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i have a k&n cold air intake and a lightweight drive shaft. i just ordered an exhaust cutoff to bypass the cat (straight pipe basically). headers, cam, new servos will come soon, as well as a turbo,...

thanks ill check it out

i take it the program cannot be run on a mac??

i have a 2008 chevy colorado 2.9L i-4. stock it sits at 185hp, but with my 33" tires and a prerunner suspension, the lil 4 banger is having a tough time. i regeared the truck with 4.11's and now it...