- Weight: front and rear
- what type of piston in 5.3?
- best headers & x pipe
- Need help
- weird mod question
- Best air intake kit?
- Knock retard on stock denali...?
- g-tech and real track times
- 2-3 shift hangs "help"
- rev limiter, and shift rpm
- Vacuum port and Chiltons
- Exhaust for Envoy XL
- aftermarket or stock ecm??? wtd
- spark plug rattle
- Intake Manifolds: LS1, LS6, Or Stock Truck....
- I need more horse power
- True Dual On A 5.3
- Torque converter question Precision or Yank
- Buying a burned engine?
- aftermarket auto trans flexplate
- Buy a burned motor?
- what do you think
- Hi, Just got an SS
- Gears??
- HPtuner help needed for Whipple attn ETC
- my friends & i are havin a power pissin match...i need help
- new best et. after e-fan install
- New guy with an LQ9...I hope
- Tuning Thoughts
- Are 3.42 gears good for anything?
- 6.0l swap??
- Very best catback for a 5.3?
- Significant oil burning/poor milage
- Need info on LS6 springs
- 4L60e Transmission upgrades...
- Question about 1.8 roller rockers
- 2 1/2 or 3 in exhaust
- How crappy is the 4L60E?
- Weird feeling in pedal..
- 420 stroker coming
- where can i find info on the 6.0 motor?
- looking for tune
- Another 4.8 converter question.
- New track time
- N20 On my 6.0
- lookie lookie what i found on my doorstep
- difference between Cam lobes?
- GM 6spd Hydra-Matic
- HRP friday night???
- 80e install--screechin halt.
- 5.3L to a 6.0L in a NBS Tahoe
- dyno numbers
- whipple problem
- Chevy Silverado 1500 HD 4 DR Crew Cab Tuning
- Dyno'ing AWD truck on 2wd dyno?
- After Thanksgiving Day sale - Friday, November 26th!
- e-fans; how much improvement
- 6.0L question
- New to the truck froum
- ASM 5.3 Headers... Will they fit on a 6.0???
- look at this: my Crank is F'd up! (pics)
- 4l80e upgrades, thoughts?
- boost decreases between/during shifts
- Think I'm losing the oil pump...
- Where tp purchase high flow cats
- soo, how bad do you guys want to see what the 4.8 can put out?
- Tuning Problem?
- come on in and see the money pit!!!
- Where do lifters go ?
- what do yall think?
- Nelson Fan Harness
- Who likes HP tuner / Edit??
- Any Radix only 5.3s make 500rwhp yet?
- 149 mph?
- Look for turbo Pic.
- Buick Rainer or Envoy
- ? for F8L Z71
- knock sensor ?'s
- Tuning Question?
- 04 4.8-6.0 conversion
- Project Began
- nitrous opinions
- wheel size
- Ext. Differences LQ4/LQ9
- Upgrades to Stock Sierra
- cutting cats off
- spring preload
- vortech injectors
- bout to change muff need opinion
- Locking diff no clutching ??? ideas??
- finally ran a 14.99 1/4 mile
- Need Part Number!?!?!?!
- Looking to up the boost in my JGP
- whipple water pump inlet tube wtb!!!!!!??!!!!!!!!
- Anyone Used Comp 212-218-522-529-114
- Need Stock Length Hardned Push Rods
- 04 guys help me out
- exhaust flange?
- Should I go to the track?
- denali awd binding at low speed, sharp turns. any ideas?
- Will I run 12s?
- Any Extended Cabs running a driveshaft safety loop?
- What to do about Code P0315
- 4.8 doesn't suck so bad!!
- turning up boost??
- Which supercgarger with stroker kit?
- Ran the truck, 0.6 seconds from an exhaust and better air!!!
- transmission wont upshift
- 1998 Z-71
- 212/218 522/529/114 comp cam
- replacing U-joints
- 04 Z71 No electricity
- 2002 drive by wire????
- E-fan, disable clutch fan? (tuning)
- new track times
- F8L: Need your dyno
- Anyone use larger crank pulley to get more boost??
- Paging GMC SKI
- exhaust change didnt like the feel
- FOR SALE Sir Michaels Roll Pan
- Rocker install need help.
- Lowered 04 sportside and STS
- next step is the cam, need some help
- My dyno results after a Westers tune...
- nitrous + duramax? anyone with experience
- Stock rods?
