INTERCOOLER COOLANT EXPANSION TANK R POLARIS RZR XP TURBO / 4 by DynojetFree shipping with in the lower 48 states. SKU: 960200002 EXPLORE THE POSSIBLITIES The Dynojet Intercooler Coolant Expansion Tank isolates the engine coolant from the intercooler coolant and yields lower air charge temperatures. Whether youre running stock or elevated boost pressures youll be rewarded with a cooler, denser air charge that increases power and lowers the chance for power robbing and potentially destructive detonation. FITMENTS POLARIS