Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
2004LB7
Crank NO Start 2002 2500HD LB7

LLY New

1.3K
17.4K
Threads
1.3K
Messages
17.4K
kidturbo
LLY Ficm

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
TheBac
WEIRD SHAKES AT IDLE???

LMM

767
11.2K
Threads
767
Messages
11.2K
N2BRK
PLEASE HELP!! 07.5 LMM No shift indicator, dome lights, power locks & windows, NO CRANK NO START

LML New

654
8.4K
Threads
654
Messages
8.4K
2004LB7
Misfire at 1200rpm

L5P New

124
3.8K
Threads
124
Messages
3.8K
Rdomeck
L5P will barely start, then die Please Help

Transfer Case / Axles / Driveshafts Tech

294
3.5K
Threads
294
Messages
3.5K
TheBac
No 4WD

Van

18
312
Threads
18
Messages
312
M
LGH (detuned LML in a van) Engine Shuts off at full throttle

Part #'s New

397
2.3K
Threads
397
Messages
2.3K
gmc502
2016 alternator 2 pin connector P/N

Turbo Talk

"Nitrous is nice, but it's best to be Blown"
1.9K
43.7K
Threads
1.9K
Messages
43.7K
malibu795
WWYD? Turbo time

General Fuel System & Exhaust Questions New

373
7.7K
Threads
373
Messages
7.7K
M
dual tank woes

Fluids and Maintenance New

653
10.7K
Threads
653
Messages
10.7K
1FastBrick
Which trans fluid ?

The Pharmacy

Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Baking83
Nitrous
aggar
LB7: Cracked filter housing?
Replies
11
Views
6K
durallymax
durallymax
P
Question: crank shaft
Replies
2
Views
1K
pinky
P
04gmcdmax
grille clips #
Replies
0
Views
918
04gmcdmax
04gmcdmax
ChevyDieselLLY
SoCal Super Damper
Replies
14
Views
3K
ChevyDieselLLY
ChevyDieselLLY
LarryJewell
Fan clutch engagement
Replies
32
Views
18K
Trotorx2
Trotorx2
custom8726
Why are my EGT's high???
Replies
41
Views
5K
wdino73
wdino73
B
Allison 5sp: Direct Drive
Replies
0
Views
808
backe
B
M
help with intercooler pipe blowing off rubber cupling to turbo
Replies
12
Views
14K
BLKLMM
BLKLMM
JOHNBOY
LBZ: Lower intake housings
Replies
2
Views
1K
juddski88
juddski88
HogAssWild
Lmm injectors
Replies
7
Views
2K
Akdiesel
Akdiesel
Vrabel
LB7: Oil Pressure Switch
Replies
5
Views
3K
Vasbinder
Vasbinder
JustinD
Finally need headgaskets!!
Replies
30
Views
3K
JustinD
JustinD
paint94979
Removing Glow Plugs
Replies
16
Views
3K
Slick
S
T
loping lb7 with no tune???check engine lit--help
Replies
17
Views
4K
toddster911
T
Brayden
  • Poll
Question: Rail Dragster or 4WD Pickup
Replies
90
Views
9K
Brayden
Brayden
L
programers????
Replies
3
Views
894
Big Block 88
Big Block 88
sweetdiesel
My new bigish twins
Replies
46
Views
7K
POUR'N COAL
POUR'N COAL
Dozerboy
Good Rebate on Rotella
Replies
2
Views
2K
kjp800
kjp800
dmaxvaz
lb7 cylinder head questions
Replies
15
Views
6K
UPS DRVR
UPS DRVR
D
LB7: engine heating up no heat in heater
Replies
7
Views
6K
duramaxstacks
D
C
extra Diamond Eye DP tips
Replies
9
Views
2K
CHYKYNLIPS
C
paint94979
GT4202 vs. S474
Replies
55
Views
11K
ChevyDieselLLY
ChevyDieselLLY
steakman
Would love some Guru help: P2149/P0207
Replies
2
Views
3K
steakman
steakman
1lowdiesel
water dripping from pcv tube
Replies
1
Views
1K
chevyinlinesix
chevyinlinesix
IdahoRob
Crankshaft issues
Replies
122
Views
18K
S Phinney
S
JustinD
Powder coat the IC tubes
Replies
9
Views
2K
JustinD
JustinD
dmaxfireman
turbo bushings
Replies
1
Views
1K
CurtisEmery
CurtisEmery
770JOHNNYW
LB7: coolant loss overheating???
Replies
9
Views
5K
duramaxstacks
D
JustinD
Intercooler clamp size
Replies
2
Views
1K
JustinD
JustinD
Redbowties88
S468 v.s. S472
Replies
37
Views
12K
Redbowties88
Redbowties88
Tyler@MPF
Pistons
Replies
3
Views
1K
TrentNell
TrentNell
Durty D
Headgasket adventure
Replies
9
Views
2K
madmatt
madmatt
McRat
Bore Spacing = 118.0 mm?
Replies
4
Views
2K
MMLMM
MMLMM
NJ_LLY
Driveshaft Loops
Replies
40
Views
9K
770JOHNNYW
770JOHNNYW
R
Lbz pulsating while coasting.
Replies
1
Views
1K
TrentNell
TrentNell
zack
Coolant Filtration System
Replies
6
Views
5K
LBZ
LBZ
Tayler
Empire Diesel Head studs?
Replies
9
Views
3K
TrentNell
TrentNell
knagel
who makes the best 2.8 and 3.0 turbo
Replies
15
Views
7K
turbogmc
T
D
Question: Anyone using rotella t6 full synthetic?
Replies
11
Views
7K
merlin5577
merlin5577
JustinD
Any built motors for sale???
Replies
29
Views
4K
Brayden
Brayden
T
part number pleae
Replies
1
Views
1K
juddski88
juddski88
04gmcdmax
lbz intake & mouthpiece on lly?
Replies
4
Views
1K
paint94979
paint94979
Vrabel
LB7: Okay, Finally doing motor.
Replies
56
Views
6K
Vrabel
Vrabel
Will
RPM difference with A/C
Replies
0
Views
651
Will
Will
SgtKilroy
Question: Coolant bottle relocation
Replies
10
Views
2K
SgtKilroy
SgtKilroy
SparkZ03DMAX
Injector 8 pissin me off
Replies
0
Views
679
SparkZ03DMAX
SparkZ03DMAX
SBCNX20
Info: Water Pumps lb7-lly-lbz-lmm
Replies
10
Views
4K
Mike_S
Mike_S
Epileptic GMC
911 need a small quick favor.......
Replies
0
Views
799
Epileptic GMC
Epileptic GMC
C
LMM: Down Pipe..
Replies
6
Views
2K
dmaxfireman
dmaxfireman
RENODMAX
Question: Garrett TB4111
Replies
5
Views
2K
RENODMAX
RENODMAX
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