- Your best 1/4 mile time 1500HD, what mod next
- 1985 S-10 diesel?
- 6.2 and 400 HP vs 6.0/8.1?
- 454 Issues
- spark plug?
- help needed
- 06 2500hd 6.0
- best gears for 6.0L & 37's
- 7.4L 454 Runs well. Idles really rough. Where to start?
- trailer plug in
- Anyone need flows
- custom tune
- trans. fluid change
- 8.1L Cam specs?
- Should I upgrade from Green to Dex Cool in my 1991?
- 6.0l tailpipes
- Need Help Oil pressure high!!
- 99 yukon
- Need Infor Please
- 2001 2500HD 6.0L Burning Oil
- Hauling Firewood
- Which Programmer?
- Nice sounding 454 exhaust??? What should I do???
- Largest tire on 2007 Denali
- 1500 Hd
- turbo kit
- 02 1500HD & waterpump
- Help
- Plugs
- New truck ?'s
- towing 8.1 vs. 6.6 diesel
- Oil Change; due or not?
- Lights out 1996 S10 Please Help
- Gas to Diesel
- Anyone have a cam in there 6.0?
- Edge Performance
- EFI Live for gassers
- catalytic converters
- Calling all 8.1L Whipple guys!!!
- cts questions
- 03 Yukon problem starting
- 8.1L Dual or Single Exhaust?...
- strange engine noise
- HHO tune combo
- what's wrong with my truck
- TBI 350 mpg's
- Anyone own a 6.2L Denali?
- Fuel filter placement on 1500 4.3L truck
- Regular Unleaded $1.50 in Minnie
- Disable Awd?
- 06 2500 question
- Truck dead
- diablo predator problems
- 2500 Suburban with 6.0L
- custom tune
- Runs hot with plow....
- very ruff idleing 4.3l vortec. please help!!
- superchips flashpaq
- Coolant Sensor Causes Stalling
- 04 sub help
- Cel Comes On Going Uphill
- fuel ??????
- 1997 C2500
- easiest way to change fuel pump??
- 04 gmc 2500 6.0L tuning
- How long do you think gas will stay cheap?
- 6.0 milage
- help with modding my 5.3
- synthetic oil pros and cons ?
- New Tires
- Whine/Squeel from 6.0---It's cold out
- 1986 chevy silverado short bed
- 2003 Yukon XL tune-up problem
- sts turbo
- Posi or locker for the rear???
- 2000 gmc gasser 5.3?l i think
- Which gasser to buy
- 8.1 Low Oil Pressure @ Idle
- Suburban Fuel Pump Issue??
- What is my truck?
- What is the vin code for 7.4's?
- What year, exactly. did GM start offering 1500 crew cabs?
- 1998 chevy 5.7 4x4
- To buy or not
- 98 gmc
- predator
- Towing mirrors
- Ds
- What kind of MPG are you Gassers getting?
- please hep
- Truck will not start?
- Drag Racing a 1500?
- brakes?
- 6.0 Tune library
- What would you offer for a 2005 Chevy Tahoe Z71??
- alternator not charging
- 6.0 K2500HD Crew Cab Long Bed
- Noise on decel
- 90 Chevy 305 won't turn over
- X-Fer case toast or is it just a bad CV?
- Leveling Keys
- why buy diesel?
- 350 or 454
- New 6.0
- Name of tranny?
- 6-speed whine when cold out.
- Best Forum
- 99 Jimmy problems..need help
- 4 wheel drive not engaging
- diablo sport
- P1518 code
- help with 5.3 performance
- 4.3 L bogging down???
- Oil temp port
- 6.0 exhaust
- 8.1 exhaust
- 2007 Tahoe Headlight removal
- 400 horse 6.0L
- input for headers on a 5.7L vortec
- Swapping Vortec for old style 350
- 5.3 1500 power steering flush
- 2005 6.0... Need assitance!
- 02 tahoe?
- Is it possible???
- Programmer or tuner for 5.3L?
- Trans flush question
- Whats my engine code???
- 8.1L voltage gauge problems, any ideas?
- install a 8.1 in a 08 3500hd
- Tire size?
- 8.1L/496 factory camshaft specs
- What gear ratio?
