- WTF is with this thermostat?
- Alternator amperage
- where to start?
- 6.0L swap vs 8.1L swap
- cam swap in 4.8 question
- gear splitting
- Wester's Programming Group Purchase!
- head work
- Whipple 3300AX?
- Sleeved 4.3L ?????
- u joints--which ones and where to get
- Turbo or 6.0 build?!?!?!?
- rear end ????
- dual octane tuning with custom pcm's
- Whipple Specs....parish8 and other please help
- O2 sims...
- Life on NGK's
- Direct Hits, Predator programmers and Lunati on sale!
- Bolt on Intakes
- Flickering Headlights
- Outside temp in rearview converted to IAT??
- ASM headers
- tow haul mode
- Would Cut-outs help me out any?
- Lost Power When I Removed My Clutch Fan!!!
- Stock head gaskets -- to re-use or not to re-use (Help please)
- My debacle's with the tranny rebuild (got a little long)
- Accumulator Piston ????
- K&N Cold air installed
- 90 GMC Sierra
- A few Radix?
- What are stock shift points on 2003 Yukon 5.3?
- Heater A/C help!
- dyno info! long
- 6.0
- 4l60e
- has anyone in here done arp rod bolts before?
- Supercharged H2
- New Transmission!!!!!
- Nelson Prices
- Tuning Poll
- does anyone have any dyno proof that tq is lost with too little back presure?
- Whipple questions
- Alright boys, help me build a 6.0
- Sc and 112 lobe??
- 5.7 or 6.0?
- Hellwig vs. Hotchkis sway bars
- Fairbanks Billet Servos
- 6.0, Radix and Nelson Tune is IN!
- Dyno numbers
- Installing Nelson Tune Tomorrow - Some ??
- Whipple tuning defeat question?
- Motor build advice needed-drop compression or keep it stock??
- HUGE cam in a vette 239.251 106lsa
- Need more fuel
- POS and NEG on Elec Fans?
- Impressed with Corsa
- New Track Time
- another 6.0 question
- Any Nelson Tune Dyno #'s
- LSX Intake for 6.0L!!!!!!!
- Correlation between intake mods and p/t shifts?
- Gear help
- Thinking about a supercharger, what kind of times can I expect?
- cam specs
- Anything different on cam swap on 03 motors?
- codes for gm
- Rear End Help
- How to make a H2 fast?
- 496 w/ a 4l80e in a denali
- 8.1 injector questions
- Trans Blown with Radix on Sliverado SS, need help
- Need help on truck
- 2001 Tahoe - Throttle Position Sensor Issue???
- Tr220
- Help!! Steering column problem.
- Junk Yard prices?
- Small nitrous system
- Codes for 01 Sierra
- 5.3 - 6.0 Swap - Not sure what I need -
- Ap-Engineering 409.......
- people with mail order tune
- Are these mods worth doing?
- Ideas on massaging this C3 for hp/durability?
- Headers
- 212 218 high lift comp cam w/ 115 lobe
- finding option codes
- Free Mods for a 5.3??
- Hesitation and puff of smoke
- Need help with a misfire problem
- POS 4L60e
- Brake question
- Question about Lights
- Egr Block off plate for header
- What cam and springs for me
- Would putting on ASM Headers & Corsa Exhaust Void Factory Extended Warranty?
- ls1 edit ?
- Technical Whipple question -MAF
- flp headers vs. as&m
- Diesel performance shops
- brand new 2004 ex cab Z71, $10,000 of sticker
- TransGo Shift vs. Reprogramming
- Transmission whine on cold mornings?
- Cam?
- Cam swap
- How close will it be??
- Best Manual for our Engines?
- What to install
- What tool for Harmonic Balancer?
- Hayden A/C Thermo Relay
- tranny problem
- Beat up Subject
- Anyone have Desktop Dyno files for the 4.8 or 6.0?
- lookin for headers.......?
- Heads and cam
- Need help w/Noise
- Which Yank?
- Plows on 2500HD's
- high stall on a big block
- Towing capacity of 01 sierra
- 6.0l questions
- Difference in these cams?
- Tired of my 02' Z06 cam..
- February Vortech supercharger sale!!! (includes 2004 5.3)
- Caltracs, re-evaluated!!!!!!!
- Anybody know the stock cam specs for the 4.8, 5.3, and 6.0?
