LS1GTO Forums banner

Discussions Showcase Albums Media Media Comments Tags Marketplace

1-7 of 7 Results
  1. Exhaust
    I'm trying to decide which route to go to between the X pipe and H pipe any advice or recommendations? Thanks
  2. Exhaust
    Hey, I am planning to get a custom catless exhaust system and I am wondering how much harm it would cause my GTO to drive without a tune until I can get an appointment at the local tuning shop. I know it'll throw some check engine codes and a check engine light, I just want to make sure I don't...
  3. Exhaust
    So I recently purchased some JBA shorty headers (haven't installed them yet). I was doing some research and saw some people were saying the stock mid pipes should be changed in addition to putting the headers in. I didn't plan to change them but I want the best performance I can get with my...
  4. Parts for sale
    Longtube headers for 04-06 Pontiac Gto ls1 ls2. Stainless works stainless steel headers. Good condition, minimal patina/rust since it is stainless it doesn't rot, ceramic coated. No dents or holes at all, flange and collector in good shape. Local pickup or Buyer Pays Shipping! Will trade for JBA...
    $500 USD
  5. Exhaust
    Very impressed with Fit, Form and function but really expected no less after all the kooks headers I have installed in the past. check it out Kooks Street Screamer Install!
  6. Exhaust
    Hey guys, I recently purchased a rather nice 04 GTO and was looking to modify the exhaust, I was wondering if anyone knew if a cat back, like this one (loudmouth slp31060) would throw a check engine o2 code
  7. Sponsor's Sales and Group Purchases
    Trying to recoup some money, installed headers and accidentally bought a new x pipe with it, looking to unload it relatively cheap. Lmk what you'll offer for sale or trade. Thanks
1-7 of 7 Results