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  1. Loss of boost??

    Hey guys, new to the forum. Have a decent amount of experience with repairing 3800s but just recently started seriously modding. Some background: I have a 2004 gtp and I just installed 1.9 rockers, a 3.4 pulley and a tune. I also have deleted my cat and resonator. Before the mods, I was seeing...
  2. Top Swap

    Almost have my shopping list complete!! Anyways still need the following: -L67 belt tensioner -Rockers (stock is plenty for now) -L67 Headers (RWD Application) -K&N Filter and Box (will make custom inlet tube)
  3. FS: CAR SOLD MAKE OFFERS! 1.9 Rockers, PowerTuner, Ported Blower, etc...

    For Sale
    Pictures located here, just scroll down the thread: http://www.clubgp.com/newforum/tm.asp?m=4970675&p=2&tmode=1&smode=1 1.9 ratio modified rockers, brand new never installed after modification done. (SOLD). DHP Power Tuner with Keyspan & Analog/Digital (SOLD) ZZP Front Plog with black High...