This 4:1 Primer Filler Kit is a high-build, two-component primer system developed for professional automotive refinishing. It offers excellent surface filling properties, superior adhesion, and a smooth, easy-to-sand finish. Ideal for both spot repairs and full resprays, this kit includes a grey primer and the compatible hardener for optimal performance and results.

High-build formulation: Effectively fills surface imperfections and creates a smooth, level base for topcoats.
Fast drying time: Speeds up the repair process with a quick-curing formula, ideal for busy body shops.
Excellent sanding properties: Produces a fine sanding powder for smooth, clog-free sanding and a flawless finish.
Strong adhesion: Delivers reliable adhesion to a wide range of properly prepared surfaces, including metal, fiberglass, and OEM finishes.
Complete kit included: Supplied with both primer and hardener, offering a convenient, ready-to-use solution.