Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
Bdsankey
Sac 65

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
PureHybrid
LLY Ficm

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
1FastBrick
Truck wont rev much past 2k rpm no codes

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

652
8.4K
Threads
652
Messages
8.4K
F
Got a couple of cylinder contribution codes

L5P New

124
3.7K
Threads
124
Messages
3.7K
Nate’s Dmax
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
2004LB7
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
G
Lmm extra bolt help!
Replies
4
Views
586
08lmm72mm
0
gmduramax
Not another compound turbo thread
Replies
9
Views
1K
gmduramax
gmduramax
lmmcbrown0917
LBZ: Redat Injector Nozzles. Anyone running them?
Replies
20
Views
4K
08lmm72mm
0
Dozerboy
PPE's new cast iron heads?
Replies
3
Views
1K
1FastBrick
1FastBrick
C
EGR DELETE
Replies
6
Views
788
codeman22
C
dinkrdsw313
Help with engine power reduced
Replies
24
Views
2K
2004LB7
2004LB7
R
After code p2563
Replies
10
Views
951
Razerface
R
D
Fuel pressure regulator
Replies
20
Views
1K
dproffitt
D
C
iat sensor
Replies
4
Views
389
Childsplaydooley
C
715Hunter
LBZ crank in LB7?
Replies
4
Views
617
ikeG
ikeG
OleBlackyLBZ
low pressure fuel leak got me stumped
Replies
13
Views
638
Chevy1925
Chevy1925
N2BRK
Leaking nozzles, fix?
Replies
19
Views
950
Bdsankey
Bdsankey
H
Suggestions for exhaust tip/diffuser
Replies
4
Views
626
77cruiser
7
whytry
Lbz fuel pressure sensor data
Replies
22
Views
7K
jrn4242
J
ShredLordXx
LLY: No Power Black Smoke at Random
Replies
23
Views
7K
08lmm72mm
0
Dean E
Rotella T6
Replies
19
Views
2K
2004LB7
2004LB7
M
Next Mod Help
Replies
28
Views
1K
08lmm72mm
0
J
Lifting the cab
Replies
4
Views
1K
Nate’s Dmax
Nate’s Dmax
D
Balancer pin shearing caught on time.
Replies
11
Views
1K
N2BRK
N2BRK
C
2007 Silverado 2500 HD Crank No Start
Replies
21
Views
1K
csmith@cdsmithfamilyfarms
C
2004LB7
Backwards DPF?
Replies
8
Views
1K
2004LB7
2004LB7
S
DTC 0101 (Mass Air Flow) After WC Fab 4" Intake Mod - Help
Replies
1
Views
419
ikeG
ikeG
M
Building Truck for 650hp
Replies
37
Views
2K
Bdsankey
Bdsankey
THEFERMANATOR
LB7 drop in stock appearing turbos
Replies
13
Views
1K
THEFERMANATOR
THEFERMANATOR
Evan@InglewoodTrans
Billet bullseye s374
Replies
11
Views
3K
Ryanp
R
danzick
High engine temps
Replies
62
Views
4K
Leadfoot
Leadfoot
J
LLY Crank/no start
Replies
31
Views
2K
JoshH
JoshH
ikeG
LLY fuel pressure issue
Replies
4
Views
616
ikeG
ikeG
White Duramax
LB7: No boost/low power.
Replies
14
Views
18K
2004LB7
2004LB7
jpowel29
Cylinder wall honing surface finish & ring gap
Replies
72
Views
25K
West
W
AugieM
MAF sensor and mating connector part numbers
Replies
3
Views
827
Ron Nielson
R
JoshH
Front axle limited slip
Replies
35
Views
3K
Bdsankey
Bdsankey
M
05 LLY, remand long block, sitting 2 years, new injectors etc. Crank no start.
Replies
9
Views
787
West
W
P
Possible leaking injector?
Replies
1
Views
340
2004LB7
2004LB7
dzimbric
Need parts source for boots
Replies
5
Views
485
TheBac
TheBac
Preston
MPG cut in half
Replies
16
Views
813
Preston
Preston
C
LB7: Engine knock possible in the head??
Replies
5
Views
1K
rfletes79
rfletes79
R
Injector stuck open LB7 (maybe)
Replies
3
Views
1K
rfletes79
rfletes79
nate roop
Help: New turbo and still pouring oil out exhaust...
Replies
19
Views
11K
Lb7turbo2003
L
LSxBakakos
Oversize Sac injector balance rates
Replies
2
Views
506
LSxBakakos
LSxBakakos
OleBlackyLBZ
Finally got the truck running, help
Replies
49
Views
3K
lutzjk913
lutzjk913
Chad006
S480 96mm turbine
Replies
9
Views
618
ikeG
ikeG
KEVINL
Twin Turbo Duraburb
Replies
0
Views
385
KEVINL
KEVINL
dzimbric
Engine maintenance
Replies
2
Views
478
dzimbric
dzimbric
JoshH
Stumped: LMM crank no start
Replies
12
Views
3K
dzimbric
dzimbric
Vrabel
Cascade Overflow Valve
Replies
18
Views
7K
thahn8991
T
T
Anyone have a scope pattern for the cam sensor? Have code p0341, no start after new engine.
Replies
18
Views
2K
JoshH
JoshH
N
Nox Sensor & relearn
Replies
2
Views
3K
notrosh
N
0
Oil pressure drops to 0 and triggers alarm in 05 2500 Duramax
Replies
10
Views
721
2004LB7
2004LB7
D
Diesel8
Replies
7
Views
553
Diesel8
D
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