- Cat-Back: GMP Performance offers cat-back exhaust systems from a variety of manufacturers for both turbo and non-turbo charged vehicles. Cat-Back exhaust systems replace the entire stock exhaust system from the catalytic converters back, hence the term "cat-back". A new cat-back system will improve the performance of a vehicle and add to the overall styling as well.
00-01 Audi A6 2.7T/4.2 Catback Exhaust System Turn-down Tips: APR's A6/allroad 2.7T Exhaust is a stainless steel, mandrel bent, cat-back exhaust. Our exhaust begins after the factory catalytic converters with dual 2.5" pipes, and continues back to the innovative center muffler. From there, it splits to two sepa...more
00-02 Audi S4 B5 Stealth Cat-BackExhaust System: APR has a stainless steel, mandrel bent, cat-back exhaust for the S4. APR's S4 Exhaust is a stainless steel, mandrel bent, cat-back exhaust. Our exhaust begins after the two lower factory catalytic converters and is two 2.25" pipes that merge int...more
00-02 Audi S4 SRT Cat-BackExhaust System: APR has a stainless steel, mandrel bent, cat-back exhaust for the S4. APR's S4 Exhaust is a stainless steel, mandrel bent, cat-back exhaust. Our exhaust begins after the two lower factory catalytic converters and is two 2.25" pipes that merge into on...more
00-02 Audi S4 Turbo B5 2.5-inch Cat Back with Dual 3 Inch Tips: All GHL products are built using only the highest quality “American Made” T-304 & T-321 stainless steel. All tubes are precision mandrel bent and everything is hand TIG welded by skilled craftsmen in Mesa Arizona. Factory mounting locations are used ...more
00-05 VW Golf IV 1.8t 3in Dual Tip Cat-Back Exhaust: APR's Golf/GTI cat-back exhaust is a stainless steel, mandrel bent system. Our cat-back exhaust begins after the factory catalytic converter with a with a 3.0" center pipe which contains a small 4" resonator. The 3.0" pipe continues back to the polis...more
00-05 VW Jetta IV 1.8t 3in Dual Tip Cat-Back Exhaust System: No Downpipe. APR's Jetta catback exhaust is a stainless steel, mandrel bent system. Our exhaust begins after the factory catalytic converter with a 2.5" pipe, and continues back to the muffler. Our exhaust has a pair of 3" tips for the 2003-05 models...more
02-03 A6/Allroad 2.7T Milltek Catback Exhaust (fits allroad also): New system from Milltek that passes through the rear valance just like the factory system. Catback fits 6-Speed and TipTronic cars perfectly. Finally a way to open up the strangulating stock exhaust and bring the effortless torque you are missing alo...more
02-05 Audi A6 2.7T/4.2 Cat-Back exhaust w. Tips: APR's A6/allroad 2.7T Exhaust is a stainless steel, mandrel bent, cat-back exhaust. Our exhaust begins after the factory catalytic converters with dual 2.5" pipes, and continues back to the innovative center muffler. From there, it splits to two sepa...more
05-on Audi A4 B7 2.0T Cat-Back by GHL: GHL A4 B7 2.0 304 stainless steel, mandrel bent, cat back exhaust system. The GHL cat back exhaust system has a specifically designed muffler for the true dual system. The non obtrucive throaty tone reinforces the reason for changing your stock exhau...more
06-on Audi A4 B7 2.0T AWD Turbo-Back Exhaust System: APR's A4 Exhaust is a complete stainless steel, mandrel bent, cat-back exhaust. On an A4, the catalytic converter is bolted to the turbocharger and then the exhaust begins with the downpipe. Unlike most other aftermarket exhausts, the APR exhaust inc...more
06-on Audi A4 B7 2.0T FWD Turbo-Back Exhaust System: APR's A4 Exhaust is a complete stainless steel, mandrel bent, cat-back exhaust. On an A4, the catalytic converter is bolted to the turbocharger and then the exhaust begins with the downpipe. Unlike most other aftermarket exhausts, the APR exhaust inc...more
06-on VW Jetta V 2.0T" Cat-Back Exhaust System.: VW Jetta GLI 2.5" Catback, features Polished T304 Stainless Steel, Mandrel Bends, a high flow catalytic converter, and free flow muffler with single GLI specific tip. This system carries a lifetime warranty and is available with or without a resonato...more
