Marykate Grease-Away Engine Degreaser 32 oz by Marykate $15.67 SKU MKT5232 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Heavy duty engine degreaser. Formulated for your outboards, inboards, I/O's, tools, machinery, and more Unequaled spray on and rinse off formulation