Invidia Gemini Catback Exhaust with Black Tips for Subaru WRX/STI 2015+ (HS15STIGM4SB) PPE_CeramicCoating_1 TM1-HDR4 kit features ACT's most

TM1-HDR4 kit features ACT's most popular Heavy Duty pressure plate

IMPORTANT NOTE: On The passenger side OE Manifold you must remove the factory OE doughnut gasket and reinstall on the BBK passenger side header so the mid pipe will bolt up and seal

One air spring

with just the slight changes in the throttle

Invidia Gemini Catback Exhaust with Black Tips for Subaru WRX/STI 2015+ (HS15STIGM4SB) PPE_CeramicCoating_1 TM1-HDR4 kit features ACT's most2015 2019 Subaru WRX STi Gemini Cat Back Exhaust System by Invidia A full cat back exhaust system, the Gemini features mandrel bent stainless steel piping and a free flowing oval style sport muffler to provide better exhaust flow for improved performance. Bolting up a Gemini to your vehicle will allow your exhaust note to come through loud and clear when you want it to, without producing harsh or overly loud overtones during regular driving; the