1999-2005 GTi 1.8T 2.5" Cat Back by GHL: All GHL products are built using only the highest quality “American Made” T-304 & T-321 stainless steel. All tubes are precision mandrel bent and everything is hand TIG welded by skilled craftsmen in Mesa Arizona. Factory mounting locations are used ...more
1999-2005 GTi 1.8T 3" Cat Back by GHL: All GHL products are built using only the highest quality “American Made” T-304 & T-321 stainless steel. All tubes are precision mandrel bent and everything is hand TIG welded by skilled craftsmen in Mesa Arizona. Factory mounting locations are used ...more
2004-05 Audi S4 4.2 6Spd/Tip Quattro Stainless Steel Cat-Back Exhaust: APR's B6 S4 Exhaust is offered as both a full or as a catback system. The catback system is a complete stainless steel, mandrel bent, cat-back exhaust. The exhaust is a dual 2.25" system that begins at the factory downpipes and continues to an innova...more
2004-05 S4 4.2 Quattro SS Cat-Back Exhaust - Resonated: Tuners in Europe have reported gains of 15hp (at the wheels) with this catback exhaust and that has been verified in the USA on a 4-Wheel Dynapack dyno along with a 20 lb-ft gain in torque (at the wheels). Awesome Milltek quality and fit, Dual 100mm ...more
2004-05 S4 4.2 Quattro SS Cat-Back Exhaust : NON-Resonated: Eliminates the two center mufflers for a louder sportier sound. Power equal to the resonated version but with a more aggressive attitude (not pictured). Tuners in Europe have reported gains of 15hp (at the wheels) with this catback exhaust and that h...more
2006-2008 Audi B7 S4 4.2 6Spd/Tip Quattro Stainless Steel Cat-Back Exhaust: APR's B7 S4 Exhaust is offered as both a full or as a catback system. The catback system is a complete stainless steel, mandrel bent, cat-back exhaust. The exhaust is a dual 2.25" system that begins at the factory downpipes and continues to an innova...more
APR MKV GTI APR 3" Quad Tip Cat-Back Exhaust: The Quad Tipped exhaust for the MkV GTI is a unique system that was originally developed for our SEMA GTI. Due to the overwhelming demand for it, we have put this system into production. This special exhaust is designed to work with an Oettinger rear...more
APR Stainless Steel Exhaust for R32: APR's R32 catback exhaust is a stainless steel, mandrel bent system. Our exhaust begins after the factory catalytic converter with a with a 2.5" center pipe. This continues back to the single rear muffler that has two 4" dual wall tips. With TIG weld...more
APR VW MKV GTI 2.0T 3" Cat-Back Sport Exhaust System: APR's MkV GTI Exhaust is a stainless steel, 3.0" mandrel bent, turbo-back exhaust. Unlike most other aftermarket exhausts, the APR exhaust is a full exhaust from the turbocharger back. The APR downpipe features a high-flowing 100-cell metal high flow...more
APR VW MKV GTI 2.0T 3" Stealth Cat-Back Exhaust System: APR's MkV GTI Exhaust is a stainless steel, 3.0" mandrel bent, turbo-back exhaust. Unlike most other aftermarket exhausts, the APR exhaust is a full exhaust from the turbocharger back. The APR downpipe features a high-flowing 100-cell metal high flow...more
Audi A3 Complete Exhaust: A stainless steel exhaust for the 2.0 Turbo integrates a mid and rear silencer with twin 76mm tips that emit a velvet-like growl....more
Audi A4 2.0L AWD Stasis Engineering’s Signature Series Cat-back system: This cat-back exhaust offers perfect blending of aggressive sporty tones when you want it and quiet cruising when you don’t, making this the perfect performance street exhaust system. This is the same system that we run on our Challenge edition A4's ...more
Audi A4 B6 02-03 AWD 5-Spd Sport Cat-Back Exhuast System: APR's B6 A4 Exhaust is a complete stainless steel, mandrel bent, cat-back exhaust. On an A4, the catalytic converter is bolted to the turbocharger and then the exhaust begins with the downpipe. Unlike most other aftermarket exhausts, the APR exhaust ...more
