Cat Back

The COBB Cat-back Exhaust is a triumph in design and execution that provides performance like no other. 304 stainless steel is used throughout the exhaust construction. All components are meticulously TIG welded for outstanding appearance and strength...

COBB Tuning is pleased to announce the immediate availability of the COBB 3" Stainless Steel Cat-back Exhaust for the 2008-14 Subaru STI hatch and 2011-14 WRX hatch. This much anticipated exhaust uses a unique straight-through muffler section rather than...

The COBB 304 Stainless Steel Cat-Back Exhaust for the 2015-20 Subaru WRX / STI Sedan is mandrel bent and uses twin straight-through mufflers that terminate with COBB Tuning laser-etched 3.5" quad-tips. 2.5" & 3" 304 Stainless Steel Construction Ready to...

The COBB Tuning cat back exhaust is heralded often for its quality, performance, and subtlety. Engineered to be a vehicle specific unit, the cat back exhaust uses the highest quality stainless piping and a muffler designed for direct and efficient flow...

HKS ES Premium Series Cat Back Exhaust For 2011-14 Subaru STI Sedan. Made from 304 Stainless Steel, it features 65mm pipe diameter (2.5" dia) and the tips are 115mm in diameter or (4.5" dia.). Open Box Special, reduced price.

Stainless constant-diameter pipes and straight-thru muffler nearly doubles flow. Lower exhaust temps. Virtually no backpressure. Rich, throaty sound. Monster exhaust system flows better than stock and virtually eliminates backpressure. The streamlined...

Invidia's N1 cat back exhaust system for the 2015-20 WRX / STI is manufactured from polished 304 stainless steel. The exhaust features mandrel bends for maximum flow and exits out of two cans with 101mm tips. Invidia exhaust systems include all hardware...

Invidia's new R400 tuned cat back exhaust system offer a rich exhaust note which enhances the natural tone of your car's engine. Invidia's high flow design ensures efficient exhaust flow for optimum engine performance on your 2015-20 Subaru WRX / STI.The...

Invidia's 60mm mandrel bent SUS304 stainless steel piping optimizes flow and minimizes turbulence with a unique exhaust path that deletes all unnecessary bends, unleashing horsepower that would normally be restricted. This exhaust comes with titanium...

Invidia N1 Dual Cat Back exhaust for the 2008-14 Subaru WRX and STI sedan features 3" mandrel bent polished SUS304 stainless steel, CNC machined flanges, mid pipe resonator, (x2) straight through muffler with a single 4 inch round burnt titanium tip on...

Invidia N1 Dual Cat Back exhaust for the 2008-14 Subaru WRX and STI sedan features 3" mandrel bent polished SUS304 stainless steel, CNC machined flanges, mid pipe resonator, (x2) straight through muffler with a single 4 inch round polished tip on each...

The Mach Force XP cat-back exhaust system produces 11 hp and 10 lbs./ft. of torque. constructed from 2.75 in. mandrel bent 304 hand brushed stainless steel and utilizes a unique crossover pipe that helps to equalize exhaust pressure and tunes the exhaust...

The MagnaFlow Ford Bronco Street Series Axle-Back Performance Exhaust System #19555 is engineered to make your 2021 Ford Bronco sound as awesome as it looks. Conquer highways and trails alike with ease in your modern body-on-frame SUV thanks to the...

The Borla(r) Cat-Back(tm) system 140878BC was specifically designed to enhance the power and sound of the Ford F-150 equipped with 3.3L engine. It includes black chromed T-304 stainless steel tips and a split rear exit configuration. The entire system is...

dB by CORSAs patented Reflective Sound Cancellation® (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, and a deep aggressive rumble. Computerized; mandrel bent; straight through design for maximum airflow which improves...

AWE Tuning Subaru 15+ WRX VA Sedan Touring Edition Exhaust - Diamond Black Tips (102mm)

Invidia 08+ WRX Hatch / 08 STi 76mm RACING Titanium Tip Cat-back Exhaust

Invidia 08-11 STi Hatch / 11 WRX Hatch Dual N1 Single Layer Titanium Tipped Cat-back Exhaust

Invidia 08-14 Subaru WRX Hatchback Gemini/R400 Stainless Steel Tip Cat-back Exhaust

Invidia 08-11 Subaru Impreza Non-Turbo N1 Stainless Steel Tip Resonator 63mm Piping Cat-back Exhaust

Invidia 05+ Subaru Legacy GT Stainless Steel Quad Tip Cat-back Exhaust

Invidia 02-07 WRX/STi 76mm N1 REGULAR Titanium Tip Cat-back Exhaust

The Borla(r) Cat-Back(tm) system 140875 was specifically designed to enhance the power and sound of the Ford F-150 equipped with the 5.0L V8 engine. It includes bright chromed T-304 stainless steel tips and a dual side exit configuration. The entire...

The Borla(r) Cat-Back(tm) system 140872 was specifically designed to enhance the power and sound of the Ford F-150 equipped with 2.7L and 3.5L engines. It includes bright chromed T-304 stainless steel tips and a dual side exit configuration. The entire...

The Borla(r) Cat-Back(tm) system 140875BC was specifically designed to enhance the power and sound of the Ford F-150 equipped with the 5.0L V8 engine. It includes black chromed T-304 stainless steel tips and a dual side exit configuration. The entire...

The Borla(r) Cat-Back(tm) system 140867BC was specifically designed to enhance the power and sound of the Ford F-150 equipped with the 5.0L V8 engine. It includes black chromed T-304 stainless steel tips and a split rear exit configuration. The entire...

The Borla(r) Cat-Back(tm) system 140867 was specifically designed to enhance the power and sound of the Ford F-150 equipped with the 5.0L V8 engine. It includes bright chromed T-304 stainless steel tips and a split rear exit configuration. The entire...

The Borla(r) Cat-Back(tm) system 140881BC was specifically designed to enhance the power and sound of the Ford F-150 equipped with 3.3L engine. It includes black chromed T-304 stainless steel tips and a dual side exit configuration. The entire system is...

The Borla(r) Cat-Back(tm) system 140866 was specifically designed to enhance the power and sound of the Ford F-150 equipped with the 5.0L V8 engine. It includes bright chromed T-304 stainless steel tips and a split rear exit configuration. The entire...

The Borla(r) Cat-Back(tm) system 140864BC was specifically designed to enhance the power and sound of the Ford F-150 equipped with 2.7L and 3.5L engines. It includes black chromed T-304 stainless steel tips and a split rear exit configuration. The entire...