Cosmoline Undercoating

Protect your investment with the same rust-fighting tech trusted by restoration pros and off-road enthusiasts. Our black Cosmoline undercoating delivers a sleek, uniform finish while shielding your undercarriage from corrosion, salt, and grime—without the mess or dealership markup. 💪 Why Locals Choose Us: Deep black finish for a clean, OEM-style look Military-grade rust protection that bonds to metal and seals out moisture Ideal for coastal, humid, and salted-road environments No-drip, no-flake application—professionally installed for full coverage Boosts resale value by preserving frame, suspension, and underbody integrity Perfect for trucks, SUVs, RVs, and daily drivers Color Deep black, matte finish Composition Wax-based petroleum rust inhibitor Application Method Spray-on with precision nozzles Cure Time 2-3 hours depending on climate Surface Compatibility Steel, aluminum, factory coatings, painted surfaces Resistance Water, salt, road grime, rust and chemical exposure