Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
Chevy1925
LB7 no start 250psi fuel

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
kidturbo
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
3.8K
Threads
124
Messages
3.8K
PureHybrid
Oil prime

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
M
Truck takes forever to warm up
Replies
20
Views
9K
TheBac
TheBac
J
Dead Denali
Replies
2
Views
1K
zakkb787
zakkb787
frankenstien
LLY: Front output shaft seal leak issue
Replies
17
Views
4K
frankenstien
frankenstien
W
I hate morons, need an opinion
Replies
7
Views
1K
Wikked00Hawk516
W
Jacob tomlinson
LB7: Whats going on??
Replies
2
Views
959
Jacob tomlinson
Jacob tomlinson
monster50iii
Lets talk air filters quick - BANKS synthetic filter?
Replies
1
Views
1K
2004LB7
2004LB7
C
LMM: LMM questions
Replies
1
Views
1K
ZeroGravity58
ZeroGravity58
Jacob tomlinson
LB7: Injector issues
Replies
6
Views
985
Jacob tomlinson
Jacob tomlinson
U
L5p P20EE
Replies
32
Views
13K
Chevy1925
Chevy1925
cjb2283
Threw P2020 Code
Replies
4
Views
2K
cjb2283
cjb2283
F
LB7: Block Heater Failures
Replies
1
Views
823
DAVe3283
DAVe3283
Jacob tomlinson
Lb7 injector replacement
Replies
9
Views
1K
Brent@LDS
Brent@LDS
MidnightLB7
LB7: New to LB7s
Replies
27
Views
3K
zakkb787
zakkb787
A
Low Fuel Rail Pressure
Replies
22
Views
2K
torqued2dmax
torqued2dmax
DetailsUnlimited
LBZ: Looking for a replacement vavle cover bolts.
Replies
0
Views
1K
DetailsUnlimited
DetailsUnlimited
ikeG
LML P125A etc harness rub thru
Replies
8
Views
4K
Ron Nielson
R
bigmackmiller
EFILive Cigarette Knob
Replies
15
Views
2K
clrussell
clrussell
J
LBZ: Strange sound before truck warms up
Replies
22
Views
3K
2004LB7
2004LB7
x MadMAX DIESEL
Nitro gear
Replies
4
Views
2K
x MadMAX DIESEL
x MadMAX DIESEL
cdbright
LML white smoke
Replies
21
Views
12K
NC-smokinlmm
NC-smokinlmm
durawhore
Wanting to switch up
Replies
23
Views
3K
nmband13
nmband13
Parker_
LLY: Coolant and oil issue
Replies
4
Views
1K
Dozerboy
Dozerboy
B
VIN 2 LBZ fuel issue
Replies
7
Views
2K
BD_F
B
7
Pressure for lift pump?
Replies
2
Views
3K
Burn Down
Burn Down
dirtymax36
LLY: Looking for advice with twin turbo kit build s300/s400
Replies
44
Views
8K
dirtymax36
dirtymax36
dordtrecht5
Under the knife
Replies
10
Views
1K
dordtrecht5
dordtrecht5
J
High rail pressure and injector wear
Replies
2
Views
899
Dozerboy
Dozerboy
Philv
Injectors yay!!!!!
Replies
32
Views
3K
Philv
Philv
S
1093 problems
Replies
2
Views
881
ikeG
ikeG
Yngdmax92
Lml no start issues
Replies
9
Views
2K
LBZ
LBZ
Kspen90
Spun main bearing
Replies
11
Views
3K
DAVe3283
DAVe3283
Ne-max
Rudys Up-pipe Warning
Replies
21
Views
5K
Ne-max
Ne-max
S
LML Turbo Replacement
Replies
22
Views
7K
SheeB
S
bigmackmiller
LB7: S&B to s3xx
Replies
5
Views
948
bigmackmiller
bigmackmiller
Michigan_LMM
Transfer case issue
Replies
3
Views
2K
jlawles2
J
Idahodmax
Fully deleted lmm smoke at idle
Replies
46
Views
12K
monster50iii
monster50iii
D
Lb7 going crazy electrical ecm? Bcm?
Replies
21
Views
5K
Columbus450
Columbus450
CarolinaHD
Fuel line quick connector replacements
Replies
11
Views
7K
CarolinaHD
CarolinaHD
JUGGERNAUTforCHRIST
MBRP muffler
Replies
4
Views
3K
JUGGERNAUTforCHRIST
JUGGERNAUTforCHRIST
L
Head Gasket Help
Replies
13
Views
2K
torqued2dmax
torqued2dmax
C
Lml falling on it's face and code p046c
Replies
5
Views
3K
Chevytrucks94
C
5
LML hole in the block, LMM short block swap?
Replies
13
Views
3K
57ringo
5
D
turbo cfm
Replies
7
Views
2K
Deny
D
MAXX IT OUT
L5P Injectors
Replies
19
Views
9K
SSchmi5519
SSchmi5519
S
LML LML HSP Twins
Replies
2
Views
1K
S Phinney
S
V
LBZ: Turbo Swap
Replies
2
Views
1K
Dozerboy
Dozerboy
kubitza123
Will a LML long block work in a 2008??
Replies
4
Views
527
kubitza123
kubitza123
dirtymax36
LLY: LLY Cab+Chassis fuel tank issues
Replies
11
Views
2K
dirtymax36
dirtymax36
Nathan.
Stock air box block off?
Replies
3
Views
493
Nathan.
Nathan.
CarolinaHD
Where to order rebuild parts
Replies
9
Views
2K
rcr1978
rcr1978
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