Audi A4 B6 02-03 AWD 5-Spd Sport Cat-Back Exhuast System: APR's B6 A4 Exhaust is a complete stainless steel, mandrel bent, cat-back exhaust. On an A4, the catalytic converter is bolted to the turbocharger and then the exhaust begins with the downpipe. Unlike most other aftermarket exhausts, the APR exhaust ...more
Audi A4 B6 04-05 AWD 6-Spd Sport Cat-Back Exhuast System: APR's B6 A4 Exhaust is a complete stainless steel, mandrel bent, cat-back exhaust. On an A4, the catalytic converter is bolted to the turbocharger and then the exhaust begins with the downpipe. Unlike most other aftermarket exhausts, the APR exhaust ...more
Audi A4 B6 04-05 AWD 6-Spd Stealth Cat-Back Exhuast System: APR's B6 A4 Exhaust is a complete stainless steel, mandrel bent, cat-back exhaust. On an A4, the catalytic converter is bolted to the turbocharger and then the exhaust begins with the downpipe. Unlike most other aftermarket exhausts, the APR exhaust ...more
Audi S4 B7 4.2 Signature Series Cat-back Exhaust System by Stasis: This cat-back exhaust offers perfect blending of aggressive sporty tones when you want it and quiet cruising when you don’t, making this the perfect performance street exhaust system. This is the same system that we include on our Signature Series ed...more
Audi S4 B8 APR RSC Catback Exhaust 2010+: APR is pleased to present our first RSC™ Exhaust System for the Audi marque in the new 3.0T B8 S4 Model Years 2010+. Reflective Sound Cancellation allows for maximum exhaust gas flow while completely eliminating in cabin sound resonance (drone). R...more
Audi S5 4.2 Cat-Back Exhaust: -2.5” CNC mandrel bent T304 stainless steel tubing throughout entire system -Hand fabricated T304 stainless steel mufflers incorporating B&B’s Purge Resonance Technology (PRT) emit a deep robust exhaust note without the unwelcome in cabin resonance ...more
Audi S5 Signature Series Cat-back Exhaust System by Stasis: This cat-back exhaust offers perfect blending of aggressive sporty tones when you want it and quiet cruising when you don’t, making this the perfect performance street exhaust system. Designed to reduce back pressure and increase power, the Signature...more
Audi S6 V10 Cat-Back Sport Exhaust: Milltek comes through again with a beast of an exhaust for Audi S6 V10. Never intrusive, just awesome muscle. This system takes the S6 to a level beyond your expectations. We guarantee it. These systems have been tested in the USA and now designed sp...more
Audi TT 2.5" Cat-Back Exhaust System: APR's TT Exhaust is a stainless steel, mandrel bent, cat-back exhaust. Our exhaust begins after the factory catalytic converter with a 2.5" pipe, and continues back to the muffler and two elegant semi-oval tips. This exhaust really wakes up the TT an...more
Audi TT Quattro 3" Cat-Back Exhaust System: APR's TT Exhaust is a stainless steel, mandrel bent, cat-back exhaust. The exhaust begins after the factory catalytic converter with a connector and 3.0" pipe, and continues back to the muffler and two elegant semi-oval tips. This exhaust really wake...more
Audi TTS Cat-Back Exhaust by Milltek: Yep, you are looking at the latest gem in the Milltek stable. The new Audi TTS. Milltek Sport has already completed development on a full turbo-back exhaust for this awesome car. High performance metal catalyst, over-sized 2.75" stainless piping and ...more
Bentley GT Exhaust System by Mansory: The image shows the rear bumper which includes the stacked tips but to get the true sound and power from your Bentley, Mansory offers a complete exhaust system from the cats back....more
BMW 335i Cat-Back Sport exhaust by RDSport: System includes sport mufflers, x-pipe and front downpipe (Secondary cat replacement) . Dual silencers with two 85x80 chrome tips on each side. The passthrough construction gives the 335i that deep exhaust tone that is typical of all RDSport cars....more
BMW 5-Series E60 Dual Exhaust: Give your E60 the M5 look with a dual exhaust from Eisenmann, complete with 4x76mm round tips. You will need to trim a opening in the stock bumper....more
