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
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

654
8.4K
Threads
654
Messages
8.4K
NC-smokinlmm
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
D
Parts needed
Replies
7
Views
3K
ripmf666
ripmf666
T
Lb7 stock intake found water spots in charge tubing
Replies
0
Views
584
the freeze
T
M
Instrument cluster Info center
Replies
2
Views
1K
TLyons90
TLyons90
black07
Need y bridge gaskets
Replies
6
Views
2K
black07
black07
elliottw
Should I buy this motor
Replies
4
Views
1K
blk smoke lb7
blk smoke lb7
W
Low Coolant Pressure
Replies
4
Views
2K
workin' diesel
W
hondarider552
What to do?
Replies
370
Views
37K
hondarider552
hondarider552
THduramax
Lml egr block plate??
Replies
6
Views
3K
FC5452
FC5452
MAXX IT OUT
Running two passanger side manifolds??
Replies
20
Views
3K
hondarider552
hondarider552
dracing70
fuel cooler
Replies
21
Views
4K
dracing70
dracing70
Robby Avery
Ok guys need help here ASAP leaking trans lines
Replies
21
Views
5K
Tony Burkhard
Tony Burkhard
LOPES
Question: 2 Stroke Oil ?
Replies
5
Views
3K
DAVe3283
DAVe3283
O
hard starting at all times (losing pressure)
Replies
10
Views
2K
onebaddmaxxx
O
J
Steering Gear Question
Replies
1
Views
1K
davig
davig
E
Vibration/Noise coming from under truck
Replies
8
Views
3K
mackthehack
mackthehack
P
Coolant leak
Replies
24
Views
7K
x MadMAX DIESEL
x MadMAX DIESEL
DURAJETLLY
LLY: 05 LLY Fluctuating Temp gauge and coolant leak
Replies
8
Views
2K
DURAJETLLY
DURAJETLLY
MAXX IT OUT
Info: Porting stock exhaust manifolds and making up pipes
Replies
14
Views
3K
Cknight199
Cknight199
Mpsoldier
Lost...
Replies
24
Views
4K
1953drtelco
1953drtelco
C-DUB
MBRP 4" Turndown Kit
Replies
8
Views
3K
C-DUB
C-DUB
LLYSMOKE
Lly trans
Replies
2
Views
974
LLYSMOKE
LLYSMOKE
C-DUB
Thermal Tape?
Replies
6
Views
1K
C-DUB
C-DUB
jpowel29
Valve Relief Depth
Replies
1
Views
1K
S Phinney
S
H
Mishimoto Performance Radiator for Duramax.....?
Replies
13
Views
6K
SSchmi5519
SSchmi5519
H
LBZ: fuel rail pressure sensor .
Replies
0
Views
1K
HDLBZ
H
H
p0103 trouble shooting
Replies
1
Views
2K
HDLBZ
H
F
Cutting off the Muffler vs Magnaflow kit
Replies
4
Views
3K
PACougar
PACougar
Dudgy
Stock Boost sensor LBZ critical?
Replies
21
Views
6K
x MadMAX DIESEL
x MadMAX DIESEL
F
Fuel lines replacement. Need info on fuel lines above tank
Replies
3
Views
2K
MechanicalReign
MechanicalReign
Tano
01 lb7 transmission cooler
Replies
1
Views
1K
Tano
Tano
R
need direction
Replies
6
Views
2K
ryanelwood
R
martinup88
Egr valve sticking?
Replies
1
Views
1K
young582
young582
bonomax
LB7: 2003 batter cables which side are these for Passenger or driver?? see pictures.
Replies
4
Views
1K
bonomax
bonomax
Turbo Performance
ECM Connectors
Replies
13
Views
5K
catman3126
catman3126
Yellow Jacket
LLY cranking builds no rail pressure???
Replies
6
Views
3K
JoshH
JoshH
Yngdmax92
Searching too long
Replies
29
Views
3K
Big Chris
Big Chris
Vrabel
Head Gaskets
Replies
6
Views
2K
thunder550
thunder550
H
just three bolts???
Replies
50
Views
15K
cafryer
cafryer
sterlinLBZ
LBZ: Tap Shifter not working
Replies
9
Views
4K
sterlinLBZ
sterlinLBZ
R
white smoke
Replies
8
Views
2K
ranchand
R
Diesel_Addiction
LLY: Head Gasket Replacement.. What else to do while its apart?
Replies
38
Views
10K
ripmf666
ripmf666
eutsey04
Glow plug issue
Replies
18
Views
5K
Kappa9012
Kappa9012
lexa
Rotate transfer case on 180deg
Replies
13
Views
6K
heathgu
H
2
WCfab, HSP, Profab ??
Replies
18
Views
15K
Kappa9012
Kappa9012
diesel53
Removing pinion/yoke
Replies
7
Views
2K
Schwinn68
Schwinn68
plowboy_lbz
Oil in turbo pipe s475/stock
Replies
24
Views
9K
yellowchevy
Y
L
turbo question
Replies
6
Views
1K
L0B6Z
L
dmaxbowtie
Engine build thread
Replies
25
Views
5K
S Phinney
S
R_F_F
03 LB7 Starter freespins
Replies
22
Views
15K
whtlghtn49
W
diesel53
Ifs front gear removal help
Replies
3
Views
2K
redrob
R
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