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
shakenfake
Service Brake System message

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
Robby Avery
ARP's offered for manifolds and ped?????
Replies
10
Views
2K
hondarider552
hondarider552
D
LB7: Can you use glowplug compression test to locate lifted cup?
Replies
4
Views
2K
d-max joe
D
Janimal444
Twin turbo piping O-rings
Replies
2
Views
1K
PACougar
PACougar
Janimal444
Front end damage from drag racing
Replies
8
Views
2K
TROJAN366
TROJAN366
snowman
Rail pressure erratic??
Replies
3
Views
1K
snowman
snowman
x MadMAX DIESEL
Push luck fuel hose
Replies
6
Views
2K
x MadMAX DIESEL
x MadMAX DIESEL
Redbowties88
Problem after LB7 injector replacement.
Replies
3
Views
5K
THEFERMANATOR
THEFERMANATOR
FC5452
LML Supply Line Reroute
Replies
0
Views
1K
FC5452
FC5452
SparkZ03DMAX
Duramax Technician with V2 in NC?
Replies
15
Views
2K
dmax711
dmax711
Vrabel
Front Hub Nut
Replies
16
Views
3K
TheBac
TheBac
Redondo Beach Jeff
LMM: Help! I threw a "code 31"
Replies
3
Views
2K
Redondo Beach Jeff
Redondo Beach Jeff
V
LLY: DIY boost tubes
Replies
7
Views
2K
2006 LBZ
2
RichLMM
studs for pedestal?
Replies
11
Views
2K
hondarider552
hondarider552
T
MBRP Cool Duals sound better with a muffler delete pipe?
Replies
2
Views
1K
WI Huck
WI Huck
dracing70
Lly injectors into an lmm??
Replies
11
Views
2K
x MadMAX DIESEL
x MadMAX DIESEL
M
4WD not working?
Replies
0
Views
1K
msjdgman
M
Maricopaagent
LB7 intake suggestions
Replies
5
Views
1K
hondarider552
hondarider552
2003dmax6701
LLY EGR Delete
Replies
5
Views
2K
bmos37
B
S
LB7: Gasket leaks
Replies
21
Views
4K
ctrump90
ctrump90
MAXX IT OUT
diffrence in parts
Replies
4
Views
1K
dirty_max
dirty_max
x MadMAX DIESEL
Fuel test port removal.
Replies
21
Views
10K
Jackblack99
Jackblack99
dirty_max
LLY: ice pick fix?
Replies
5
Views
6K
dirty_max
dirty_max
05chevy
GTX turbos
Replies
81
Views
17K
CurtisEmery
CurtisEmery
elliottw
Recommended rear main seal install?
Replies
5
Views
5K
ripmf666
ripmf666
Kspen90
LB7: need opinions on what to do....
Replies
28
Views
3K
Kspen90
Kspen90
DieselDummy
Gm injector cleaner
Replies
44
Views
34K
DBUSHLB7
DBUSHLB7
A
LLY: please help!! wont stay running
Replies
13
Views
11K
dirty_max
dirty_max
davig
muffler inspection and emmissions question
Replies
1
Views
958
baggedLB7
baggedLB7
Fastorange
low coolent message 05 lly
Replies
8
Views
2K
SgtKilroy
SgtKilroy
Janimal444
Fuel leak from injector return line fittings
Replies
5
Views
11K
Janimal444
Janimal444
P
LBZ: Battery/ charging system?
Replies
3
Views
2K
Porno Joe
P
C
Airdog 165 died
Replies
6
Views
2K
05chevy3500
05chevy3500
E
Transfer Case Explosion
Replies
14
Views
7K
Erimikos
E
x MadMAX DIESEL
Exergy bad balance rates
Replies
97
Views
14K
MarkBroviak
MarkBroviak
P
Do bigger injectors effect DIC?
Replies
21
Views
3K
DAVe3283
DAVe3283
H
blankets/heat shield/ thermal efficiency
Replies
40
Views
6K
Bustedknuckles
Bustedknuckles
PACougar
LMM Stock Bottom End Limits
Replies
41
Views
15K
NC-smokinlmm
NC-smokinlmm
Chevy1925
Stocker upgrade or ???
Replies
55
Views
8K
mackthehack
mackthehack
Fasttoys450
Banks intake
Replies
11
Views
2K
Fasttoys450
Fasttoys450
L
LBZ: GT4094VNT - school me on this piece
Replies
10
Views
3K
boominator
boominator
White Duramax
LLY: No start, low rail pressure.
Replies
25
Views
23K
matty169
M
ryan415
EGR Delete?
Replies
1
Views
2K
SmithLBZ
S
dmtcm
  • Locked
Rude A%^ Ebay vendor!
Replies
204
Views
23K
JoshH
JoshH
kleinwild
LBZ: Looking for a bigger turbo.
Replies
7
Views
2K
jkholder09
J
Houser04lly
lly upper hpse hard
Replies
21
Views
2K
Houser04lly
Houser04lly
F
Nicked head gasket while trying to drop driver side head
Replies
5
Views
1K
DAVe3283
DAVe3283
MAXX IT OUT
Beated To Death
Replies
19
Views
3K
dmax07
dmax07
770JOHNNYW
Question: lmm wont start after build
Replies
39
Views
8K
txhippiefish
T
Combine Pilot
LLY: Engine bogs down after idling
Replies
6
Views
3K
AubleAK
AubleAK
N
random p234b code
Replies
3
Views
830
n20z28
N
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