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
Lennart
72mm BB Cheetah?
Replies
4
Views
2K
Lennart
Lennart
Leadfoot
Rod dimensions
Replies
5
Views
1K
JoshH
JoshH
bigbird
How big of a single can I run?
Replies
25
Views
4K
GMC_2002_Dmax
GMC_2002_Dmax
bigbird
I need a short muffler
Replies
5
Views
932
bigbird
bigbird
last_one
Coolant leak
Replies
6
Views
2K
RolltheCoal
R
bigbird
Who makes a fast response Pyro with max recall?
Replies
8
Views
1K
codyn
codyn
c_murray7313
rear differential questions
Replies
7
Views
2K
McRat
McRat
sweetdiesel
Does anyone know how to test cyl heads?
Replies
16
Views
3K
LBZ
LBZ
dracing70
cp3 dual or no?
Replies
5
Views
1K
codyn
codyn
NWTDIESEL
Just got my new ATS extreme trans!!!
Replies
12
Views
1K
NWTDIESEL
NWTDIESEL
LB7Diesel
LB7: Hydrolocked LB7?
Replies
7
Views
4K
LB7Diesel
LB7Diesel
jeramoosh
Blown Turbo?
Replies
16
Views
3K
sweetdiesel
sweetdiesel
JoshH
CP3 options
Replies
13
Views
2K
sweetdiesel
sweetdiesel
MAXPWR
LLY and LBZ turbos
Replies
12
Views
3K
Kat
Kat
MAXLLY
MAC intake/IC lines/N2O
Replies
16
Views
4K
MAXLLY
MAXLLY
C
What nozzles?
Replies
44
Views
7K
Texasmax
Texasmax
Stingpuller
Duramax electronics
Replies
25
Views
2K
LB7Diesel
LB7Diesel
L
Anyone using this
Replies
1
Views
2K
slowlmm
slowlmm
slowlmm
Info: Will it go faster with a lift pump
Replies
139
Views
7K
NWTDIESEL
NWTDIESEL
2k5LLY
1500 lift?
Replies
1
Views
788
Nor-Cal Nick
Nor-Cal Nick
sweetdiesel
Lmm lifts?
Replies
11
Views
3K
Nor-Cal Nick
Nor-Cal Nick
T
Help
Replies
10
Views
1K
Kat
Kat
TrentNell
4094 ?'s
Replies
19
Views
4K
TrentNell
TrentNell
F
gt4094r
Replies
27
Views
4K
WolfLMM
WolfLMM
bigbird
Dual CP3 pulley size question
Replies
1
Views
883
WolfLMM
WolfLMM
duratothemax
find your boost leaks!!!
Replies
10
Views
2K
duratothemax
duratothemax
WolfLMM
Flexplate Questions
Replies
1
Views
827
last_one
last_one
coldLBZ
Help: Front Diff Blew Oil Out Of Vent
Replies
6
Views
1K
coldLBZ
coldLBZ
ZeroGravity58
LB7: CP3 reg
Replies
5
Views
2K
MMLMM
MMLMM
jpowel29
LLY heads on my LBZ
Replies
12
Views
3K
LBZ
LBZ
JoshH
Thrust bearings
Replies
5
Views
2K
Trippin
Trippin
Leadfoot
How to you remove a turbo inlet pipe?
Replies
4
Views
4K
ZeroGravity58
ZeroGravity58
SHOTZY
LBZ intake elbow P/N?
Replies
3
Views
2K
Killerbee
Killerbee
ripmf666
LB7: 02 LB7 Rebuild
Replies
36
Views
7K
duratothemax
duratothemax
ripmf666
LBZ: Gasket Kit
Replies
18
Views
4K
ripmf666
ripmf666
R
LB7,LLY, LBZ piston failure question.
Replies
86
Views
13K
Gmclbz
Gmclbz
othrgrl
S&B intake & LBZ inlet elbow on 71mm Cheetah WOW
Replies
29
Views
5K
othrgrl
othrgrl
RPM Motorsports
Allison Badge ?
Replies
1
Views
890
LBZ
LBZ
MMLMM
LMM: P009E, shimmed, then Race valve, now what
Replies
18
Views
5K
LBZrcks
L
LTS Max
CP3 Output Potential?
Replies
2
Views
1K
LBZ
LBZ
SmokeShow
Still Want a VVT on my LB7
Replies
9
Views
3K
NWTDIESEL
NWTDIESEL
bullfrogjohnson
What To Twin With?
Replies
9
Views
2K
sweetdiesel
sweetdiesel
wikdlmm
what intake
Replies
21
Views
2K
wikdlmm
wikdlmm
Nasty Girl
Thinking out of the box hardparts!
Replies
42
Views
8K
Gasuout
Gasuout
2500HeavyDuty
I think it needs replacing soon
Replies
13
Views
2K
2500HeavyDuty
2500HeavyDuty
NWTDIESEL
p0089 code
Replies
21
Views
7K
sweetdiesel
sweetdiesel
LarryJewell
Tapping for fuel pressure reading (Post Liftpump)
Replies
48
Views
5K
LBZ
LBZ
MAXPWR
LB7 with 4094
Replies
2
Views
2K
MAXPWR
MAXPWR
slowlmm
Max mpg water meth installed
Replies
17
Views
5K
tylerrustLB7
tylerrustLB7
bigbird
What would cause the main seal to blowout?
Replies
4
Views
3K
JOHNBOY
JOHNBOY
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