PERRIN TMIC Throttle Body Coupler for 08-21 WRX (PSP-ITR-321) Color:Blue The result is dramatically improved

The result is dramatically improved front end grip

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

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

which creates less drag on the stem to guide for a smoother motion

(1) -10AN 90° Fitting (21910)

PERRIN TMIC Throttle Body Coupler for 08-21 WRX (PSP-ITR-321) Color:Blue The result is dramatically improvedVehicle 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