Forum: Tuning

Thinking about going from my current 87 octane fuel saver tune to a 91 performance tune. Just wondering how much my mpgs will be affected.

I have efi live and I plan on going to efi university, idk if I need to go to the 101 class or the advanced. Anyways kind of don't wanna blow my...

I bought a rcsb out of Houston and the computers locked and i dont know who tuned it so how will I going about getting it unlocked when I do a cam...

im just curious what would cause an A/F ratio of 15:1 on a stock tuned 4.8, my only mods are a volant CAI with the scoop and a exhaust, threw the...

I am looking at buying a HP for my 03 Silvy, with a 4.8! I have heard they are the end all to tuning these trucks. I literally have 0 experience...

Im thinking of getting a tune but not sure if i should wait because all i have on my truck is an exhaust but still want to add alot more to the...

Looking for a tuner in Billings, Montana. Preferably one with a Dyno. Any help would be greatly appreciated!!!

I just picked up a newer suburban (2010 in my sig) and it is an absolute beast. It runs pretty dang good and makes me wonder if it wasn't tuned....

I have a 02 4.8 im using in my swap, I went to a very well known shop in my town to have the PCM tuned and vats removed. Well the HPtuners wouldnt...

Like the title says, I'm looking for a bone stock tune for a 2006 silverado (4.8L). Any help would be appreciated and I currently have HP tuners. All...

I am trying to locate someone to tune an 09 GMC sierra I live in Hattiesburg Ms. and would be willing to drive an hour or two so I can get some more...

i have a 96 gmc sierra 1500 that i bought new and i'm about to put a new motor in but i have computer questions. what's the difference between the 96...

Im getting ready to do a LS transplant into my 1969 chevy. I have ran across a couple different possible donors. My question is... is there an ECM...

I've got a buddy of mine that does EFI Live tuning, I've got a hypertech handheld im parting ways with and moving on to EFI Live...The problem is I...

What can I realistically expect from a tune? Buddy has a lap top tuner, and wants to tune my '03 4.8. I plan on getting a CAI, and then a tune. I...

Ok I finally did it and purchased the Pro version of Tuners. Now I need to start slow and do some logging and figure this stuff out. Should be fun.

I have a 04 silverado and just got what appears to be a t4 turbo for it. i have never put a turbo on a truck so i kinda need some help. i was looking...

I finally got my truck tuned friday, found a guy in Orange who does tuning with hptuners, Shanes performance, now that i have a real tune the truck...

I bought the Calibrated Success video last week, and I just got around to watch it tonight. All I can say Is WOW!!! I don't mean that in a good way...