Forum: Powertrain

I have an '03 Av with the 5.3, and was wondering if anyone has made a switch from a K&N 77-Series intake (what I have now) over to the Volant, and if...

See the Outlaw :pics: below in the newest post Hi, my name is Slamma and i'm worthless and weak. T Byrne was doing that double discount thing last...

hey what do you think is the best cat back exhaust system, out there... im gona get a new one and i was thinkin gibson super truck system... comments?

I have 90K on my toy and am looking for suggestions on what plugs and wires to get that will work for stock 5.3 with 87/89 Nelson tune possibly...

anyone have any tips on hooking up the nelson harness or is it self explanatory and easy?

hey guys, i have a 1999 NBS silverado it the 5.3, ive got 105,000 miles and want to drop a new engine in it.. i have narrowed it down to the LS6,...

Ok guys, all of you have answered every one of my questions i threw at all of you die hard chevy fans and i really greatly thank you all, but now im...

Is there a bigger tranny cooler for my 02 silverado? i still have the stock cooler behind the grille

02 pcm and ls1 fans on the way... then track time again anyone got any guesses... last time i ran a 15.4 without my shift kit, long servo pin,...

I have the Vette servo, what else do I need to remove all TQ management and not kill the trany? Also how many washers? etc do ya'll recomend for...

1994 GMC Sierra SL 4X2 4.3L V-6 Auto Sorry this is so long, but here it goes.... I recently have been having some stumbling issues. On the...

I need help with what stall speed to run with my 02 silverado 5.3l 2wd. i have been looking yank brand 2800, 3000, and 3200, but i dont know what...

Asking the God's Does anyone having ideas why on startup my truck is stumbling and sometimes won't start. After it comes up to speed it is fine. ...

Anyone in here swaped in a 14 bolt sf into their 1500 88-98 body style truck in place of the stock 10 bolt? I am just curious to see what you had...

Blew the rear end. Need a new one. It can be rebuilt but probably not worth it. Especially with the engine swap down the road. Can anyone suggest...

i have a autometer water temp gauge and i made a T to the hoses that used to go thru the TB and the temp sender is on that t my question is basically...

Alright guys I need some help. I am getting ready to order parts for the tranny upgrade but the more I read the posts the more I get confused. This...

Do they really help that much??

I just installed a CORSA cat-back exhaust system. I am not getting the performance I expected. I have been told that I do not have enough back...

I never recorded it before I put in the tranny cooloer, but it was 96 plus the other day and I was on the highway cruising at 65.