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  1. Engine Tunes/Mods
    Hello All, First time poster but I've been lurking for a while. I'm wanting to swap a 4200 into an 87 Jeep Wrangler, my plans are to convert the jeep to 2wd, lower it a little, install the 4200 and turbo it with an auto trans. My questions are which year engine and harness to use. I want to use...
  2. Engine Tunes/Mods
    So ive already read all the gforce performance chip threads but i still have a question. Since the ECM goes back to normal, if I unplug the chip and plug it back in everytime this happens will it change the settings to go back to the chips settings? I need my trailblazer everyday so doing a pcm...
  3. Engine Tunes/Mods
    Hello everyone, I have a 2003 TB, and I realy want to give it more power. What can i do? Thanks P.S. I am not the most truck savy guy
  4. Engine Tunes/Mods
    Anybody ever think of installing a Greddy E-manage /safc controller on their trucks?.... What are the engine management programs currently for our trucks?:tiphat Tuneability would greatly increase.....Fuel economy and power as well.... I'm looking into an e-manage setup right now, had it on a...
1-4 of 4 Results