Ideal for removing oil, rust, exhaust, waterline and transom stains. Also for shower stalls and furniture made of fiberglass. Removes road soil from trailered boats and RV's. Non-abrasive. Safe on white painted surfaces as well as gel coat. Requires no sanding or compounding. Just apply, wait a few minutes and rinse.

166-790: 16 oz. 

166-792: 67.8 oz.