Forum: Performance Modifications

im getting ready to buy a nitrous kit and was just wondering if there was a specific brand i should look into? and also where is a good bottle...

name the best mods that help you in gaining performance in youre truck and that you will feel the power right away??

i have a 99 silverado 5.3 shorties flow 40 t,b spacer 4l60e 4x4 but i dnt thank truck was ever tuned. if i get it tuned could they set my...

Don't know how to do a tally thing so i'll just ask... 215/223 .604/.610 112+5 or 219/227 .607/.614 112+5 or TSP 220 or TR 220

will switching from a 20 inch rim with 285 mudders to a 17 in rim with 285 street tires make a noticable change in get up and go and gas milage?

Is it safe to run water injection with nitrous? I've seen people run nitrous and methanol but I'm not sure how it works. For example, do the meth and...

Anybody replaced their truck accessory drive with either an F body or Corvette front drive kit for blower alignment issues?

i have a 2004 gmc ext cab 4x4 with a 5.3, i have stock gears and im running 20'' rims on 28/5 nitto dune grapplers. im getting about 10mpg and was...

Been awhile, so thought I would show a new kit out there we just wrapped up. Customer had one of our first gen kits from years past and wanted to go...

What do you guys think about these two cams? I plan to run no more than 8-10 lbs of boost on a stock L76 6.0. Keep the AFM - 216/228 on cylinders...

I found this cam at thunderchicken auto on ebay for 150 plus shipping... now before you say anything, i have bought plenty of parts from these...

Hey everyone, I'm finishing up gathering some small knick knacks before dropping this 6.0 into my truck and i was wondering about tb spacers. Do they...

Well, my IAT's on the street have always been acceptable, but at the track I have had very high IAT's. So I have been looking to upgrade my...

Alright, I have narrowed it down to two header selections. I will be buying a set of E-bay headers or the pacesetters. Ebay headers are $320...

just wandering if anyone has ran this brand, whether it be the muffler or the entire kit? If so how did ya like it?

I'm currently running a 2200 stall and am seriously considering swapping in a 3200. What kind of an acceleration diifference will I see with the 3200...

Direct Motion - 5 Axis CNC Machine Tool Control Technology Looks like they will CNC heads for $275. Sounds too good to be true. Anybody with...

which ones are better for n/a 6.0? keep the stock L92s or would the trick flows be better,i know the L92s are badass....just was wondering. GM...

has anyone put LLP headers like everyone is useing for thier NBS on a NNBS?? im kinda of thinking that will be a purchase i save for....

My buddy has a cummins that throws down some power, but it really moves when he manually locks the torque converter via toggle switch. My question...