Finish Pro ADHESION PROMOTER 12.75 oz.

Ensure a flawless, long-lasting custom paint job with Finish Pro Adhesion Promoter. Packaged in a convenient 12.75 oz aerosol can, this essential prep product is engineered to maximize the bond between your paint system and difficult-to-paint automotive surfaces. It is specifically formulated to provide superior adhesion on flexible and rigid automotive plastics (including TPO and PP), fiberglass, SMC, bare aluminum, and previously painted surfaces.

By creating a strong chemical bond that locks in your primers, basecoats, and clear coats, this promoter effectively eliminates the risk of peeling, flaking, or delamination on bumpers, trim pieces, and custom body fabrications. Its fast-drying, clear formula sprays evenly and requires no sanding before top-coating, streamlining your workflow in the paint booth. Whether you are performing a standard collision repair or prepping a highly modified custom body kit, Finish Pro Adhesion Promoter is the critical first step to guarantee a durable, professional-grade finish.