- Hedman #69391 headers
- Might be in the market for a Duramax, don't know where to start
- Oil consumption in 2500HD
- Need opinions, thinking about buying 2002 2500HD CCSB Duramax
- What Spark plugs should i use
- 93 Turbo diesel TPS?
- 10.4l
- 14 bolt rear end swap? AAM Chevy/dodge
- Big block trucks
- Exhaust rattle
- whats this?
- Its time....
- Cat converters went out on my 7.4
- Picked up a new Daily/Tow rig
- 8.1 fuel pressure and injector question
- Exhausted over my exhaust!
- TCM part numbers for Allison
- Finally got my '08 Silverado 3500 LTZ now...
- EGT question
- 2012 gmc 2500
- Cat delete ftw!
- 2013 LML Performance Options and Tuning
- my hoopty build
- 1996 Vortec 7.4L want to do a LQ4/LQ9 swap, need tips and help
- need help, out of the game too long
- Electric fan wiring harness drop in?
- Duramax Engine build
- 42lb 8.1L Marine Injectors
- duramax fuel issue
- My ongoing 8.1 adventures...
- 8.1 engine options??
- 8.1L Timing - How low is low?
- 6.5 turbo running issue
- LLY factory hard fuel line diameter?
- 2011 3500 hd cab/chassis 6.0l mods
- 2012 duramax fuel economy
- Raylar 103 cam swap with pics
- 03 2500hd slow build
- Hows market for a pull out 2005 8.1 engine.
- 2001 8.1 what next.....
- Advice
- Broken Cognito supports
- 8.1 engine dyno vid
- New Turbo?
- 8.1 cam sensor discontinued???
- 6.5 turbo swap info needed on PCM ect ????
- Custom ground cam 8.1
- upgraded 8.1 rocker arms?
- my 3 week 2500 build
- 08 fuel gauge tuning
- got some question?
- Do I have sat radio?
- 8.1 Exhaust
- A few new ones of tow rig.
- 2012 d-max?
- Twin Turbo L29 454 and more
- Most mileage on 6.0 trucks
- How would a 4 inch exhaust be on a 8.1?
- 2500HD Suspension Setups?
- need help on building 8.1 liter
- 08 D-max fault code 2033??
- 02 2500hd steering box wont move!
- 1998 7.4 vortec performance upgrades
- 02 8.1l knocking/ticking HELP
- 454 vortec supercharger
- Should I attempt this with my Van?
- Diesel lift pump???
- center force vs spec clutch for NV4500
- new for the dmax
- AWESOME: RCSB Sierra DMAX
- best hand held
- Best Satellite radio
- Exhaust design and theory
- Best air intake
- What I bought for the 8.1 starts with W
- Towing with a big cam?
- Any tips/suggestions for new diesel owner?
- new 8 lug wheels on older truck?
- 8 lug 15" rim - anybody tried them
- 03 2500HD LQ4 to Duramax Swap...Help!
- 03 1500HD quad cab w/ 6.0L-mods
- Blackbear tune
- shortbox dually
- Arh 3/4 ton
- 2000 Seirra2500 6.0L Turbo - DD Truck
- Towing Flat nosed enclosed trailer help
- Need help big time!
- Will 1500 leaf springs fit a 2500hd?
- Gas mileage?
- 05 chevy 2500 6.0l turbo
- 8.1 suggestion's.....
- VOTE! Buying new wheels
- 2004 extended cab 2500hd 6.0
- New 6.0 just isnt fast enough..
- 6.0 slug
- good replacement clutch
- Need Advice
- My 8.1 with new XD's
- my first dmax!!!!
- Harmonic 8.1
- EFI Live
- Duramax Van... Worth it?
- Mechanical gauges on a 8.1, where??
- Big Block 8.1 Headers w/2" Primaries
- any lowered 8 luggers going fast?
- 2500 Gas v Diesel
- 8.1 coil pack question- got a miss
- Best mileage 8.1
- I tried, Cant justify a diesel
- Transmission swap? Pole please look
- buying 03 gmc 1500 hd!
- Looking for a stronger yoke for on a 2500 hd 14ff?
- My LB7 Dirtymax
- so i got a free tuner!
- WTB guages!
- 2001 2500 4wd 6.0 headers???
- coil packs
- EGR block plate and fuel rail plug!
- Whats you take on 100k Dura's
- Am I crazy? 6.0 to 5.3???
- 6.0L to 6.6L DMAX Swap
- 2008 6.6L Duramax Loudest Exhaust
- another 8.1l whipple build still questions
- Picking up an '04 LB7
- 14.2 @ 96 mph
- 2006-2010 Duramax now on inTune!
- 2012
- um.. Houston we have a problem lol.
