3M 051131-08883 Rubberized Undercoating Black Aerosol Spray 19.7 oz

The 3M Underseal Rubberized Undercoating (08883) is a premium asphalt/synthetic polymer-based aerosol undercoating designed to deliver long-lasting corrosion protection, abrasion resistance, and sound deadening in a single convenient spray can. It applies as a medium to coarse textured black finish that matches OEM undercoating appearances and builds up in one coat with no dripping, running, or sagging.

Key Features:

• Corrosion & Abrasion Resistance: Passes 1,500-hour salt fog testing with no corrosion; forms a durable barrier against grit, grime, and moisture
• Sound Deadening: Rubberized formula helps insulate the vehicle cabin from road, engine, and wind noise
• Medium to Coarse Texture: OEM-match appearance for a consistent, professional finish
• One-Coat Build-Up: High-coverage formula applies without dripping, running, or sagging
• Paintable: Can be topcoated (note: paint applied over coating may discolor; product does not contain UV screeners)
• Easy Aerosol Application: No additional equipment required; includes snorkel tube for hard-to-reach areas
• Fast Dry Time: Tack-free in approximately 15 minutes at 75°F
• Wide Service Temperature Range: Rated from -20°F to 180°F

Specifications:

• Container: 19.7 oz (560 g) aerosol can
• Color: Black
• Base: Asphalt / Synthetic polymers
• Solids Content: Approximately 52%
• Viscosity: 3,500–9,000 cps
• Coverage: ~16 sq ft per coat (50% overlap)
• UPC: 00051131088832 | 3M ID: 7100166585

Recommended Application Areas:

• Automotive undercarriages
• Wheel wells
• Quarter panels and door skins
• Interior side of fenders
• Floor pans, trunk lids, and hood undersides
• Welded joints and bare or primed metal surfaces

Directions for Use: Remove all rust scale, oil, and grease. Surfaces must be clean and dry. May be applied to bare or primed metal. Shake can at least 60 seconds after agitator ball moves freely. Hold can 10–12 inches from surface and apply a uniform coat. Allow 3–5 minutes of dry time between coats. For composite plastic (SMC/FRP) surfaces, sand with a medium-grade abrasive prior to application to improve adhesion.