Vehicles
315 not categorized PORSCHE 911 CATALYTIC CONVERTERSCan't find what you need? Try browsing the Accessories or Exploded Diagrams!<-- Try narrowing by car using the menu to the left.21011125 200 cell, hjs tri-metal, hf (high flow) hjs catalytic cores with u-torque design, manufactured by m&m in Germany. General Fitment911 GT3 2007-11911 2005-08
$2,526.30
Make a selection 21011196500 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, the exhaust material (t 316 stainless) meets the standards of the German independent testing agency TUV; whose quality standards are among some of the strictest in the world. - + 15 crank hp & + 13 crank torque. - 2 3/4 tubing (70mm) for maximum power. - weighs 5 lbs. (2.3 kg). - sleek single pipe design to...(choose a part on the right to read more) General Fitment911 1989-94
From $494.21
Make a selection 210111965002 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, the exhaust material (t 316 stainless) meets the standards of the German independent testing agency TUV; whose quality standards are among some of the strictest in the world. - + 15 crank hp & + 13 crank torque. - 2 3/4 tubing (70mm) for maximum power. - weighs 6.61 lbs. (3 kg). - catalytic look. - German v...(choose a part on the right to read more) General Fitment911 1989-94
From $508.46
Make a selection 21011196502 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, the exhaust material (t 316 stainless) meets the standards of the German independent testing agency TUV; whose quality standards are among some of the strictest in the world. - + 10 crank hp & +6 crank torque. - 200 cell, tri metallic German hjs sport catalysts. - large volume high flow cat. - exhaust hange...(choose a part on the right to read more) General Fitment911 1989-94
From $1,809.40
Make a selection 2101119972301 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. - + 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 - x5crni18-10 - 1.4301 stainless steel for improved durability. - bolts up to the turbochargers, replacing both the cats and the muffler. - reduces turbo lag and backpressure. - exhaust tips are not included! Stock tips will fit. - intoxicating grow...(choose a part on the right to read more) General Fitment911 TURBO/GT2 2007-09
From $551.23
Make a selection 477000267 Known as: sticker for cars with catalytic converter / sticker / sticker catalytic converter View/Change Diagram
From $7.38
Make a selection 241212 Supersprint cat delete pipes Porsche 996 c2/c4 99-04 General Fitment911 1998-05
$766.67
Make a selection AP9972170 Agency powers exhaust system for the 997.2 features high quality and tuned mufflers in addition to the high flow xpipe in the kit. The exhaust has been tuned to produce an incredible race tone without a lot of drone found in similar designs. The exhaust fits with the agency power dual exhaust tips or stock tips as pictured. Since this retains the primary catalytic converters, t here are no check engine light or emissions issues. General Fitment911 2009-12
$1,457.95
Make a selection 996310880009 Techart sport exhaust Porsche 996 turbo 01-05 General Fitment911 TURBO/GT2 2001-05
$10,934.99
Make a selection BES99701260S2HD Not for cars with OEM muffler. Only for plain tube (catalytic to center muffler) or bes 997… muffler. These headers and cats are perfect for those who want to run sport cats without a software program. Our latest development for the GT3 is aimed at those who are looking for more torque in the mid range, a rich, deep exhaust growl and most importantly no check engine light with stock software. These headers contain the latest hjs cats, they are nicknamed "hd" for high durability matrix design catalytic converters. They have a sm-matrix (winding of three flat and corrugated foils) and a special connection to the matrix sheath, which equates to extremely high durability for track and street use. The added ...(choose a part on the right to read more) General Fitment911 GT3 2007-11
From $4,518.58
Make a selection 996310885009 Techart sport race exhaust Porsche 996 turbo 01-05 General Fitment911 TURBO/GT2 2001-05
$10,934.99
Make a selection BA7903 Ever noticed a glow coming from underneath your Porsche? if so, you probably have a restricted catalytic converter. our test pipes are of the highest quality and will test for this problem with a perfect fit. Catalytic test pipes can reduce engine temperature by as much as 50 degrees and give a substantial power and torque increase. Feel the power on the first high speed racing track pass. General Fitment911 1978-83
$386.68
Make a selection BES99110200S The headers on this latest 991 system include a double plated flange. This flange dissipates heat and vibration more efficiently and consequently does not warp like thicker single plate flanges commonly used by others. This small advancement is time consuming to make but is added in order to prevent loss of power over time and will ensure years of trouble free operation even under severe track conditions. General Fitment911 2009-12
From $8,324.32
Make a selection BES99300100SK + 25 crank hp & + 20 crank torque. General Fitment911 1994-98
$11,762.65
Make a selection BES99715250SHD Back pressure is extremely reduced trough specific guidance and piping in the exhaust muffler. General Fitment911 TURBO/GT2 2007-09
From $6,280.96
Make a selection BES99725040S1 Brombacher 997.2 tt "cat-back" (sound version) muffler for OEM cats General Fitment911 2005-08911 2009-12
$3,331.15
Make a selection BES99715250S7HD +650hp 997 tt (sound version) stainless steel exhaust system General Fitment911 TURBO/GT2 2007-09
$6,333.37
Make a selection BES99722240THD Brombacher 997.2 tt ?sport stock? Titanium, sport cat converter replacements for OEM muffler General Fitment911 TURBO/GT2 2007-09
$5,786.73
Make a selection BES99725040S2 Brombacher 997.2 tt "sport stock" (TUV version) muffler for OEM cats General Fitment911 2005-08911 2009-12
$3,029.40
Make a selection 9971XPIPE The speedtech Porsche 997 Carrera high flow x-pipe creates a fantastic GT3 type sound for your 997. Constructed from 304 stainless steel, the speedtech x-pipe can be ordered with 200 cell high flow catalytic converters or without as catalytic converter bypass race pipes. General Fitment911 2005-08
$867.51
Make a selection FSPOR964CB Features: General Fitment911 1989-94
From $534.60
Make a selection FSPOR991SPKGP Fabspeed's 991 Carrera performance package replaces the restrictive OEM side mufflers and center muffler for a deeper, throatier exhaust note and improved power and throttle response. The included sport headers replace the restrictive factory headers and cats with high-flowing performance headers and 200-cell hjs sportcats. Lastly, the restrictive factory airbox is replaced by fabspeed's carbon fiber competition intake system which increases the cold air flow into the engine for better power and sound. General Fitment911 2009-12
$10,175.60
Make a selection FSPOR991SHDR Fabspeed have designed a sport header with 200 cell high flow catalytic converters that are a great add on to any 991 Carrera. Fabspeed headers are a direct replacement for the OEM components and will bolt to the OEM primary resonator or any aftermarket bypass setup designed from the OEM specs. Sport headers are great for any daily driver, or choose fabspeed's race headers without catalytic converters as the best option for any track oriented Carrera. General Fitment911 2009-12
$4,235.71
Make a selection FSPOR993CBXB High-performance x-pipe replaces the OEM catalytic converters straight through pipes for maximum flow and power. General Fitment911 1994-98
$1,074.60
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