- Where is a 5.3, 4.8, and 6.0 exhaust different?
- Anybody make a 15" 6 lug wheel for our trucks? I want to run a 28"x11.5 ET Street!!
- How much power is 59lb/min readings for MAF?
- Installed ASM Headers and O2 Simms
- 383 stroker???
- Magnaflow not loud enough!
- 4l80e tranny
- Got new plugs?
- ASP pulleys
- Installed AS&M headers, good power improvement
- Finally ordered LS1 edit
- how to keep moisture out of distributor cap?
- 4L80e Stall Suggestions?
- Why is no one running a 2004R in the trucks??
- Titanium Retainers and Dual Springs
- Magnaflow install...
- Transgo with Tow/haul mode delete??
- new magnaflow kicks a$$!!!
- Nology wires/coils for GEN III trucks
- how much do 20" SS wheels weigh?
- slight idle problem when cold
- Will this be to much??
- Electric Fan
- MSD 8.5mm wires
- MAF lbs/min converted to gms/cyl
- nelson tune questions
- installing hangers
- Boze 20's
- Homemade air intake?
- anyone think the nitto 555r 305/45/18 will fit?
- hey duramax freeks! come in.
- Too much booty in the pants
- Paging BigTex
- Vette servo. Good with TransGo?
- RADIX supercharger special + a FREE horsepower upgrade!
- Rearend is going bye bye
- interchangable exhaust?
- Home Made Cold Air Intake?
- What combo to go with
- Spark plug wires
- Need Help ASAP
- looking for 13's,any suggestions
- What cam to get
- Low dyno numbers
- New best at the track!
- Best Air Intake system..
- Maf Help!!!****
- Calling crazyidiot4.8
- What trans mods do I need?
- 4.8L heads on 5.3L
- Engine light after 6.0 MAF install
- 6.0 Motor Swap?????
- Servo how to?!
- Tips on install
- TB Spacer
- Need Nitrous Pill Size Asap
- Just wondering????????
- yank or off brand?
- ?? about Caltracs-Daily Driver and Snow!!
- Intercooled Whipple
- F-body headers (long tubes) fit a truck????
- Homemade air intake 4.8 GMC
- got word from yank today, i am confused
- need help with fuel bleeding off on 97 k2500
- 4l60e experts come in
- need help to tune my PCM
- New Yank Torque Converters!
- rollbar ?'s for Chevy Silverado 2500HD crew cab
- What will we see
- Installed my Magnaflow catback....
- shift time info needed
- 4wd launchers in here(Parish)
- 160 degree thermostat ?s
- Supercharger Info?
- Got a question about a friend that wants to raise up 2".
- new to the group with a question?
- if you were me and had $4k-$5k to spend
- 5.3 heads on 5.7??????????
- 1.85 RRs in 5.3?
- Need to consult some EDIT gurus please
- Callin flyer
- b&m shiftkit vs. transgo
- Lakewood Traction bars
- Tow Haul Mode....??
- Bbk Owners
- FLowmaster Catbacks BLOWOUT!
- How about starting a Sticky Cam Post?
- Is ANYONE here running a Kenne Bell Supercharger ??
- '99 Suburban 2500 4X4 7.4L....info?
- Lowering Springs/ Shackles...can i do it??
- any good tuners in oklahoma
- New dyno#
- Autotap, EFILive, or both?
- 5.3
- Truck Tuning
- Pics of traction bars
- SuperMaxx header package
- Question about gaskets and head bolts...
- Bob Gill Performance?
- turbo kit dyno numbers
- which heads
- vibration at 115
- Cam Specs
- 2002 4L60 nuetral switch
- LT1 Fans install pics
- TT Converter + Transgo + Servo --> 5.3 + 4L60E + Radix ???
- the corsa tip on the catback
- 8.1 Perfomance mods
- what am i forgeting, cam swap and super budget build up.
- Custom Grind, advice?
- How much have you gained at the track with nitrous?
- Bummed out...
- Duramax coming soon, need performance advice!
- just got a new truck
- Hooker Max Flow muffler?
- Anyone had P to V problems?
- Who's running a giant magnaflow?
- Messed up EGR mod?
- 5.3L swap to a 6.0L
- Towing with Yank 2600/3000
- Source for 4L80E
- Installing headers and duals this weekend...
- Eaton Q's
- Anyone running a Heads/Cam 5.3 setup?