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  1. Engines/Performance/Tech Questions
    I have an 04 Colorado 3.5L I5 with a K&N air filter, aftermarket exhaust, jtr header, ported throttle body, and an E fan, should I try to take it to get tuned on a dyno or buy a chip and if a chip which one? I'm just unsure of what to do for a tune and figured id ask as I cant figure it out...
  2. Engines/Performance/Tech Questions
    I would just like to start off and say these trucks are absolute beasts I flipped mine on its side at 70 the other week and its still going like it never even happened. But I do want more power I have not done anything in the engine bay besides maintenance and a cold air intake. I have the 3.5L...
  3. Engines/Performance/Tech Questions
    Okay so I gutted my manifold cat 3days ago (3.5L) and the truck has gotten a hell of a lot slower. It will get to 90mph and stall at 4K RPMs, and it doesn't want to shift at times. It barely will spin in dirt and rocks and it used to squeal on pavement. The takeoff is horrible now and the whole...
  4. Forced Induction
    Ive recently done some mods and tuning on my 3.5 colorado and even tho the result was an extra 20hp i was wanting just a little more power in my truck and was looking into turbos. I was wondering if i should install like a 3-5 psi turbo kit im not really wanting to install a bigger one just so i...
  5. I4/I5 Engine & Drivetrain
    I just got my truck two weeks ago and I am planning on putting some money into. But unfortunately I do not have a great knowledge of Mods. I have a 2011 5v 3.7l 4X4. It is my everyday vehicle. I am looking for power but mostly gas mileage since I am going to be driving this truck alot. I am...
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