BMW E92 M3 Exhaust: The ultimate driving machine now sounds like a true sports car. Agency Power has taken the E92 BMW M3 big V8 engine and given it some sound steroids. The Agency Power exhaust has a great tone which gives your car that race sound many desire. Our exha...more
Jetta IV GLI 1.8 Turbo 3.0 inch Cat Back with single 3.5 inch tip: VW Jetta GLI 3" Catback, features Polished T304 Stainless Steel, Mandrel Bends, a high flow catalytic converter, and free flow muffler with single GLI specific tip. This system carries a lifetime warranty and is available with or without a resonator....more
Jetta IV GLI 2.5" Catback by GHL: VW Jetta GLI 2.5" Catback, features Polished T304 Stainless Steel, Mandrel Bends, a high flow catalytic converter, and free flow muffler with single GLI specific tip. This system carries a lifetime warranty and is available with or without a resonato...more
KLEEMANN Exhaust System in stainless steel: The complete KLEEMANN Exhaust System in stainless steel with four steel catalysts is designed with attention to detail. Crucial points like fitting, durability, and most important, looks and the right sporty sound, were all key elements in the develo...more
Milltek 00-02 Audi B5 S4 Stainless Steel 3" Cat-back Exhaust: Want the ultimate in performance, sound, fit and VALUE for your S4? Well now you can get it from Stratmosphere. This system is really hot here at Stratmosphere. How about 21hp at the wheels? 2.25" twin pipes for maximum flow while retaining a fat to...more
Milltek 02-05 Audi B6 A4 1.8T Catback Exhaust-Quattro Triptronic: Super-mellow dual catback for the 2002 A4 1.8T. 60mm off the cat/downpipe and 50mm pipes dual back. Get the performance and sound you would expect from your A4. Expect about 7% hp and torque increase. These systems are fully stainless inside and out ...more
Milltek 02-on Audi A4 B6 B7 3.0 3.2 quattro Exhaust: Finally beautiful Milltek quality for the V6 A4 quattro. Sweet musical sounds, great looking tips, and superb fitment. This system will complete your new A4 with the sporty but mellow sound you need....more
Milltek 03-05 Audi B6 A4 1.8T Catback Exhaust-Quattro 6 Speed: Super-mellow dual catback for the 2002 A4 1.8T. 60mm off the cat/downpipe and 50mm pipes dual back. Get the performance and sound you would expect from your A4. Expect about 7% hp and torque increase. These systems are fully stainless inside and out ...more
Milltek 04-on Audi TT 3.2 Cat-Back Exhaust: Our new Milltek for the TT 3.2 brings you more power, sounds and more aggressive looks with the nice 100mm tips. Also gets rid of the big crimp in the OEM Audi center pipe too. Easy to fit with results you can feel. Nice removable tips for that perfe...more
Milltek 05-on Audi A6 4.2 New C6 Catback Exhaust: This exhaust system is designed to enhance the aural experience of the V8 engine (which is quiet in standard form) but without ever being loud or intrusive. You will also get all the usual benefits of a Milltek exhaust such as unrivalled product qual...more
Milltek 06-on Audi B7 A4 Quattro Manual Catback Exhaust-2.0T Quattro: Hot and new to the market is the first full catback exhaust for the B7 2.0T Quattro Audi A4. This system is all-new with the unique downpipe for the new 2.0T motor. Mellow sound with ripping performance. Also available is the new 2.0T-specific hi-flo...more
Milltek 06-on Audi B7 A4 Quattro TipTronc Catback Exhaust-2.0T Quattro: Hot and new to the market is the first full catback exhaust for the B7 2.0T Quattro Audi A4. This system is all-new with the unique downpipe for the new 2.0T motor. Mellow sound with ripping performance. Also available is the new 2.0T-specific hi-flo...more
Milltek Audi S5 Catback Stainless Steel Exhaust, JET 80mm quad tips: Now the first catback available in North America for the 2008-on Audi S5. Developed and extensively tested by the experts at Milltek at their facilities in the UK. System completely hand made in the Ilkeston by Milltek master builders. Large ...more
