GTO
CATBACK/AXLEBACK EXHAUST MUFFLERS HEADERS MID PIPES
CORSA PERFORMANCE EXHAUST
Do you want your LS1 or LS2 GTO to sound, perform and look good?  Corsa Performance exhaust is the only  answer.  Get quality craftsmanship and sound without the drone some other catbacks come with.  Corsa will provide your late model LS1 or LS2 GTO with a serious muscle car growl.  Classic good looks and always built with 304 stainless to shine bright and last forever. 
MAGNAFLOW PERFORMANCE EXHAUST
All Magnaflow systems have a smooth deep tone and they delivered big time for your LS1 and LS2 GTO.  They are 100% stainless steel and all mufflers and tips are polished for a great look.  They have systems to suit every LS1/LS2 GTO's driver needs.  From a nice upgrade from stock to sounding like a beast.  You get to choose.
SLP
SLP continues to corner the market with a wide variety of stainless steel exhaust products.  From their excellent sounding and flowing Powerflo mufflers to the extreme Loud Mouth series, they have all your needs covered.  Or add a set of long tube headers for big horsepower gains.  So treat your LS1 or LS2 GTO and your ears to a new full system from SLP today. 
2004 GTO Headers (Cats Included)
STAINLESS WORKS
Stainless Works has the headers or catback you need for your GTO.  Made with only high quality 304L stainless steel to last forever and look amazing.  You'll see top notch power gains, quaility craftsmanship and cool custom systems all at a reasonable cost.  Check out the cool retro and side exhaust catback systems that will turn your LS1 or LS2 GTO into a show stopper!
AMERICAN RACING HEADERS
All headers make good power but not all headers are created equal.  ARH takes pride in producing the best headers on the market.  The best power gains out (up to 50 rwhp), quality fitment and best of all they are all stainless steel so they won't rust out next season.  Order one set of headers and never worry about second guessing your decision.  Get them here from Juiced Motorsports with free shipping and the best price around!
BORLA EXHAUST
 Borla Exhaust
BORLA Cat-Back™ exhausts feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy and the distinctive BORLA Sound of Power respected by motoring enthusiasts everywhere.  All T-304 stainless to look great and to last forever.
PART# HEADERS PRICE BUY ME
PART# MID PIPES PRICE BUY ME
PART# CATBACK PRICE BUY ME
JBA PEFORMANCE EXHAUST

With over 350 hp on tap, the LS1 and LS2 GTO is capable of blistering performance. JBA's first offering for the GTO comes in the way of high performance headers that elevate that performance. Starting with the oversized ports and smooth flowing 1-5/8" mandrel-bent tubing, these headers give an unrestricted path for spent gasses leaving the engine.  The result is a gain of 30+hp and 34+ lb.ft. of torque at the rear wheels!

 JBA Exhaust
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