Category Archives: Test Fits / Prototypes

08-09 Subaru WRX Sedan Catback Exhaust System

Posted on August 31, 2009 by Andy

Recently completed prototype for the 08-09 Subaru WRX 4 door Sedan Catback Exhaust system. Full 3″ Piping into dual 2.5″ piping with straight through SP2 style mufflers. Say NO to “JDM” 65mm and 70mm catbacks. Maximum horsepower and torque gains … Continue reading →

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2008-2010 Subaru Impreza STi Turbo-back (Down-pipe and Cat-back) Exhaust Dyno Test

Posted on June 23, 2009 by Andy

Tsudo 08-10 Subaru STI GR chassis turboback (08-10 STI quad-tip catback and 08-10 WRX/STI divorce wastegate downpipe) dyno test. Great gains over OEM equipment. Test vehicle had only Crawford stage 1 reflash for both runs. Otherwise everything else was 100% … Continue reading →

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New 2004-2008 Acura TL Catback Exhaust System

Posted on May 31, 2009 by Andy

New Speed-Element designed cat-back exhaust system for 04-08 third generation Acura TL! ETA August 2009 Don’t pay upwards of $1000 for other price-gouging competitors! Increases horsepower with a smooth and deep exhaust note. 2.5″ piping attaches to the catalytic converter, … Continue reading →

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More pictures of 08+ Evolution X Catback / Test Pipe installed

Posted on May 23, 2009 by Andy

More 08+ Evolution X SE catback / downpipe-back installed pictures

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2008-2010 Mitsubishi Evolution X SE Cat-back / Test-Pipe Exhaust Dyno Test

Posted on May 13, 2009 by Andy

Check out our dyno video and soundclip below! Tsudo 08-10 Mitsubishi Evolution X SE catback with test-pipe exhaust dyno test. HUGE performance gain over OEM. Test vehicle was 100% stock with no modifications. +63.0whp / +12.6wtq gain with BOLT-ON Tsudo … Continue reading →

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2003-2007 Infiniti G35 2dr Coupe Catback Exhaust

Posted on March 27, 2009 by Andy

Coming soon ETA June 2009 03-07 Infiniti G35 / Nissan V35 2 door coupe catback exhaust system

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New exhaust system for 03-07 Honda Accord V6

Posted on March 26, 2009 by Andy

Our newly designed catback exhaust system for sixth generation V6 Accord from 2003-2007 100% T-304 stainless steel 2.5″ OD exhaust piping from the back of the catalytic converter splits into dual 2.5″ pipes with EVO2 style canister tips. Completely smooth … Continue reading →

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New 08+ Subaru STI Dual Muffler / Quad Tip Catback

Posted on March 21, 2009 by Andy

Arriving with our next shipment, a brand new style catback for 2008 and 2009 Subaru Impreza STI 5 door hatchback. Full 3″ / 76mm piping to decrease backpressure to decrease spool time and increase power Mufflers mounted at an upward angle with double wall quad tips … Continue reading →

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New Lancer Evo X catback+test pipe prototype!

Posted on March 15, 2009 by Andy

New Evo 10 catback + test pipe prototype finished! Our new 3″ SE catback and resonated 3″ test pipe has absolutely no drone. Very smooth tone for a staright-piped exhaust! Includes CEL fix for cat delete. OEM fitment to downpipe … Continue reading →

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