Milltek Audi S5 Catback Stainless Steel Exhaust, Special 80mm quad tips: Now the first catback available in North America for the 2008-on Audi S5. Developed and extensively tested by the experts at Milltek at their facilities in the UK. System completely hand made in the Ilkeston by Milltek master builders. Large ...more
Milltek Audi TT 00-on FrontTrak Cat-Back Exhaust, Single Tip: This new system gives you the same flow characteristics of the famous Quattro dual systems with a nice 100mm single outlet tip. More power, more torque, great sound and Milltek quality....more
Milltek Sport Catback Exhaust for Audi R8 4.2 V8: Completely hand-built in the UK, Milltek's Sport Catback exhaust brings out the rumble that Audi's 4.2 FSI motor lacks from the factory. Milltek saw gains of 20 hp with just this catback installed, and it weighs 33 lbs less than the stock exhaust. ...more
Milltek Sport Catback Exhaust for Audi R8 5.2 V10: Completely hand-built in the UK, Milltek's Sport Catback unleashes the true voice of the new V10 R8. Piping diameter is 76mm (3") for superior flow, and the system will accept factory or aftermarket tips (not included)....more
Milltek Sport Catback Exhaust for B8 S4 (Non-Resonated): Milltek's Non-Resonated Sport Exhaust system not only gives the new supercharged S4 an otherworldly growl, and also reduces backpressure by 30%. Includes 1 front muffler, and 1 center muffler, with straight pipes back to the large oval tips. Piping ...more
Milltek Sport Catback Exhaust for B8 S4 (Resonated): Milltek's Sport Exhaust system gives the new supercharged S4 a much sportier sound, and also reduces backpressure by 30%. The resonated version includes 1 front muffler, 1 center muffler, and 2 rear resonators. Quad tips are round and 80mm in diame...more
Neuspeed Catback Exhaust for Mk5 R32: Neuspeed's latest generation of exhausts use aerospace quality T304 stainless metric-sized tubing for maximum flow. Low restriction mufflers and resonators are carefully designed to reduce weight. Mandrel bends, TIG welds, and precise fit flanges a...more
Porsche 987 Boxster non-S Cat-Back Exhaust System: APR is proud to present to our hand made performance exhaust systems for the Porsche® 987 Boxster. Building on 10 years of experience designing and manufacturing the highest quality exhaust systems for the VAG market, APR has set the bar for all othe...more
Porsche 987 Cayman S Cat-Back Exhaust System: APR is proud to present to our hand made performance exhaust systems for the Porsche® 987 Cayman S. Building on 10 years of experience designing and manufacturing the highest quality exhaust systems for the VAG market, APR has set the bar for all oth...more
Porsche 996 Carrera 1999-03 (no tips) Cat-Back Exhaust System: APR is proud to present to our hand made performance exhaust systems for the Porsche® 996 Carrera. Building on 10 years of experience designing and manufacturing the highest quality exhaust systems for the VAG market, APR has set the bar for all othe...more
Porsche 996 Carrera 2004-05 (no tips) Cat-Back Exhaust System: APR is proud to present to our hand made performance exhaust systems for the Porsche® 996 Carrera. Building on 10 years of experience designing and manufacturing the highest quality exhaust systems for the VAG market, APR has set the bar for all othe...more
Porsche 996 GT3 (no tips) Cat-Back Exhaust System: APR is proud to present to our hand made performance exhaust systems for the Porsche® 996 Carrera. Building on 10 years of experience designing and manufacturing the highest quality exhaust systems for the VAG market, APR has set the bar for all othe...more
Porsche 997 Carrera (inc, S) Cat-Back Exhaust System: APR is proud to present to our hand made performance exhaust systems for all Porsche® 997 Carrera and Carrera S. Building on 10 years of experience designing and manufacturing the highest quality exhaust systems for the VAG market, APR has set the ba...more
