Mishimoto Transition Coupler 2.25-in to 2.5-in Black | MMCP-22525BK vendor_Killer B Part #: RSC-400BK

Part #: RSC-400BK

Part Number: IS-240KA-RADS1X

while using the original spline size to fit the stock hubs

SUBARU IMPREZA WRX STI (2004 - 2017) INTAKE

Reduces turbo lag

Mishimoto Transition Coupler 2.25-in to 2.5-in Black | MMCP-22525BK vendor_Killer B Part #: RSC-400BKMishimoto has developed silicone couplers which can be used with a variety of pipe sizes and bends. Whether you are looking for a transition, straight or angled coupler, Mishimoto has the perfect silicone replacement for you. Their silicone couplers are made from the same heat resistant embedded fibers as their silicone hose kits, so you know they are durable and can withstand the toughest conditions! Features: INLET I D 2. 25" OUTLET I D 2. 5" INLET