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General Topics
Introductions (2 Viewing)
Introduce yourself here
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General Discussion (53 Viewing)
General Diesel Discussion.
Interior Exterior
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ROTM Forum! (3 Viewing)
Check out and Vote the Rig of the Month (ROTM)!!!
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Post all videos & pics you make or find of diesels
Dyno Videos (52/993) General Diesel Videos (230/4161)
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Pulling Videos (114/1369) Driveline Pics (3/68)
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Specialty Forums
911 Problems Forum (3 Viewing)
Truck won't start or drive? Post here!
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Wheels & Tires (3 Viewing)
Discuss what wheels & tires are right for you.
Sponsored by:
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A place to check out the past of your Duramax. Please be patient as the site VIN checkers are volunteer.
11-25-2014 07:40 PM Go to last post
1,880 7,109
Discussion of diesel, its various additives, oils, lubricants and alternative fuels IE: Bio-Diesel ect...
1,481 25,876
Discuss scheduled maintenace, capacities, filter part numbers, etc.
by jc8825
Yesterday 07:08 PM Go to last post
2,437 27,596
Drivetrain (3 Viewing)
Discussion on gearing, CV joints, driveshafts, axles, brakes, etc.
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Transmission Shop (2 Viewing)
Discuss the Allison OEM, aftermarket, and the ZF-6.
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Aftermarket Mods. (11 Viewing)
Discuss what Mods are right for you.
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A place to discuss electronic / wiring issues and what gauges, audio, video, nav systems, lights, ect. are right for you.
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EFI Live (2 Viewing)
Place for your EFI questions
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Towing & Hauling (2 Viewing)
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Competition (1 Viewing)
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Dyno Racing (168/2704) The Drag Strip (547/11918)
Smoke Screen (676/12794) 
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DuramaxForum How To's, Do it Yourself Guides, and other write ups. Only How TO post belong in this forum!!! If your NOT showing/telling us HOW TO then DO NOT post it here.
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For your garage / shop including tools & equipment
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11-26-2014 04:58 AM Go to last post
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Chevy / GMC truck Non Powertrain Forum
Discussion of 01+GM truck topics not related to the Powertrain, interior, suspensions, body, ect.
Discussion of 2011+ topics not related to powertrain
1,456 24,593
Discussion 07.5 - 2010 Topics Not related to the Powertrain, interior, suspensions, body, wheels, tires, ect.
11-26-2014 09:15 PM Go to last post
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Discussion of 01 to 07.5 Topics Not related to the Powertrain, interior, suspensions, body,wheels, tires, ect.
2,134 16,939
Chevy / GMC Duramax 2011+ LML Forums
Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect
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Discussion of Performance Parts For the '11 and up LML Duramax Trucks No Advertising
by jc8825
Yesterday 11:53 PM Go to last post
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Chevy / GMC Duramax 07.5-2010 LMM Forums
Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect
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Discussion of Performance Parts For the 07 and up LMM Duramax Trucks No Advertising
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Chevy / GMC Duramax 06-07.5 LBZ & LLY Forums
Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect
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Discussion of Performance Parts For the 06-07.5 LBZ/LLY Duramax Trucks No Advertising
11-27-2014 03:20 PM Go to last post
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Chevy / GMC Duramax 04.5-05 LLY Forum
Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect
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Discussion of Performance Parts For the 04.5-05 LLY Duramax Trucks No Advertising
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Chevy / GMC Duramax 01-04.5 LB7 Forums
Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect
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Discussion of Performance Parts For the 01-04 LB7 Duramax Trucks No Advertising
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Gm Diesel Non-Truck Section
Discussion of GM Diesels Installed In Vehicles Other Then Trucks
Discussion of Medium Duty
66 458
Discussion Of GM Diesel Vans..... And whatever TheStepChild wants
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155 1,918
Discussion of Diesel Installed SUV's
11-13-2014 07:03 PM Go to last post
16 216
If you have installed a Duramax in anything it was not designed for, Post it here.
40 1,057
Pre Duramax Discussion
10-12-2014 03:59 PM Go to last post
112 922
6.5L Diesel Forum (1 Viewing)
476 4,050
Non Duramax Discussion
Diesels (1 Viewing)
Discussion of anything diesel powered. No Duramax.
589 18,473
Gas Burners (3 Viewing)
Discussion of anything Gas powered.
941 12,083
Regional Events and Rally's
Truck Meets, Dyno Days, Drag Racing, Sled Pulls, Area member affiliations (6.6Mafia)
Anything that you deam worthy of a national event. Your event may be moved to another region at our discretion.
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Northwest Events (1 Viewing)
AK - ID - MT - OR - WA - WY
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AZ - CA - CO - NM - HI - NV - UT
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298 6,946
IA - KS - MN - NE - ND - SD
by Chronic
11-09-2014 03:40 PM Go to last post
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AR - KS - LA - MS - MO - OK - TX
11-26-2014 08:17 AM Go to last post
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IL - IN - MI - OH - WI
by D2LBZ
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CT - ME - MA - NH - NJ - NY - PA - RI - VT
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Mid-Atlantic Events (1 Viewing)
DE - DC - KY - MD - NC - TN - VA - WV
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AL - FL - GA - SC
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Canada (1 Viewing)
The whole thing
11-25-2014 04:27 PM Go to last post
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Diesel Clubs. (1 Viewing)
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Classifieds Area
You must have a post count of 25 before you will be allowed to post in the For Sale section of the classifieds., and it's moderators/staff are not responsible for anything that is traded, sold, stolen, not payed for, or anything else that happens in this section. If you choose to trade or buy from anyone on this forum you do so at your own risk. Please use good judgment and common sense when you enter this section. There are lots of good people in the world but there are just as many or more that would just as soon rip you off. BUYER BEWARE!!!!!!
