Mishimoto MMCP-R45-2540BL Mishimoto 45-Degree Silicone Transition Coupler, 2.50-in to 4.00-in, Blue CORE-0 This degas tank features a

This degas tank features a 43-percent increase in coolant capacity over stock to help take some of the load off your cooling system

With supporting modifications

Engine Years 1999-2003

providing peak retarding power throughout the engines rpm range unlike some models that rely on a hole/orifice within the butterfly to calibrate back-pressure only in the higher engine RPM

Mishimoto MMCP-R45-2540BL Mishimoto 45-Degree Silicone Transition Coupler, 2.50-in to 4.00-in, Blue CORE-0 This degas tank features aThe expansive line of silicone couplers from Mishimoto continues to expand! We now offer a broad range of 45 degree transition couplers applicable for use in both coolant and air passage systems. Finding the ideal coupler for your project can be challenging, but we make it easy with a massive selection of various bends, sizes, and colors to achieve your goals. Our couplers feature four layers of silicone, each divided by a layer of heat resistant