Two cans of Lumabase 4:1 Performance Undercoat Primer in different sizes, with labels indicating the product is for professional use and provides excellent coverage. Two cans of Lumabase 4:1 Performance Undercoat Primer in different sizes, with labels indicating the product is for professional use and provides excellent coverage.
A container of Lumabase 4:1 Urethane Primer Activator with the brand and product information visible on the label. A container of Lumabase 4:1 Urethane Primer Activator with the brand and product information visible on the label.
Two cans of Lumabase 4:1 Performance Undercoat Primer in different sizes, with labels indicating the product is for professional use and provides excellent coverage.
A container of Lumabase 4:1 Urethane Primer Activator with the brand and product information visible on the label.

Lumabase

Lumabase 4:1 Urethane Primer Kit – High Build 2K (Includes Activator)

$169.00
Shipping calculated at checkout.

Lumabase 4:1 Urethane Primer Kit is a professional-grade 2K high build primer designed for superior filling, fast dry times, and easy sanding. This urethane primer delivers excellent surface leveling and filling properties while sanding cleanly without loading up your paper, saving time and effort in the refinishing process.

Formulated for minimal shrinkage and strong color holdout, Lumabase 4:1 Urethane Primer provides a stable, uniform foundation for topcoats with improved gloss retention. Ideal for automotive refinishing, restorations, and repair work, this primer ensures smooth, consistent results on properly prepared surfaces.

Key Features & Benefits:

  • 2K high build urethane primer
  • 4:1 mix ratio (includes activator)
  • Excellent filling and leveling properties
  • Fast drying with easy, clean sanding
  • Minimal shrinkage for long-term stability
  • Strong color holdout and gloss retention
  • Ideal for automotive repair and refinishing

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