Transtar 4603 – 2-in-1 Primer Gray (20 oz Aerosol)

Transtar 4603 2-in-1 Primer Gray is a professional-grade aerosol primer designed for fast, convenient priming of both metal and plastic substrates in collision repair applications. This dual-purpose formula eliminates the need for separate metal and plastic primers, streamlining the repair process for body shops handling mixed-substrate panels. The primer delivers excellent rust prevention and moisture sealing on metal substrates while providing superior adhesion and flexibility on both rigid and flexible plastic components. Fast drying with excellent fill and build, the 2-in-1 Primer sands easily and is compatible with virtually all automotive topcoat systems.

Key Features:

• 2-in-1 Metal and Plastic Primer: Single product primes both metal and plastic substrates — no switching between primers during repairs.
• Rust Prevention: Seals out moisture and prevents corrosion on bare metal and repaired steel panels.
• Fast Drying: Rapid dry time keeps repair workflow moving and minimizes booth occupancy.
• Superior Fill and Build: Excellent filling properties cover minor imperfections and sand scratches for a smooth topcoat foundation.
• Easy Sanding: Sands smoothly for efficient final surface preparation before topcoat application.
• Flexible Adhesion: Adheres to both rigid and flexible plastic parts including bumper covers and trim components.
• Compatible with All Automotive Paints: Works under virtually all solvent and waterborne topcoat systems.