2015-2021 STI Exhaust

A direct, bolt-on, 3" straight-through design helps the BOXER-powered WRX/STI maintain its addictive rumble while reducing drone/rasp. AWE's 180 Te...

A direct, bolt-on, 3" straight-through design helps the BOXER-powered WRX/STI maintain its addictive rumble while reducing drone/rasp. AWE's 180 Te...

The Invidia 2015+ WRX/STi Gemini 80mm Full Titanium Quad 101mm Tip Cat-Back Exhaust is expertly constructed from ultra-lightweight titanium for unb...

Experience improved performance and a throatier sound with the Revel 15-21 WRX/STi 11-14 WRX STi 08-14 WRX Ultra Ti Titanium Single Exit Catback Ex...

Constructed with precision for the track-ready Subaru WRX/STI VA, this single-exit cat-back exhaust system boasts a T304 stainless steel midpipe an...

  Constructed with precision for the track-ready Subaru WRX/STI VA, this single-exit cat-back exhaust system boasts a T304 stainless steel midpipe ...

Redesigned dual mufflers with aggressive 4inch tips that amplifies a rich powerful note. Enhance your driving experience with top-tier exhaust syst...

Engineered and artisanal-crafted from T304 stainless steel, the Remark Quad Exit Resonated Catback Exhaust cashes in on superior quality and perfor...

The Remark Non-Resonated Quad Exit Catback Exhaust combines style and performance. With a hand-welded T304 stainless steel construction and a uniqu...

Don't let a pesky exhaust leak ruin the beautiful exhaust tone from your turbo Subaru. The Mishimoto Subaru Exhaust Adapter allows a smooth exhaust...

The Remark 4in Quad Exit Titanium Tip Stainless Steel Catback Exhaust is the perfect choice for WRX and STI drivers who demand top-notch quality an...

Complete your exhaust system with Remark's mid-pipe kit. Directly bolt onto their very own Remark Axleback system, more Flow, more Power, more Torq...

This Remark axle back exhaust is for those who want a race inspired style over factory with a more pronounced sound! It is made with high quality 3...

This Remark axle back exhaust is for those who want a race inspired style over factory with a more pronounced sound! It is made with high quality 3...

Remark 2015+ Subaru WRX STi VA Axle Back Exhaust w/Stainless Steel Single Wall Tip 4in This Remark axle back exhaust is for those who want a race i...

Remark 2015+ Subaru WRX/STI VA Boso Edition Axle Back Exhaust w/ Stainless Steel Single Wall Tip This Remark axle back exhaust is for those who wan...

This Remark axle back exhaust is for those who want a race inspired style over factory with a more pronounced Subie sound! It is made with high qua...

This Remark axle back exhaust is for those who want a race inspired style over factory with a more pronounced Subie sound! It is made with high qua...

Inspired by the Japanese, Bōsōzoku style. They are the outlaws of Japan, and known as the "Violent Speed Gang". The outrageous styling, and designs...

Complete your exhaust system with Remark's mid-pipe kit. Directly bolt onto our very own Remark Axleback system, more Flow, more Power, more Torque...