Porsche Boxster/Cayman 987 Exhaust Muffler with sound switch: This muffler is designed with bypass pipes that incorperate a switch that can be opened remotely from teh cockpit. This allows the car to boast a loud exhaust note or a subtle growl at the flip of a switch....more
Porsche Cayman Exhaust: Here is a sneak peak at the new Milltek Sport Cayman S system coming soon. This will be a larger diameter system that will let you hear your Cayman with a refinement matching our now famous 996 Turbo system....more
Porsche Cayman Widebody Exhaust: Carrera GT Style exhaust system includes stainless headers, high-flow catalysts, stainless exhaust with bypass valve, exhaust tips and electronic valve control....more
Porsche Cayman/Boxster 2 Cat-Back Export (Race) Exhaust: The speedART Cat-Back Race Exhaust system features 2x90mm tailpipes and two connection pipes for use with the OE catalysts. The race system is louder than the sport version and does not meet TUV sound requirements. All components are made of poli...more
Porsche Cayman/Boxster 2 Cat-Back TUV (Sport) Exhaust: The speedART Cat-Back Sport Exhaust system features 2x90mm tailpipes and two connection pipes for use with the OE catalysts. The system is TUV approved. All components are made of polished stainless steel. Power increase about 10hp for the system onl...more
Porsche Cayman/Boxster Modified Exhaust Bracket: This item is a modified factory Porsche exhaust bracket that we have to make room for the enlarged tips on the speedART muffler. This is the OEM Porsche bracket that supports the rear bumper opening on the Cayman and Boxster. The unit on the vehicle ...more
Porsche Cayman/Boxster S Export (Race) Exhaust: The speedART Race exhaust system releases the purist sound of the Cayman's engine. This system is an export only version and does not have a TUV approval. The system is optically similar to the Cayman Sport system but has different packing to ach...more
Porsche Cayman/Boxster S TUV (Sport) Exhaust: Sport exhaust systems with a sportive and sonor sound for Cayman S with different designs of the tail pipes. Optically, the new system is similar to the 986 system. The single stainless steel unit design allowed speedART to develop a richer sound and...more
Stainless Steel Exhaust System for Maserati GranTurismo (4.2 only): NOVITEC's power-optimised exhaust system for the Maserati GT features stainless steel mufflers and 90mm exhaust tips. Version 1 is the louder Extra Sound model, while version 2 is the more subtle street setup. Please specify the version when or...more
Tubi Sport Exhaust: Tubi Style USA, Incorporated supplies Tubi Style hand-crafted, stainless steel exhaust systems to all of North America. Tubi Style systems have long been esteemed as the ultimate in exhaust performance throughout Europe. They are available in North A...more
VW Golf GTI MK5 2.0T APR RSC Cat-Back Exhaust System: APR's RSC ™ technology is now available in the New MKV GTI 2.0T FSI RSC™ Performance Exhaust System. Reflective Sound Cancellation allows for maximum exhaust gas flow while completely eliminating in cabin sound resonance (drone). RSC™ incorporates in...more
VW Jetta MKV Cat-back APR Exhaust (B&B Version): APR's Jetta GLI Exhaust is a stainless steel, 3.0" mandrel bent, turbo-back exhaust. Unlike most other aftermarket exhausts, the APR exhaust is a full exhaust from the turbocharger back. The APR downpipe features a high-flowing 100-cell metal high fl...more
VW Mk6 GTI RSC Catback Exhaust 2010+: GTI only APR's RSC™ technology is now available for the MK6 GTI in our newest 2.0 TSI RSC™ Performance Exhaust System. Reflective Sound Cancellation allows for maximum exhaust gas flow while completely eliminating in cabin sound resonance (drone). R...more
VW Passat 2.0T Cat-Back Exhaust by APR: APR's B6 Passat Exhaust is a cat-back stainless steel, 3.0" mandrel bent, cat-back exhaust. This exhaust is very quiet and simply changes the tone of the exhaust to a deep, unobtrusive sound. With TIG welding, fully stainless construction, and CNC'ed...more
