Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
lexa
Thumping noise coming from intake
  • lexa

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
1FastBrick
LLY Ficm

LBZ New

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

LMM New

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
Bdsankey
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 New

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

396
2.3K
Threads
396
Messages
2.3K
K
Crossmember part # or replacement

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

652
10.7K
Threads
652
Messages
10.7K
OleBlackyLBZ
Starfire Fluid Built Trans

The Pharmacy

Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Baking83
Nitrous
diesel53
LBZ: Manifold/Up pipes/Down Pipe
Replies
8
Views
6K
Leadfoot
Leadfoot
RENODMAX
Lower oil pan leak
Replies
16
Views
13K
x MadMAX DIESEL
x MadMAX DIESEL
custom8726
Built motor break in
Replies
59
Views
13K
custom8726
custom8726
whitetrash21
Cleaning heads
Replies
33
Views
5K
x MadMAX DIESEL
x MadMAX DIESEL
ikeG
LMM: Cab & Chassis DPF delete
Replies
8
Views
3K
ikeG
ikeG
T
LLY: Batteries not charging
Replies
3
Views
4K
DIGGLER
D
T
Help with starting/ shutoff issues
Replies
4
Views
2K
Tinks04
T
RichLMM
O-ring for FPRV
Replies
9
Views
3K
JD4440
JD4440
D
LB7: oil filter, fuel filter...
Replies
30
Views
26K
Burn Down
Burn Down
TAGLARRY
Allison 6sp: GM AC Delco Dex VI?
Replies
2
Views
2K
Rosscup
Rosscup
AubleAK
LB7: no start..
Replies
13
Views
3K
chevyburnout1
chevyburnout1
dbev24
Advice on a build?
Replies
33
Views
3K
othrgrl
othrgrl
D
LB7: ABS light/ parking brake light with service brake system
Replies
9
Views
15K
lobocharlie
lobocharlie
Kspen90
Another bad injector story....Advise please
Replies
34
Views
3K
adeso
adeso
Bill H
LLY: Current Project any Thoughts
Replies
6
Views
2K
Bill H
Bill H
S
How do turbine wheel sizes affect turbo performance?
Replies
21
Views
10K
quadracer37
quadracer37
THEREDDEVIL
Motor build info thread
Replies
53
Views
6K
x MadMAX DIESEL
x MadMAX DIESEL
bevi
lift pump suggestions??
Replies
13
Views
3K
bevi
bevi
TeaBagger2006
Drive pressure
Replies
38
Views
7K
GeneralTJI
GeneralTJI
dmax711
blown headgasket
Replies
13
Views
7K
dmax711
dmax711
Bill H
LLY: Garrett 4094R Turbo
Replies
11
Views
5K
Bill H
Bill H
dordtrecht5
LBZ: PPE Lift Pump question
Replies
1
Views
1K
dordtrecht5
dordtrecht5
Chevy1925
LBZ head gaskets work on a LB7?
Replies
2
Views
1K
Chevy1925
Chevy1925
paint94979
Larger Injectors and Fuel Mileage
Replies
34
Views
9K
PAT
PAT
0
youve got to be kidding me!
Replies
18
Views
5K
03pewterdirtymax
0
dmax711
main studs
Replies
11
Views
2K
ripmf666
ripmf666
B
Newbie needing help about fuel leak
Replies
0
Views
933
Burlison7
B
S
problem with lb7
Replies
11
Views
5K
TeaBagger2006
TeaBagger2006
jnieberlein
Removing air filter(s) for racing / pulling
Replies
21
Views
3K
emiller3
emiller3
P
2009 LMM z71 4 door long wheel base
Replies
21
Views
4K
cafryer
cafryer
W
LB7: Glow plugs
Replies
5
Views
2K
DAVe3283
DAVe3283
F
Is this fuel knock
Replies
5
Views
2K
Fox2boost
F
c_mo88
airdog replacement filter
Replies
0
Views
791
c_mo88
c_mo88
cafryer
What are lb7 injector cores worth
Replies
4
Views
1K
cafryer
cafryer
cafryer
Full flashed truck and the starter went out
Replies
12
Views
3K
ripmf666
ripmf666
snowman
LB7: Low rail pressure, sometimes??
Replies
41
Views
5K
87olds442
8
cafryer
10 psi cruising at 75 mph
Replies
28
Views
5K
dmaxvaz
dmaxvaz
R
loss of power no codes help!
Replies
17
Views
5K
Relentlesscummins
R
0
hard steering
Replies
27
Views
39K
robt4x4
R
W
LB7: new injectors and worse problems
Replies
15
Views
8K
work52
W
05_LLY
Piston Squirter bolts?
Replies
1
Views
1K
ripmf666
ripmf666
K
Turbo noise is there any suggestions
Replies
7
Views
5K
paint94979
paint94979
diesel53
Allison 6sp: Trans Build, what clutch kit?
Replies
24
Views
4K
diesel53
diesel53
jraymer
LBZ no start issue
Replies
10
Views
3K
jraymer
jraymer
Mpsoldier
TRUCK WONT SHUT OFF HELP!!! lb7
Replies
28
Views
7K
Mpsoldier
Mpsoldier
D-MAX Mafia
LML Turbo swap?
Replies
16
Views
10K
D-MAX Mafia
D-MAX Mafia
02dirtymax
Bought myself a christmas present
Replies
12
Views
2K
02dirtymax
02dirtymax
custom8726
Carillo's / de-lipped piston weight
Replies
5
Views
2K
ripmf666
ripmf666
Skyhigh4by
LLY: Head gasket
Replies
13
Views
6K
blk smoke lb7
blk smoke lb7
C
lb7 headgasket
Replies
9
Views
2K
chevy791979
C
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