WORX Racing Performance Sea-Doo Intercoolers make huge gains over OEM Intercoolers providing a cooler denser air to the engine increasing horsepower! WORX Racing Sea-Doo intercoolers are a direct replacement of most Sea-Doo 300 ACE & 4-TEC intercoolers and are suitable for all applications from stock to open turbo watercraft. Unit comes with necessary water fittings to suit OEM cooling applications, pressure bleed on front of unit and a replaceable sacrificial anode to extend intercooler life.