Step in and Say Hello. Tell us about yourself
and your Duramax powered vehicle and its uses.
Post up some pics if you got them.

Weekly polls will be posted here by us for you to discuss.

Sub-Forums: Members Polls

This forum is for members who have national recognition in their sport and is invitation only

Sub-Forums: Maxed Out Central

Breaking news that may concern us will be posted here

Discuss all stock related LB7 engine issues

Discuss all stock related LLY engine issues

Discuss all stock related 3rd gen LLY & LBZ engine issues

Discuss all stock related LMM engine issues

Discuss all stock related LML engine issues

Discuss the upcoming 4.5L

Discuss all stock related 6.2 engine issues

Sub-Forums: 6.2 Performance

Discuss all stock related 6.5 engine issues

Sub-Forums: 6.5 Performance

Have a problem with a gasser? Here is the place to ask it...

Discuss repairing & maintaining a stock
Allison automatic transmission.

Sub-Forums: Allison Aftermarket

Discuss repairing & maintaining a
stock ZF-6 transmission and Clutch

Sub-Forums: ZF-6 Aftermarket

Discuss repairing, maintaining
, and modifying all other transmissions

Discuss front & rear axles, transfer case, brakes,
etc. Transmission & Clutch Discussion goes in
those forums

Discuss OEM & aftermarket suspension items, lifts,
air ride suspension, steering
components, frame, etc.

Discuss upholstery, trim, carpet, etc.
No audio, electrical, or electronics please.

Discuss body work, glass, molding,
paint, mud flaps, etc. No wheels & tires please.

Sub-Forums: Show & Shine

Discuss anything related to the electrical system
including stereos, speakers, amps, video, batteries,
starters, lighting, gauges, etc.

Discuss Oem, oversize, & aftermarket
tires and wheels here

Discuss all things van specific here. Keep the engine,
tranny, & maintenance stuff in their
own forums

Discuss all things Dually related including tires
& wheels.Keep the engine, tranny, and maintenance
stuff in their own forums

Discuss all aspects of the bigger Duramax
powered trucks here

A helping hand from our friends that work at GM

Sub-Forums: Repair Instructions, Special Policies, TSBs, Vin Checks

Discuss performance upgrades including chips, tuners,
programmers, etc. Click the appropriate
sub-forum

Sub-Forums: 1st Gen P&B's, 2nd Gen P&B's, 3rd Gen P&B's, 4th Gen P&B's, Van Specific P & B's

This is a library of stock and modified tunes provided by users for users. You should proceed with caution as all files contatined here are for use at your own risk.

Sub-Forums: LB7 tune library, LB7 Stock Tune Files., LB7 Modified Tune Files., LLY tune library, LLY Stock Tune Files., LLY Modified Tune Files., LBZ tune library, LBZ Stock Tune Files., LBZ Modified Tune Files., LMM tune library, LMM Stock Tune Files., LMM Modified Tune Files.

Discuss all things EFI Live related

Discuss upgrades to the fuel & air systems.
Turbochargers, intake mods, exhaust systems,
modifying emissions, and fuel pumps go here.

Discuss the installation and use of this style power adder

Put the rest in here including internal performance parts

Discuss all aspects, mods, and problems associated
with towing & hauling not covered
elsewhere

Sub-Forums: RV Central, Hot Shotting

Discuss all aspects, mods, and problems associated
with plowing not covered elsewhere

Discuss all aspects, mods, and problems associated
with off roading not covered elsewhere

Discuss all aspects, mods, and problems associated
with sled pulling not covered elsewhere

Discuss all aspects, mods, and problems associated
with drag racing not covered elsewhere

Post up your results!

Sub-Forums: Drag Racing, The single digit club, The 10 second club, The 11 second club, The 12 second club, The 13 second club, Dyno Days, The 300 HP club, The 400 HP club, The 500 HP club, The 600 HP club, The 700 HP club, The 800 HP club, The 900 HP club, The 1000 HP club, Sled Pulling

Discuss all aspects, products, fluids, and problems
associated with maintenance not covered elsewhere

Sponsored by MadJack Racing!

Sub-Forums: Maintenance DIY

Discuss all aspects of fuel itself alternative fuels, and fuel additives

Sub-Forums: Bio Diesel

Discuss tools, welding, lifts, and all things found in the shop

Sub-Forums: Project Central

Post & Find you DIY articles here

Sub-Forums: Duramax Engine Related DIY, 6.2 Engine DIY, 6.5 Engine DIY, Allison DIY, ZF-6 DIY, Drivetrain DIY, Suspension, Steering, & UC DIY, Interior DIY, Exterior DIY, Electrical DIY, Fuel, Air, & Exhaust Upgrade DIY, Tuner & EFI Live DIY, Nitrous, Propane, & Water Injection DIY, All Other Performance DIY

Post up those tall tales here and challenge your buddy. K
eep it friendly though.

Tell your day to day trials and tribulations here if you dare.

Post up your jokes. Keep them relatively clean.

Put the rest here

Sub-Forums: Other Sites?, Babe Central

Post links to all your video's here. Keep them clean Please.

Discuss Events & Topics that have a National impact here

AK - ID - MT - OR - WA - WY

AZ - CA - CO - NM - HI - NV - UT

IA - KS - MN - NE - ND - SD

AR - KS - LA - MS - MO - OK - TX

IL - IN - MI - OH - WI

CT - ME - MA - NH - NJ - NY - PA - RI - VT

DE - DC - KY - MD - NC - TN - VA - WV

AL - FL - GA - SC

Talk to Chris and the Guys here

Talk about their articles and magazine here

Talk to Jacob here!

Get a price quote from our venders here

Talk to Chad about his product here

Talk to Henry here about his product!

Are you addicted to Diesel Addiction?

Talk to Diesel Hardware about their product here

Discuss things directly with the EFI Live crew here

Discuss all things "Empire" here

Do your flirtin' here

Talk with Mark about his product

Let's talk bumpers!

Talk smoke & power with Dmaxtuner.com

Talk Diesel with John!

Talk oil with Dane here!

Eric and his boys are here!

Talk with Tyler about his product here

Discuss things one on one with Mike

Care for a sip?

Talk about your power needs here with Power Max!

We can discuss all things Rick Here

Talk with Tim about your project needs

Talk to Nate about his product and services here

Talk with Dan about his product here

Talk with NWTDIESEL about his product here.

Talk to the boys up state about all your diesel needs!

List your Positive and Negative comments about our vendors here. Please be diplomatic and factual.

These guys are no longer with us as vendors. We wish them the best of luck!

Sub-Forums: Diesel Decals, Finger's Workshop, 4x4 Fantasy, Ragin Diesel

Post up what you need here.
Please use this forum responsibly.

Post up what you have to get rid of here.
Please use this forum responsibly.