- Need help with top speed on 4.8
- ASP Pulleys
- 99 HOE tranny problems
- Please recommend some Gear brands.....
- GTP Racing Heads
- LS1 Edit ... Tuner's inside please...
- super servo
- Paging Mr MIX
- New Corsa rear exit systems available!
- NEW PRODUCT - Timing Tuner
- K&N Filtercharger?
- Corsa cat-back GP for 99+ GM trucks!
- just weighed the truck
- How heavy are the fiberglass hoods
- paging akz71
- Thinking of getting a new truck....
- It's hard to sell the old Blazer.
- UPD Intake Power Gain?
- Caltracs GP is a go
- FS:(cheap) BRAND NEW TIRES !!!!!
- exhuast question
- continuous tstat problem, need help
- its official !
- HPP3 for sale...
- WTB: hypertech for my 5.3
- shift kit w/ 4wd
- Received an answer from UPD about air box mods!
- My truck is pitifully slow.....
- 2002 Sierra Ext. Cab short bed Z-71 for sale!
- cold air
- Single Turbo
- Borla headers...are they good enough to spend $500
- LS1 Fans and shroud, anybody done this?
- highest dyno #'s
- Best Silverado Performance Site?
- Exhaust Reccomendations and Back Pressure Problems?
- throttle sticking
- top speed limiter
- OH MY GOD! 13psi of exhaust presure
- do your cold air induction mods collect water?
- Differences between 4.8, 5.3, 5.7, 6.0...
- 5.3 ????
- Which air intake system?
- ? For those who have Flexalite 280 fans
- Gear change
- New Times (carlsbad)
- cam question....
- FarmTruc runs 14.7 in the 1/4
- My truck is quicker than most of you. ;)
- Going to try Corsa Performance Cat-back for trucks!
- Rear Windows, Wont roll down but 6"???
- UPD OWNERS?
- IAT sensor
- Traction Bars
- Whats the website for ls1 edit?
- bbk 80 mm throttle body question
- 1/8 mile times
- Installed Hayden Trans Cooler
- WTB - 6.0 L exhaust manifolds & Ypipe
- Install kit for Eaton posi and gear?
- Lookin fer 5.3/6.0 heads and intake or just intake
- HPP3
- Dual Exhaust on 99 Tahoe w/350
- Looking for Black Beauty
- would a torque converter help? or a gear?
- BigTex-Cam Install Update
- RPO Codes
- Help! Plug wire removal.
- She is on the pill!!!!
- Cam and Heads/N2O question
- floor shifter...
- 02 Suburban Brake Questions: Upgrading to PowerSlots/Durastop pads and need help
- HPP3 Programming 4.8?
- detailed question about hypertech
- ???? Before I order my ASP pullies
- Heads question
- question for oxidizr
- Heads up for UPD intake users
- Needing A Set of Headers...
- New best ET's from Gainesville
- What cam
- EGR block off plate mod
- New best E.T.
- Factory Locker For Sale
- Next Dyno Day?
- webster area..........
- e-fan ?
- Walker Quiet-Flow muffler installed! (Again)
- Thinking about No2 with the procharger
- HPP3 is now installed
- Installed Dynomax catback on 99 5.7 L31 HOE
- Did I get the right parts?
- 9psi whipple??anyone??
- TPS ADJUSTMENT ON '02 5.3 4L60E
- 4.8 & 5.3 Heads The Same?
- pulleys
- I need tires bad!!
- last min. input...
- new guy
- Posi and Gear Questions
- **Paging red53gmc**
- Injectors/fuel pump?
- Anyone have the stock truck cam specs?
- Denso Iridium plugs
- SC + Nitrous in KC?
- hpp3--Torque Management?
- Name that intake part game. :-)
- 4L80E problem
- Truck update!
- Truck NOS kit fro sale...
- is ls6 intake worth it?
- paging Crazyidiot4.8
- traction bars
- ? on buying an HPP3
- well another round of mods are done
- Transgo going in
- What #'s can I get from this setup?
- spark plug ??
- ? LS1 EDIT
- torque converter question?
- NOS purge question
- Exhaust setup question
- service engine soon
- Cat-Back for '95 GMC
- CompCams have 3 cams available for the 8100!
