Forum: Performance Modifications

Does anyone know of a good trustworthy exhaust company in San Antonio. I need headers and full welded exhaust done. I work for the oilfield and don't...

Ok guys I've been off here quite a while and on the tbss forum. I have the opportunity to install a lq4 with patriot stage 2 317 heads and a custom...

So I just got a 4l80e out of an 01 van for 120 bucks at the junk yard is that good ha! Everywhere else wanted $700+ I can't believe they sold it to...

hey guys, using an ls3 tensioner on a truck water pump and accessories. i need to space the tensioner forward. are there any kits out there...

I've been trying to research what to do about a driveshaft for my 4l80e swap. It's got a 2 piece right now and was thinkin I was gonna go to a 1...

Hi all, New to this forum and already have questions :) I just bought an L59 engine with 4L60E transmission for a trophy truck project. I liked...

Hi. I have an Envoy Denali07 5.3L HFI vortex i want to put more HP on it i heard tuning will gain some HP but what programmer can i buy any...

I have the Asa cam from gmpp, the specs are 226/236 .525/ .525 on a 110 lsa. I like the manners of the cam but what if it had more lift like around...

So I'm doing some head work this winter. I've read a few threads on milling but they're pretty old and I can't really find the info I want. When I...

hi guys how are you today ? i have everthing someone need for cam install exept the cam itself here is my mod list : cai , LT headers...

So with a mild cam, tune, 3K converter, and high flow cats will my truck pass a sniffer test? Any cams to look for that will pass and what to tell...

Anyone ever used this turbo from turbonetics Gonna be using for street/track use but really just To make a bunch of noise... Any thoughts on it?

Long story short I bought an ls3 tb without researching and thinking they were all the same. Some people have gotten lucky and had 0 issues. I'm not...

What's up guys! I'm brand new here and I've spent all day reading! I want to do a cam swap on my 4.8l crew cab! But I'm in California where if you...

Been primarily a F..d guy most of my car driving life but don't nail me to the wall yet. :) Owned many mustangs along the way with my most current...

I've hot an lq4/4l80e. 222/226 597/598 113 with a stock verter. Its a dog down low till about 3k. I have aset of 243s i want to put on. Should I...

Just comparing prices for 3" stainless exhaust piping. It seems its better off to buy a builder kit than individual pieces most places I've looked....

would i be able to run this cam with a stock bottom end ? Top end is so far 706 heads Ls6 springs Ls7 Lifters it says 10.5:1 CR i believe the 03...

So I bought some used 243 heads with 27k miles on them with the yellow springs that came off a Vette. The heads look damn good, my ? is how do I tell...

I am considering a CAI for my 2013 Sikverado Z71 w/5.3 liter engine. Are these worth it or are they just something flashy under the hood to make a...