+ 11 hp & + 10 tq gain. - 2 3/4 tubing (70mm). - 4 x 3.5 (90mm) round tips. - net weight is 16.4 kg / 36 lbs. (10 lb savings over stock 3.4 l mufflers) - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - absolutely no drone in the cabin. - does not interfere with emissions and will not trigger the check engine light. - ecu programming (software) is not necessary. - 90 db maximum (oem muffler is 75 db for reference). - replaces OEM side mufflers and connects to OEM header and catalytic flange. Please note: this muffler does not include exhaust valves and is meant to replace the OEM system on the base 3.4l 991 (2012+). Power is stated at the crank. This is the very 1st aftermarket muffl...(choose a part on the right to read more)

Take your 991.1 or 991.2 turbo or turbo s to a new level with these muffler bypass pipes. They produce the wildest sound available on the market today and are a perfect upgrade for level 3 or 4 car used on the track. They produce loud, low, deep tones with exaggerated turbo whistling and sinister gurgling and crackling off throttle. By far the best sound you can get out of your turbo, not to mention being able to shoot flames! The only real drawback is the drone in the cabin which we try to minimalize by stepping down the diameter in 3 stages. Features: - + 35 crank hp & + 25 crank torque - 3 tubing (75mm) that tapers down to 2.25" (57mm) to prevent turbo damage. - weighs 7 lbs. (3,1 kg) - German v2a - x5crni1...(choose a part on the right to read more)

+ 15 hp & + 14 torque - 200 cell high flow, tri metal German hjs "hd" high durability matrix sports catalysts. - can be used with FVD "brombacher" mufflers. - weighs 15.5 lbs. (7.0 kg). - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - made in Germany. - intoxicating growl at idle, partial throttle and wide open throttle. The catalytic converter cores used in this system are the most advanced in the industry. They are produced by hjs in Germany and are a 200 cpsi (cell per square inch) tri-metal design. Tri-metal cats are the freest flowing and environmentally friendly aftermarket cats produced today. Tri-metal catalytic converters are rodium, platinum and iridium coated and per...(choose a part on the right to read more)

- + 12 crank hp & + 12 crank torque - 2 3/4 tubing (70mm) straight through design for max. Power - weighs 18 lbs. (8.5 kg), which is a 3 lbs. Savings off of OEM center muffler. - replaces stock side mufflers and stock center muffler. - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - 2 x 3.5 (90mm) round tips. - includes all necessary clamps and mounting brackets. - made in Germany. - intoxicating cup car growl at idle, partial throttle and wide open throttle. - no dme programming necessary, does not alter emissions, 50 state legal in the u.s. Our 991 GT3 center muffler replacements are vastly different than the baffle plated mufflers stuffed with packing that are common in the after...(choose a part on the right to read more)

+ 11 hp & + 10 tq gain. - 2 3/4 tubing (70mm). - weighs 35.2 lbs (16 kgs) - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - does not interfere with emissions and will not trigger the check engine light. - includes block off plates & caps to use with either the OEM center muffler or an aftermarket center muffler bypass (with 2 inlets). - replaces the OEM valved side mufflers. Connects to OEM header and catalytic flange and connects to OEM center muffler or bypass. - can be used with bes99107060s1 for an even more aggressive growl. * please note - you will no longer have use of your valves ! Our 991 GT3 side muffler replacements are vastly different than the baffle plated mufflers stu...(choose a part on the right to read more)

Perfect muffler for those looking for a more aggressive exhaust note without changing the factory catalytic converters. The added benefit is you can reuse your OEM catalytic converters for emissions purposes. + 15 hp & + 12 torque - reuses OEM cats, perfect for those concerned about warranty. - open muffler design for added power. - tubing diameter is the same as the OEM system. - weighs 19 lbs. (8,6 kg) - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - 4 on a scale of 1-10 in volume (1 being stock) below 3,000 rpms, 6 on a scale of 1-10 in volume under maximum load (3 being stock). - includes cone and v band style hardware to prevent exhaust leaks. - made in Germany. - modular desi...(choose a part on the right to read more)

