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
slowlmm
Lmm Injector nozles
Replies
7
Views
2K
slowlmm
slowlmm
mplteddy
HTT90 to Pedistall Gasket
Replies
0
Views
988
mplteddy
mplteddy
S
lly injector
Replies
3
Views
2K
mde
mde
MMLMM
Lift pump press. question
Replies
31
Views
3K
RENODMAX
RENODMAX
redws6rocket
vvt to a non vvt turbo question
Replies
9
Views
3K
redws6rocket
redws6rocket
bigbird
New engine break in
Replies
4
Views
2K
bigbird
bigbird
sweetdiesel
LB7: 2001 lb7 boost sensor
Replies
3
Views
4K
sweetdiesel
sweetdiesel
KITIMAT TOM
Tailgate Bezel
Replies
1
Views
1K
McRat
McRat
JoshH
What is this?
Replies
14
Views
2K
sweetdiesel
sweetdiesel
tylerrustLB7
Water/Meth with PPE hot+2
Replies
28
Views
5K
whitetrash21
whitetrash21
Diddy
Another Lift Pump Thread
Replies
4
Views
1K
NWTDIESEL
NWTDIESEL
WolfLMM
Dynomat firewall liner?
Replies
4
Views
1K
Tucsontoy
Tucsontoy
c_murray7313
MPI compound chargers installed!!!
Replies
26
Views
3K
sweetdiesel
sweetdiesel
sweetdiesel
rocker arms shaft
Replies
6
Views
2K
SIKDMAX
SIKDMAX
duratothemax
LLY: flywheel bolt thread/pitch
Replies
5
Views
3K
Trippin
Trippin
WanaDmaxsub
Lift pump and pre-filter, What do you have?
Replies
43
Views
5K
SIKDMAX
SIKDMAX
sweetdiesel
water pump to coolant line gasket
Replies
0
Views
1K
sweetdiesel
sweetdiesel
sweetdiesel
lb7 injector return line gaskets
Replies
0
Views
2K
sweetdiesel
sweetdiesel
sweetdiesel
water pump O-rings
Replies
0
Views
1K
sweetdiesel
sweetdiesel
CBJ61NASH
LLY: Anyone got part # for LLY injectors
Replies
2
Views
1K
CBJ61NASH
CBJ61NASH
Skyhigh4by
Stupid air filter question
Replies
1
Views
729
Noreaster
Noreaster
NWTDIESEL
BD turbo guys
Replies
4
Views
1K
NWTDIESEL
NWTDIESEL
MMLMM
LMM: Somethings not right (Knock and a Bird chirp noise)
Replies
62
Views
10K
MMLMM
MMLMM
rushingbc
turbo oil drain hole (I dropped a nut in it)
Replies
13
Views
2K
rushingbc
rushingbc
WolfLMM
HTT twins
Replies
10
Views
4K
sweetdiesel
sweetdiesel
Huntinducks82
Boost?
Replies
4
Views
1K
Killerbee
Killerbee
CBJ61NASH
Help: Cant keep rail pressure!
Replies
12
Views
2K
bullfrogjohnson
bullfrogjohnson
NastyNate
Help
Replies
6
Views
1K
sweetdiesel
sweetdiesel
psyco66
Group buy tie rod sleeves
Replies
12
Views
2K
Redbone
Redbone
skintback
Question: What about the heads?
Replies
4
Views
991
Trippin
Trippin
SIKDMAX
Source for hose/tubing?
Replies
17
Views
1K
mytmousemalibu
mytmousemalibu
S
GT4088R Noise?
Replies
20
Views
5K
Rhall
Rhall
WolfLMM
LLY: rear drivers side head bolt out?
Replies
19
Views
5K
Rhall
Rhall
Killerbee
Better power-straighter rods
Replies
21
Views
3K
Killerbee
Killerbee
duratothemax
LLY: Can anyone identify this part?
Replies
6
Views
2K
MAXLLY
MAXLLY
McRat
How many teeth on our cam gear?
Replies
39
Views
4K
Fingers
Fingers
D
LLY: Flywheel / Flexplate Upgrade ?s
Replies
20
Views
8K
05_LLY
05_LLY
JoshH
Pat, you still want twins?
Replies
7
Views
1K
C.A.P
C.A.P
ZeroGravity58
Question: Eaton E locker install
Replies
1
Views
2K
ZeroGravity58
ZeroGravity58
Jared Duramax
Napa Part Numbers
Replies
1
Views
4K
mde
mde
Bluemax
Info: Engine Torque Specs
Replies
19
Views
13K
Bluemax
Bluemax
LarryJewell
Question: Squeeky Cal-tracs
Replies
8
Views
1K
The Neens
The Neens
duratothemax
MPI twins instructions
Replies
4
Views
1K
Morgans LBZ
Morgans LBZ
Whitetail Addict
Stock boost numbers for an LB7
Replies
11
Views
18K
mytmousemalibu
mytmousemalibu
Noreaster
Non-indented exhaust manifold
Replies
2
Views
981
ripmf666
ripmf666
codyn
dpf delete?
Replies
2
Views
1K
sweetdiesel
sweetdiesel
M
Nitrous Questions...
Replies
1
Views
2K
sweetdiesel
sweetdiesel
joverman
Compound turbo ?
Replies
2
Views
2K
JoshH
JoshH
serpa4
Whaere to get parts besides GM?
Replies
2
Views
955
JoshH
JoshH
malibu795
cp3.4
Replies
45
Views
10K
codyn
codyn
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