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
B
LLY: electric burnout
Replies
8
Views
2K
backe
B
B
Air intake tube gasket
Replies
1
Views
2K
Big Willy
B
D
LLY Cooling
Replies
6
Views
2K
DuramaxTireSmoker
D
wdino73
Boost ???
Replies
11
Views
2K
wdino73
wdino73
03-GMC
Stock Fuel Pickup??
Replies
7
Views
2K
madmatt
madmatt
Vasbinder
How reliable are PPE tunes?
Replies
18
Views
3K
Triple L
Triple L
D
Info: Westgate won't open
Replies
5
Views
2K
LWATSON
LWATSON
TrentNell
IHI Flange differences
Replies
8
Views
2K
Chrislb7
Chrislb7
james13
Question: intake runners
Replies
5
Views
2K
TrentNell
TrentNell
fastgreek
Question: ppe Cp3 pump inlet fitting
Replies
48
Views
15K
paint94979
paint94979
D
bosch repackaged as AcDelco??
Replies
0
Views
921
dbcooper
D
sweetdiesel
Cp3 gear tq spec
Replies
5
Views
1K
LBZ
LBZ
D
LBZ: Single Or Dual CP3
Replies
13
Views
4K
Righteyeblind
Righteyeblind
emiller3
just arrived
Replies
16
Views
3K
emiller3
emiller3
jpowel29
New turbo set-up
Replies
58
Views
8K
DetailsUnlimited
DetailsUnlimited
LB7Diesel
Fuel Pressure Gauge location??
Replies
36
Views
5K
03-GMC
03-GMC
B
LLY: New INJECTOR NOZZLES NOW WONT START
Replies
25
Views
9K
bmos37
B
n0useforaname
What to do next?
Replies
38
Views
5K
n0useforaname
n0useforaname
REDHOSS02
LB7: Intake?
Replies
3
Views
1K
1lowdiesel
1lowdiesel
wdino73
Schaffer oil
Replies
22
Views
5K
JD4440
JD4440
stroke250
maf calibration for 5" intake
Replies
1
Views
2K
TrentNell
TrentNell
SmokeShow
AC Issues
Replies
18
Views
26K
jmaz268
jmaz268
jonathancasey19
Switching A-pillar gauges?
Replies
5
Views
2K
jonathancasey19
jonathancasey19
C
Downpipes - Diamondeye vs MBRP
Replies
24
Views
6K
doug9940
doug9940
niteflite1287
LB7: Diagnosing Loss of Power Bad CP3?
Replies
6
Views
14K
niteflite1287
niteflite1287
McRat
SynDiesel Fuel Test:
Replies
23
Views
4K
COMP461
COMP461
DIRTY DIRTY
Air intake systems
Replies
0
Views
889
DIRTY DIRTY
DIRTY DIRTY
seth999
Turbo R&R Tips
Replies
11
Views
2K
seth999
seth999
x MadMAX DIESEL
LB7: Heater Hose
Replies
2
Views
1K
x MadMAX DIESEL
x MadMAX DIESEL
TrentNell
BW Race Cover Testing begins
Replies
1
Views
2K
darkness
darkness
S
Front Seal Replacement
Replies
2
Views
3K
ripmf666
ripmf666
MMLMM
Rail pressure with 2 micron filter....
Replies
16
Views
7K
HurtMan
HurtMan
Redbowties88
N2o kits...
Replies
28
Views
4K
jlawles2
J
DIESELMAFIAPER.LB7
turbo rebuild kit?
Replies
11
Views
8K
paint94979
paint94979
bigbaddiesel
Why a lift pump?
Replies
26
Views
5K
madmatt
madmatt
mudygmc
need turbo flange
Replies
0
Views
1K
mudygmc
mudygmc
C
Info: New Turbo Insulator
Replies
16
Views
5K
Turbo Performance
Turbo Performance
68skylark455
Turbo housing contouring
Replies
2
Views
1K
68skylark455
68skylark455
REDHOSS02
Help: pissed off!
Replies
32
Views
4K
REDHOSS02
REDHOSS02
C
Blowby
Replies
10
Views
2K
Cougar281
C
S
Will new nozzles correct balance rates?
Replies
3
Views
2K
sweetdiesel
sweetdiesel
ChevyDieselLLY
help me decide on heads
Replies
15
Views
2K
Stingpuller
Stingpuller
JustinD
It runs!!!!!!!!!!!!!!!!!!!!!!!
Replies
25
Views
2K
JustinD
JustinD
seth999
A5k???
Replies
8
Views
2K
Mike
M
durallymax
Glow plugs smoking.
Replies
2
Views
1K
durallymax
durallymax
SonicAudio
Help: LB7 new head studs and cups but still have water leak
Replies
41
Views
13K
SonicAudio
SonicAudio
wdino73
Cleaning injectors
Replies
1
Views
2K
madmatt
madmatt
sddmax
LB7: Injector return lines
Replies
2
Views
1K
sddmax
sddmax
R
LLY gasket sets???
Replies
0
Views
879
robsean934
R
dirty-b
Help: Do I need a liftpump?
Replies
17
Views
2K
JMK777
JMK777
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