- + 20 crank hp & + 14 crank torque. - 200 cell hjs tri-metallic "hd" cats. - 2 tubing (50 mm) with motorsport merge collector. - weighs 18.5 lbs. (8.4 kg). - 1.5 lb (9.1 kg) saving's over OEM header. - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - works with OEM sealing rings and clamps. See below for part numbers. - made in Germany. - reduces thermal load and backpressure to for more torque in the mid-range and hp on the top end. Be sure to add new clamps and sealing rings to your order. 2 qty. Clamps are needed, they are part # 99711133690 and 2 qty. Sealing rings are needed, they are part # 98011156100. Our latest development for the GT3 is aimed at those who are looking fo...(choose a part on the right to read more)

Brombacher Cayman/s (sound version) stainless steel exhaust system facts: - + 20 crank hp & + 19 crank torque - 200 cell high flow, tri metal German hjs sport catalysts - 2 tubing (50 mm) straight through design for max. Power - weighs 57 lbs. (25,8 kg) - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability - dual 3.5 (90mm) round tips - includes quick release clamps - made in Germany - intoxicating growl at idle, partial throttle and wide open throttle - no dme programming necessary. FVD is proud to introduce our newest line of Brombacherexhaust systems. Brombacher exhausts are engineered for the discerning Porsche owner and offer unmatched performance, unparalleled quality, and incredibl...(choose a part on the right to read more)

Brombacher edition valved mufflers are the perfect compromise for you and your loved ones. Rich, deep race car tones with the exhaust valve open and soft subtle, nearly stock sounds with it closed. + 17 hp & + 13 tq gain. - 2 x 3.5 (90 mm) round tips. - includes a pierburg vacuum actuated exhaust valve. - thermal insulation on piping to keep suspension components cool. Withstands up to 2,012 degrees fahrenheit (1,100 degrees celsius). - intoxicating growl at idle, partial throttle and wide open throttle with the valves open. Factory quiet with them closed! - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - "aero quip" style motorsport muffler connections to ensure a leak free exhau...(choose a part on the right to read more)

The open architecture of this muffler allows for a deeper four-cylinder turbo tone, with plenty of whistling on tap. Coming off throttle from higher rpms exudes a chorus of snarling, gurgling and crackling letting everyone know that this car is not your average 982. + 15 hp & + 12 tq gain. - 2 x 3.5 (90 mm) round tips. - thermal insulation on piping to keep suspension components cool. Withstands up to 2,012 degrees fahrenheit (1,100 degrees celsius). - lower deeper tones than the factory exhaust with far more whistling and gurgling / crackling off throttle. - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - no drone in the cabin. - "aero quip" style motorsport muffler connections t...(choose a part on the right to read more)

- equal length long tube headers with motorsports merge collector. - 200 cell hd German hjs tri metal sport cats. - primary diameter 50mm outer , 47mm inner for the larger 3.8l displacement. - t316 lightweight stainless steel. - reduces thermal stress on the motor. - made in Germany by m&m exhaust gmbh. Please add 2 engine to header gaskets when ordering - 2 qty 997 111 107 31 power: - 981 GT4 / spyder (3.8l) = + 18 crank hp (13kw) & 16 crank torque ( 21 nm) our latest development for the 981 is aimed at those who are looking for more torque in the mid-range, a rich, deep exhaust growl. These headers contain the latest hjs cats, they are nicknamed "hd" for high durability matrix design catalytic converters. T...(choose a part on the right to read more)

This is a forum favorite for the best sound with minimal drone! This muffler really does everything so well. Civilized while cruising, a beast under load and cup car gurgles and crackles off throttle. + 11 hp & + 10 tq gain. - weighs 35.4 lbs - thermal insulation on piping to keep suspension components cool. Withstands up to 2,012 degrees fahrenheit (1,100 degrees celsius). - 2 1/2 tubing (63.5 mm). - 2 x 3.5 (90 mm) round tips. - intoxicating growl at idle, partial throttle and wide open throttle. - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - minimal resonance / drone in the cabin (200 rpms worth) compared to the competition's mufflers. This can be verified on the forums like ...(choose a part on the right to read more)