- jag performance 80e is here!!!
- Help me spend some money!
- Do I have to buy 2 sets of gears for 4x4?
- Hit a deer, where to get replacement stuff?
- Overheating Ss
- 5.3,6.0 L engines, ballanced internal or external?
- WTB: 2003 Silv/Sierra Service manual
- made to the track(bad news) help!!!
- fuel test port location for nitrous?
- Tech 2 /LS1 fans??
- Help - Engine rebuilding
- My truck is mis-fireing
- Anybody ever have this problem?
- Other parts to change w/ cam
- '00 vs later year PCM's
- Line Locks anyone ?
- New Tuner
- Whipple mounting question ***
- At full throttle it goes and then stops and then goes again??!!
- tell me about the $200 tunes
- Need you expert's to chime in here
- HP tuners
- My Catch can Pics
- Questions for STS turbo users!!!
- SLP Cam
- track time (first post)
- Radix people..... please help
- dmax ic update and ???
- What is the top speed of '02 5.3??
- pics of my truck. soon victim of swappage
- sway bar ?'s
- When are colder plugs neccisary on a n/a engine?
- I need a wiring harness
- p1518 code
- Thanks Jag Performance
- What gears for 305/45/22 tires?
- In Tank High Capacity Pump
- 5.3 Help
- Fog/Cargo light switch Diagram
- Any new dyno guesses?
- air bag light
- converter
- Weird noise from eaton
- What transmissions bolt up to the 4.8/5.3/6.0?
- 04 z71 need hp
- Supercharged Escalade on 24's
- What next?
- new truck need performance advice
- New recall 04087
- Need some help-having trouble w/ new 427
- CA Trucks w/more than just C.A.R.B. approved mods
- What other trucks was the LQ9 in??
- New Member
- Anyone scared of their nitrous tank blowing up?
- How much boost can a stock 6.0l truck handle?
- O2's different!! Why???
- PICS of my Homemade Intake
- going inside the 4l60e
- Spearco
- Warped Intake....And Other Problems
- dealership RAPE please help
- Lookin for some help! TR224/224-112
- SC vs Turbo at ½ throttle daily driving
- VHO Headers??
- damn. rear end broke yesterday...
- Procharger oil change
- Mobile??
- Need spare PCM for 2004 Silverado
- Need HPTuners help.Timing dip at launch..
- nitrous install
- port and polish
- 4L80e or 4L65e??????
- 05 efans now listed on gmpartsdirect
- EGR question on 02 pcm
- WTB posi unit for 99 Silverado 4x4
- Tires you race with
- truck tuning in Houston
- 14 bolt rearend prep?
- Supercharged guys...anyone try the
- Gonna run drag radials...but what size?
- Cam Question??
- What are the tallest slicks/radials for 16in rims?
- Second try to get an answer to my Transgo ?
- Another request for recommendations
- Corvette Servo Install
- F-Body LT's fit on 01 Silverado?
- drop down to first gear, but starts in 2nd gear
- best price on a radix
- Need help with old slow z71
- my poor 4l60
- 4x4 question
- PCM? Tried searching but still confused...
- Mickey Thompson tires
- Dynatech header install questions...
- nitrous on the vho
- Huge Thanksgiving Sale @ TBYRNE Motorsports!
- Only $200. to install a RADIX? Yes!
- Which Magnaflow Muffler?
- How many VHO owners are on Tech?
- Need HP tuner Help
- Will it work- Trailblazer TC in a H2?
- Kenne Bell Question
- Diablo Predator.....
- a twin turbo set up!!!!!!!!!!!
- 99 to 02 pcm swap
- HPTuners new price structure
- Another New Time from Tonight :)
- magnacharger tensioner part number??
- How many VHO owners are on Tech?
- Anybody here in the 12's or faster without Caltracs?
- Supermaxx Hdr & Magnaflow Exhaust Installed!
- TBYRNE Motorsports has moved! New contact info within!
- How do you clean a MAF?
- need traction
- '01 5.3 pings like mad and idles super low.
- basic performance questions
- Blown head gasket
- I hate emissions
- I'm getting serious about this twin turbo idea....
- Good price for a cam or not?
- How long do spark plug wires usually last?
- Tach problems 04 Silverado
- 12 bolt, 14 bolt, 9 inch
- 01 F-body cam?