performance

1995 GMC Sonoma SLS Extended Cab 3.4L V6 Throttle Body Injected Under the hood of my 1995 gmc Sonoma looks dated to say the least. My truck had the old Round air filter that you see on most older vehicles. You can find TBI CAI on ebay for about $150 but I decided to build this for cheap...

Hey guys, I just picked up a 2011 Sierra Denali AWD with the 6.2, all stock. Im looking to do the basic performance upgrades (filter, tuner and exhaust). Any recommendations on what plug in tuners I should take a look at? Thanks

I'm looking to build my 5.7L Vortec V8 (166,000KM/ 104,000MILES), I'm wanting to get 4-500HP out of it. But I don't want to switch the injection system to a carb as lots of people have told me to do. I am going to put a turbo on it as well. I am looking for input on parts to buy for it, specs...

Looking for some information on Aftermarket/performance fuel pumps for my 1998 GMC Sierra K1500 SLE Z71 Off-road. I have a 5.7L 350ci V8. The fuel pump has been replaced twice already, and I have only 157,000kms on it. Looking for a more performance driven pump and more reliable one. Also...

Any suggestions or thoughts on upgrades to performance on an 08 Sierra. 5.3 V8? Vehicle currently has headers, exhaust, intake and a re-programmed chip. Was curious about a supercharger and throttle body. I've been warned by some that the bang for the buck may not be there for the throttle...