- What should be done for minor head work?
- My A-Tap #'s
- Head Work
- Need some input please.
- cut out questions
- Mod Bug....looking to buy
- Killed a lowered RED DODGE...FAST4.8...
- vette servo
- Some more track times...
- quickest truck?
- Is this a good deal?
- shorties vs. long tube
- plug problems
- problem with the truck
- tranny going out again
- Heads Question
- Updade for Big Tex - Had Some Trouble With Cam Install
- what do you think I'll run in the 1/4 mile
- Looking for ExTreme V6 mods ......
- People who have taken out there fuel pumps?
- as&m headers pictures?
- ? for oxidizr
- Performance Reminder from UPD
- Anyone know when the Duramax is going in the Suburban?
- duramax aftermarket kits
- ASP pulley question
- i need good heads for a 5.3 chevy truck
- How much will a 15-20 mph head wind hurt at the track?
- what company should I get heads for
- help
- how much hp can our stock fuel pumps handle, also injector sizing for 00 4.8L anyone?
- Truck Club in San Antonio, TX
- What kinda mods for a 2500 6.0L 4wd???
- edlebrock headers info....
- Which Torque Converter with a Whipple?
- need info on cam
- GM EFI NX KIT 4SALE!
- Other Guys Vs AS & M Long tube headers
- diablo tuner
- UPD Comments
- Do I really need a G80?
- AS & M headers installed
- G80 Locker
- Just got an 01 Tahoe!!!
- My truck Clicks
- Tourqe Converters
- Sport truck shootout
- Paging BigTex-Cam Selection
- Homebrew intake
- Spraying Truck.. Got Q's..
- tb coolant bypass
- Is anyone running a Vortech supercharger?
- 'vette servo install question
- Truck not running right, need help!!
- New to board. Had a question
- dyno runs
- Just saying hi.
- NEED A 6.0 LQ4 IRON BLOCK
- Thinking of a whipple... pros/cons etc
- Headers and Shift Kit ?'s
- New home made mod
- CHANGING GEARS.
- Houston locals....HRP this sunday!!! UPDATE....
- transmission info/help
- Would it be to much??
- ud pulleys
- o2 sensor change and spark plug gapping?
- Just installed some fans, now it runs hotter?
- 99-2002 Rear bumper for sale.
- AS & M headers in 3 days! also torque question
- Found a 6.0L on Ebay...
- Does LGM need a slow project truck?
- hitting the rev limiter
- Shift lag
- 160 T-Stat Install Question
- Need direction for next mods...
- Anyone running/heard Flowtech Phantom catback?
- Oxidizr
- SES light is on
- WHO ALL HAS DONE A 5.3 CAM SWAP
- Worked heads for truck
- Birmingham Alabama
- HPP3 or LS1 Edit
- LS1 Edit????
- Best tires?
- Whipple Installation
- 5.3 CAM?
- **** NOTE ****
- The truck is here
- JBA Header question
- 2003 trucks get electric fan from factory (sort of)...
- Is it True that the new LS1 5.3 Truck engines Don't have as tighter tolerances as the
- latest additions
- How Much Oil Consumption on First Oil Change at 3000 miles?
- 99 vs 01-- 5.3 trailer towing ratings
- First post
- HPP3 ????
- 6.0 conversion
- Lube points??
- C1 Hammer Cam
- Upgrading rotors and pads
- New best for 99 Tahoe 5.7
- check engin light....
- Gotta love the NOS
- Differential question
- TA Performance Products Rear End Cover, 8.5" GM 10 Bolt ?
- ASM header install ?.. I'm stuck need some help
- paging fast4.8
- Thunder Racing cam in a 4.8L?
- Vette servo impressions
- Tested my cold air setup
- LS1 Edit Question
- installed the UPD today...
- 9.62 1/8 mile???????
- need help tire Q?
- Silver Bullet rides again!!!!!
- Finally got my Flowmaster
- Got some electic fans, now what do I need?
- Anyone have the RPO codes for the 2500's
- Oil Filter reviews
- Models of truck engines/displacement/power
- Is the dealer right?
- 2002 goals
- ATTN: Really slow truck
- Plug Wires