Brombacher panamera s & 4s "sound version" sport muffler - 10 crank hp & + 9 crank torque. - 2.5'' tubing (63,5mm) straight through design for maximum power. - 11 lb. Weight savings. - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - quad 4'' (100mm) round tips sold separately for basic OEM systems (without Porsche sport exhaust)* - tips can be individually adjusted for personal taste. - deeper tonal quality and louder volume which enhances 4.8 l Porsche sound.** - no ecu (software) programming necessary. - will work with OEM exhaust components. - absolutely no drone in the cabin. - does not interfere with emissions and will not trigger the check engine light. - made in Germany...(choose a part on the right to read more)

Our exhaust products are engineered for the discerning Porsche owner and offer unmatched performance, unparalleled quality, and incredible value. Our entire "brombacher" line of exhausts is manufactured by m&m exhaust, gmbh in Germany who is no stranger to Porsche racing exhausts. Each is tested comprehensively for flow rate, thermal stress, resistance to cracking, and longevity. To further ensure quality, m&m use lightweight, motorsports grade German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. Features: polished stainless steel double walled to dissipate heat so discoloration will take longer to appear / easier to polish out includes clamps for installation fits the factory cut outs i...(choose a part on the right to read more)

M&m exhaust develops and produces exhaust pipes, catalysts and complete exhaust systems for street and race exotic and sports cars. m&m exhaust specifically concentrates on maintaining original equipment levels of fitment and finish.

Primary sport muffler panamera turbo


This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot be canceled. Please call to check stock or request expedited shipping.

This muffler was specifically designed for a backdate to the st look. It is manufactured for mid-range and top end performance, all without drone inside the cabin. It seamlessly mates to ssi heat exchangers for added performance while keeping the cabin warm in the winter. The muffler is vastly different than the common baffle plated mufflers stuffed with packing material that are common in the aftermarket. Ours are uniquely made with double perforated sound absorption tubes based on the halbgegenstromprinzip (half counter current principle). The acoustic silencer absorption tubes are made in a trapezoidal pattern and are perforated with varying diameters, which isolate and dampen the unwanted frequencies that c...(choose a part on the right to read more)

The bbi autosport Porsche 991 GT3 exhaust center section is a direct replacement for the secondary center muffler. For those who desire a slightly milder exhaust tune, this piece is a great alternative to our cup-style side muffler bypass pipes. By retaining stock side mufflers and valves, the factory "sports button" feature is kept to conveniently switch back and forth between the aggressive "sport" mode during spirited driving sessions and the quieter, more civil "non-sport" mode for minimal noise on the highway.

Features
• delivers deep aggressive exhaust sound
• internal crossover bypass design
• significant weight reduction
• retains sports exhaust button function
• tig welded t3...(choose a part on the right to read more)

The bbi autosport Porsche 991 GT3 exhaust center section is a direct replacement for the secondary center muffler. For those who desire a slightly milder exhaust tune, this piece is a great alternative to our cup-style side muffler bypass pipes. By retaining stock side mufflers and valves, the factory "sports button" feature is kept to conveniently switch back and forth between the aggressive "sport" mode during spirited driving sessions and the quieter, more civil "non-sport" mode for minimal noise on the highway.

