PERRIN TMIC Throttle Body Coupler for 08-21 WRX (PSP-ITR-321) Color:Blue Now laser etched with the

Now laser etched with the STM logo and we also use a black urethane bushing with a stiffer durometer

Please select your cam set carefully in the purchase menu

The result is dramatically improved front end grip

We even incorporated a bung for a wideband gauge with a plug included

These pipes have been test-fitted and are compatible with the STM

PERRIN TMIC Throttle Body Coupler for 08-21 WRX (PSP-ITR-321) Color:Blue Now laser etched with theVehicle Fitment: 2008 2021 Subaru WRX Description: Remove your dull OEM top mount intercooler coupler and replace it with a PERRIN Coupler Kit and give your engine bay a touch of style. The PERRIN intercooler coupler kit replaces your factory coupler with a high gloss, vibrant color hose that looks and works better. PERRIN silicone couplers are made from fiber reinforced 3 ply silicone tube. This high strength, reinforced, silicone, multi layer design