- Poor Gas Mileage in 8.1
- removing cats on a 8.1l/496 good idea?
- the good and the bad, 180 t-stats 8.1L/496
- two batteries
- Gibson muffler
- Truck won't start
- Need to Burp my truck???
- 03 1500 hd 6.0 low idle
- mass air flow sensor ??
- 350
- Finally got some exhaust for the 6.0
- No start????
- 97 Chevy 5.7L Problem Misfire?
- 5 speed conversion
- Upgrades for the 6.0
- diablo
- 8.1 Poor Performance
- Edge Evolution On Gasser
- Tapping Vacuum on a 8.1
- 8.1L Power Steering Pump
- 4.8 or 5.3....what are your thoughts?
- Turn running lights off?
- RFA 1 battery low??????
- 4L80E trans temp gauge question
- 2003 6.0 Maintenance @100K
- Programmer suggestion for 5.3L Suburban?
- Bolt-ons for 99-06 NBS
- hypertech question
- Changing rear brakes on 2004 Yukon XL 2500
- who here has a 96-99 suburban
- Excessive Oil Consumption on my 8.1
- Governor on C-5500 w/8.1
- Custom tunes for 08'????
- hydrogen power
- heater problem
- Banks Monster exhaust sound clips
- Exhaust
- Chip Question?
- Best Performance Mod/Programer for 8.1?
- 2006 1500hd Cc Lt 6.0l
- Tires for a 2001 Gmc 2500Hd
- BBC ave?
- 2008 uplander got code p0420
- 305/55/20
- 205 Suburban with 5.3 coolant disappearing
- Short?
- 8.1 Turbo
- New guy, Need some opinions
- 06 Gmc Drivetrain Noise?
- 5.3 lifter noise????????
- 7.4 Liter
- Exhaust for 09' Half Tons
- 1999 Crew Cab 5.7 problem with interior lighting
- supercharged 8100
- Speedometer whacked out!
- 05 5.3 Whats Best Programmer?
- 1992 gas motor
- how to tell a 4.8 from a 5.3
- Vortec 4.3
- Inline pump installed!! Headers are here!!!!
- full wiring diagram Help please!!!
- Best Performance Upgrades for 8.1L/496
- Stupid Idea?
- What can a 2008 Chevrolet 1500 be bought for today?
- Will a 265/75/16 fit under a 1500 ?
- what eles??
- 8.1L STS turbo vid
- will start then die
- 8.1l Help!!
- bad breaks? bad tire maybe?
- Any need for heavy duty rotors on Yukon XL?
- 2000 6.0 no Tow Haul
- 1500 5.3L or 2500 6.0L
- 4.8 gm very hard on fuel
- Fuel Pump
- Nelson tuning?
- knock sensor
- whats it worth?
- Last year for 8.1L
- Exhaust Cut Out In!!!
- 8.1L Tips and Tricks
- 6.0 trouble
- 5 Speed Clutch not Disengaging
- Back at it again
- diesel vs gasoline fuel tanks
- 2 MPG Gain at 13k Miles! New 6.0
- EFI Live on my 6.0
- EVAP code...Ideas???
- 8.1L StainlessWorks Headers sound clips
- 4.8/5.3/6.0 Tips and Tricks
- non oxy premium gas
- Converting my 2000 Suburban 1500 to manual tranny...
- 8100 runnin rough
- 98 350 missing
- EFI Live for an 8.1
- seafoam on a 8.1
- Trans oil heating up
- Removing TQ managment?
- 95 5.7 intermittent miss at idle
- 8.1L rough idle
- Warranty Drive shaft replacement
- tuner for 8.1
- 350 Tbi issues
- How to check the diff/trans fluid on a Saturn ION?
- My 8.1L
- Has anyone driven a new 1500 with the 6.2/six speed combo?
- 0w30 Mobil 1
- 8.1 Radiator flush
- 350 temp
- 2009 5.3l
- Under drive pulleys on Vortec 454
- Anybody want to put an 8.1 in an old heap?
- injector miss on 6.0L
- colorado v8
- 8.1 and zf6
- Gear ratios...
- 8.1 dual exhaust
- knock sensors
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