMANCE FOR REFINISHING: From a brand known in the automotive refinishing industry, this adhesion promoter offers consistent results and meets professional standards.

Peter

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