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
TheBac
LB7: LBZ CP3 + LB7 regulator question
Replies
8
Views
3K
GMC_2002_Dmax
GMC_2002_Dmax
R
Strange grinding noise on 05
Replies
4
Views
1K
Brayden
Brayden
SHOTZY
Which head gasket?
Replies
1
Views
1K
LBZ
LBZ
REDHOSS02
heater core?
Replies
33
Views
3K
FMOS
FMOS
booxr800
EGR Delete
Replies
30
Views
17K
JD Dave
JD Dave
03-GMC
Nitrous: 50HP Shot on LB7
Replies
26
Views
9K
03-GMC
03-GMC
2500HeavyDuty
LB7: hard radiator hose
Replies
23
Views
4K
d-max joe
D
Big Block 88
Blew up my intake
Replies
21
Views
3K
Big Block 88
Big Block 88
SHOTZY
Bearing selection
Replies
0
Views
989
SHOTZY
SHOTZY
S
Intercooler Boot Upgrade
Replies
17
Views
4K
polaris1450
P
JoshH
Dual CP3 rail pressure question
Replies
14
Views
2K
JoshH
JoshH
Big Block 88
Single stack
Replies
53
Views
5K
Big Block 88
Big Block 88
c_murray7313
fuel pressure gauge install Q's
Replies
14
Views
5K
emiller3
emiller3
motohed
oil pressure
Replies
13
Views
4K
LBZrcks
L
LBZ
Running a single turbo by itself with twins installed.....
Replies
13
Views
2K
Turbo Buick 6
Turbo Buick 6
whitetrash21
dually owners....
Replies
3
Views
2K
JoshH
JoshH
x MadMAX DIESEL
fuel pressure testing
Replies
12
Views
7K
x MadMAX DIESEL
x MadMAX DIESEL
JD Dave
FPRV Shims
Replies
10
Views
2K
reuter
R
JD Dave
Cross Reference Fass Fuel Filters
Replies
2
Views
3K
JD Dave
JD Dave
Durasizzle
CP3 bites the dust
Replies
9
Views
1K
WolfLMM
WolfLMM
privatejb
who makes the best exhaust for duramax
Replies
32
Views
29K
05' Ditry Duramax
05' Ditry Duramax
N
Best Diesel Oil???
Replies
87
Views
106K
BoiseRob
BoiseRob
T
Part needed ASAP
Replies
3
Views
1K
TNRGreene
T
brown bear
second time this happen
Replies
12
Views
1K
FMOS
FMOS
Accelerator
acetone
Replies
19
Views
5K
steakman
steakman
Vasbinder
dead truck
Replies
8
Views
3K
steakman
steakman
D
PCM - powertrain control module went out!
Replies
15
Views
20K
okierzr
okierzr
Hartdiesel
Help truck will not run!!!
Replies
4
Views
970
Turbo Buick 6
Turbo Buick 6
M
Dampner?
Replies
21
Views
2K
sweetdiesel
sweetdiesel
dwax
best nitrous kit
Replies
11
Views
4K
wikdlmm
wikdlmm
Z
Is 134,000 miles too much for a 06?
Replies
4
Views
1K
steakman
steakman
SmokeShow
Let's talk cam design
Replies
18
Views
3K
duratothemax
duratothemax
WiggyHD
Cleaning the intake
Replies
10
Views
7K
Killerbee
Killerbee
04gmcdmax
#5 cylinder
Replies
3
Views
2K
04gmcdmax
04gmcdmax
T
This could be a problem
Replies
5
Views
2K
TNRGreene
T
A
Truck won' start
Replies
7
Views
1K
duramax3388
duramax3388
TIM Z
Please Explain the 0087 Code
Replies
43
Views
9K
Hellrazr78
Hellrazr78
bigbird
Thanks for the injectors Guy.
Replies
10
Views
2K
othrgrl
othrgrl
T
smokes at idle
Replies
26
Views
13K
tomc983
T
04gmcdmax
lly injectors?
Replies
2
Views
1K
04gmcdmax
04gmcdmax
02bigstrokin
lbz cp3 on lb7 for duals?
Replies
7
Views
1K
02bigstrokin
02bigstrokin
Vasbinder
Beefing up steering
Replies
8
Views
1K
WashieDCFD
W
x MadMAX DIESEL
big problems injectors maybe
Replies
4
Views
1K
x MadMAX DIESEL
x MadMAX DIESEL
delong_1
mpi twins help
Replies
30
Views
4K
Magilla
Magilla
estelly
Intercooler boots
Replies
1
Views
1K
sweetdiesel
sweetdiesel
06SIXSPEEDMANUAL
Moser axles
Replies
5
Views
3K
SIKDMAX
SIKDMAX
Hellrazr78
Anyone with a DF 165
Replies
58
Views
4K
x MadMAX DIESEL
x MadMAX DIESEL
LT1BRD
dual fuel filters ?
Replies
4
Views
1K
LT1BRD
LT1BRD
2500HeavyDuty
high oil pressure
Replies
25
Views
24K
2500HeavyDuty
2500HeavyDuty
02bigstrokin
twin turbo help please
Replies
24
Views
4K
02bigstrokin
02bigstrokin
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