Salt Shift Boat & PWC Wash KitSalt Shift Boat & PWC Wash Kit Salt and sun do their damage between rides, not during them and a quick rinse with the garden hose doesn't shift baked on salt residue or oxidised gel coat. The Salt Shift Boat & PWC Wash Kit gives you the full system in one box: wash concentrates that lift salt without stripping wax, engine flush to clear internal salt buildup, and protectant products for metal parts and trailer hardware. It covers the whole machine,