For Sale Section (3 Viewing)
Sell your used trucks, parts, accessories. PRIVATE SELLERS ONLY.Seller must own items listed for sale. Requires a post count of 25 before you can post. Sellers MUST post a price if you list something. This forum is not E-Bay.
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Looking for something? Post a wanted ad here!
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Find something cool relating to GM diesel trucks on eBay? Post it!
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Have something to Trade? Skills to Barter? Post an ad here!
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For Sale - Canada
by AJ 72
10-24-2014 11:09 AM Go to last post
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You must be a supporting member or have 25 post to participate in the contest or giveaways.
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5 37
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4 69
10 69
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32 582
15 61
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243 2,653
14 50
03-26-2011 05:21 AM Go to last post
2 9
by booxr
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282 3,371
Visit for the lowest prices on Performance Parts, Brakes, Running Boards / Nerf Bars, Tonneau Covers and Interior/Exterior Accessories. We have Product Experts standing by to help you find the right parts for your vehicle. If you cant find what your looking for, Give Us A Call! 1-877-274-3308
22 131
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33 286
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14 90
Need to customize or repair your truck? Check out our selection of parts and accessories at, or give us a call at 800.505.3274 for professional advice.
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21 211
3 5
27 294
05-29-2013 09:59 AM Go to last post
3 21
Makers of the FASS.
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11 269
97 521
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5 49
37 187
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4 16
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13 36
MadJack Diesel Performance is your Premier Source for Diesel that includes parts, filters, Amsoil Synthetics & accessories. We are here to help you save time and money! We strive to provide you with the best service bar none! Your Satisfaction is Our Satisfaction!
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207 1,265
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8 10
2 13
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123 859
1 1
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01Duramax_LB, 01Z71, 02-LB7, 03Duramax4x4, 04dirtymaxxin, 04xamarud, 05mudiak, 05stroker, 06-lbz-dmax, 06bowtie_guy, 07.5whitelmm, 07classicdually, 08DDuramax, 10OAKS, 1320str8liner, 13SilverIce, 1Dmaxx, 2006DMAXLLY, 2008jbr, 24travis24, 2606will, 2fastlx, 2SUTHRN, 33yrmz, 48548, 6.0 BOWTIE HD, 6266diesel, 77chevyman, 82w126, 830king, 907FIXIT, abj87, acg_626, adamz, AdkWoody, AFcody, AK Mike, ak ski, AKlife, Alex95, alpha pacman, alphaOneTrax, Ameadas17, andrew24dub, andythekid07, antivnm, Armus, avnaz, BackYardDiesel, bamadiesel..WFO!!, Basshole1, bballer182, BBFarm, bcruse84, BeagleIL, berttracy, bgalbiati, BGRowan, bhoderny, big rich 01, BigAKDenali, bigbull0113, Bigcntry, bigcubes427, BigMackCummins, BigMatt, bigolemax9, Billyt, binks0678, biohazard4, blackZ92, blowermax, BLUE-MAX, bluesmurflb7, bmanakacolorado, bmfox, bomtekk dmax, Bonomax, Boomer669, Bowtieguy1987, bpoffc, brady81588, Broc680, brody.martin, brokesmoke, bubba12, buildingup, bumfoozled, Burco_D-Max, burkeusn, BW544, bwienke, ByeByeFord, CajunDMax, CAN8EN, Capt.D, captiva, CaseysZ28, Cdn_Blair, Chc410, Chevanater2500hd, chevfanatic, ChevyDMax89, chevyguy85, chevyholiday, chevyjake, Chevytothefloor, chops429, chrissheerman, chuck0, classicliftedlbz, clayengle4010, cleandirtymax, cllake, cluelessdieselguy, cody.giff, computerclint, conethrower, conquestdeck, corey532, Cornell0889, country50, CraigT, crazykev4x4, crazynut84, CrewCabSilverado, crg530, crossfire879, cscott711, cswick89, cthomforde, danetrain, Dave05/2500HD, dawgmode, DDiesell,, Demlockian, Deputy76802, Deputydog, dewalt10, DiabloLMM, diesel04, DIESELJUNKIE89, DieselmaifaLLY, dieselpower09, DillonZellmer, dirtyd03, dirtymax01, Dirtymax03lb7, Dirtymax6384, dirtymaxxx03, dirtywhite223, DitchDoc, divemonster, Dixie duramax, dmarriner60, Dmax Driver, Dmax4life, Dmax750x, dmaxcat, dmaxdave, dmaxhd, DMAXJAMES, Dmaxjunky, Dmaxlovr, DMaxxWolf, dnairn, donaldsierra, dreese911, Dslpowered, DSMU3, dss8424, Duke_Hearts_Denali, Duramax007, 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