Features
• delivers deep aggressive exhaust sound
• internal crossover bypass design
• significant weight reduction
• retains sports exhaust button function
• tig welded t3...(choose a part on the right to read more)

This muffler produces a glorious flat six race car with low deep tones that reminds us of the 964 cup. It is manufactured in Germany by m&m exhaust, gmbh. This muffler is ideal for anyone who wants a lower deeper tone with more decibels, whether they are just replacing the side muffler or are running cat bypass, sport cats or a cup pipe. + 14 hp (10 kw) & + 15 tq (20 nm) gain. - 2 3/4 tubing (70mm). - weighs 13.8 lbs (6.3 kg) - German v2a - x5crni18-10 - 1.4301 stainless steel for improved durability. - absolutely no drone in the cabin. - does not interfere with emissions. - includes factory style hangars and new aero quip style clamps for simple installation. We recommend replacing your exhaust tip with this u...(choose a part on the right to read more)

This heat exchanger is engineered for the discerning Porsche 911 owner. Ssi heat exchangers are made from superior t 304 grade (18% cr, 8%+ ni) stainless steel. Ssi has become an industry standard for Porsche 911 heat exchangers due to the exceptional materials, craftsmanship and durability. This is critical when considering heat exchangers, as exhaust leaks caused by poor materials can lead to carbon monoxide entering the cabin via the heating system. Features: t304 stainless steel (18% cr, 8%+ ni) backpressure reduction bolt on replacement reduces the thermal load on the motor sold individually. 1 necessary per car.

This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once orde...(choose a part on the right to read more)

If you have a us model 1980-83 911 SC and are looking to replace your heat exchangers we have some good and bad news. The original heat exchangers (part # 930 211 025 02) are no longer available from Porsche. But, these stainless-steel industries (ssi) heat exchangers will work with modifications. The good news is, once done, you will have more torque and horsepower! Free flow conversion heat exchangers improve sound and performance, while reducing backpressure and thermal load on the motor. These are based off the early style exhausts found on the 1974 2.7 l rs. Those models had a straight through, superior, free flow exhaust design that included a dual inlet muffler. When converting to these heat exchangers y...(choose a part on the right to read more)

This heat exchanger is engineered for the discerning Porsche 911 owner. Ssi heat exchangers are made from superior t 304 grade (18% cr, 8%+ ni) stainless steel. Ssi has become an industry standard for Porsche 911 heat exchangers due to the exceptional materials, craftsmanship and durability. This is critical when considering heat exchangers, as exhaust leaks caused by poor materials can lead to carbon monoxide entering the cabin via the heating system. Features: gains of +10-15 hp and +10-20 tq t304 stainless steel (18% cr, 8%+ ni) increased pipe diameter for backpressure reduction connects to "early style" dual inlet mufflers bolt on replacements reduces the thermal load on the motor includes custom torque w...(choose a part on the right to read more)

This steel heat control box is a quality replacement part manufactured by dansk. They offer a complete line of replacement parts to complement the entire Porsche model range. All dansk products are manufactured to the highest of European standards to ensure the quality and performance you expect for your Porsche. This commitment has made dansk one of the original equipment suppliers to the Porsche in Germany. For proper installation, we recommend a new exhaust gasket, part # 91121129700 clamp, part # 90121105222 and connecting piece, part # 91165911900 sold individually. 1 necessary per car.

This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot be canceled. ...(choose a part on the right to read more)

This steel heat control box is a quality replacement part manufactured by dansk. They offer a complete line of replacement parts to complement the entire Porsche model range. All dansk products are manufactured to the highest of European standards to ensure the quality and performance you expect for your Porsche. This commitment has made dansk one of the original equipment suppliers to the Porsche in Germany. For proper installation, we recommend a new exhaust gasket, part # 91121129700 and clamp, part # 99951234902 sold individually. 1 necessary per car.

This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot be canceled. Please call to check stock or request...(choose a part on the right to read more)

This stainless-steel heat control box is a quality replacement part manufactured by dansk. They offer a complete line of replacement parts to complement the entire Porsche model range. All dansk products are manufactured to the highest of European standards to ensure the quality and performance you expect for your Porsche. This commitment has made dansk one of the original equipment suppliers to the Porsche in Germany. For proper installation, we recommend a new exhaust gasket, part # 91121129700 clamp, part # 90121105122 and connecting piece, part # 91165911900ssi sold individually. 1 necessary per car.

This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot ...(choose a part on the right to read more)