- 8.1 tuners
- 2001 2500HD Towing Longevity
- Best Cold Air Intake For 2007 6.0
- what cam you recommend
- locking header bolts 8.1l
- Cognito UCA or 4 inch lift??
- Raylar stuff
- duramax injector problem
- 2001 Duramax 3500 fuel gauge not working
- Who sales a complete catted Y Pipe ?
- 2007 Silverado Hd 6.0 6-speed tranny gear ratio ????
- Any info on this would be great
- Duramax tuning
- HD axles in non HD truck
- DPF delete with no tuner. Possible?
- 05 2500hd motor mount install
- 2000 2500 non HD rear axle?
- My new 2010 LMM 2500
- 14 bolt Diff
- Truck Shootout help
- i think flexplate or TC broke- help please
- new exhaust,terrible drone...
- 09 lmm ?
- rear brake issues
- Tired of being outran by you Diesel 8luggers!
- Seeking opinions between a LQ4 and 502 bbc
- picking up 75 extra hp???
- single 3" 2500 HD 6.0
- WTB 8 lug wheels.
- 14 bolt rear - Mini Spool?
- mild 8.1 build
- Thinking about trying 3:73's in my HD for mpg..
- 8.1 supercharger?
- headers and exhaust hurt or help towing?
- 8.1 long tube headers
- fuel pump...errrr...
- 8.1L Lifter replacement
- Really weird brake problem???
- 8.1L bucking then die
- Superchip programer or custom tune?
- 2500hd needs more pep in it's step
- 8.1 chev crank positioning sensor
- My new ride is too quiet
- Broken exhaust manifold bolt
- fuel leak (LARGE) wtf is it????????
- New Guy, How Yall Doing?
- 8.1L turbo suburban track times.
- best tune? 2003 gmc 2500hd
- Airbox question
- 2011 2500HD 6.0 L96 tuners?
- 8.1 l engine swap for 1990 marine
- Tire help
- 2011 6.6 tuning and exhaust
- 6.0 custom tune
- Miss at low RPMs in 5th gear
- Duramax starting problems.
- Duramax Swaps
- 2000 2500 Silvy LQ4 - some upgrade questions
- Crossed over to to the other side /Dodge/Ford/Chevy?
- shocks for chevy 2500HD?
- 05 LLY No power and 7th injector code
- Help me purchase the right tow rig.
- 8.1 headers/// old BBC bolt pattern?
- what do you think?
- 2001 2500hd 6.0l with issues
- 06 2500 6.0 Misfire issue
- need 8.1 180 thermostat
- TOG The Other Guys 8.1 Headers for sale
- diablosport predator have a code reader built in?
- Torque managment on 8.1
- 2010 2500 HD stock 368hp Maggie or diesel ?
- 2500 or Dmax
- Boost gauge
- 4L80e looser than stock converter? from GM?
- My 8.1L at the truck pull 338ft
- 8.1 balancer removal tips, mid-cam swap
- Figured I'd share my truck on here. 2001 2500HD 6.0l turbo
- Brake Upgrades for '00 Suburban 2500?
- 8.1 Headers by Stainless Works
- rear axle identification and measurements
- 8.1 plug/wire change---question
- mas air to speed density
- Interesting. truck is not factory. . .
- new here, showing of my ride.
- LMM DPF delete setup
- 2500hd 1/4mile
- stock exhaust
- Egr
- Anybody got their stock exhaust laying around?
- Who has done something w/their 8.1 heads and noticed a quality difference?
- 2500HD 133"wb 6.0 2wd Auto guys please look!
- 2004 6.6 duramax LB7
- 2004 6.6 L duramax diesel
- help : 4L80e and transfer case removal ??'s - 3/4 ton
- Was there ever a 502 bbc w/ a Edelbrock multiport F.I. system in a 93 c3500?
- 6.0 custom tune
- What would you do ? 2002 HD
- what is this thing??
- Towing-Supercharge or turbo my 6.0, or 8.1 swap?
- HR- 226/345- 2S- 14 IG camshaft - Ch. 8.1L V8
- Need some input on a 6.0 build!
- 85w gear oil
- darts heads
- Lowering a 2500 hd.
- PCM4Less Efan Harness/Kit
- Hydroboost?
- elec fans
- fmic install questions
- good torque/tow cam for 6.0 2500hd
- 6.0 turbo for towing
- Allison Trans Issue
- best ways to improve mpg on a 2500 chevy 6.0
- 8.1l Turbo track vid
- 8.1 facory tailpipe diamter?t
- 6.0 rpms
- LS3 Intake on a 07.5 NNBS 6.0L 2500 HD
- pacesetters into the stock exhaust minus cats
- My 6.0 hater beater!!!
- 6.0 exhaust
- Hello. Who has cammed their 8.1 w/a CC 270 or 264?
- 8.1 head swap help
- Project "UrbanMax" has a new stance.....