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
Yngdmax92
Worn valve bridges??????
Replies
4
Views
1K
Yngdmax92
Yngdmax92
TORCH
911 no start fuel leak
Replies
12
Views
1K
2004LB7
2004LB7
G
FTE resonator 4" exhaust
Replies
9
Views
8K
Ryno_55
R
Bdsankey
LLY: 05 Ex Cab-Short Box Rear Driveshaft Length
Replies
7
Views
2K
Bdsankey
Bdsankey
M
Quiet 4" exhaust
Replies
10
Views
8K
zakkb787
zakkb787
R
PPE Up-pipe and exhaust manifold install
Replies
3
Views
8K
2012 LML Duramax Diesel
2
Yngdmax92
Duramax muffler
Replies
1
Views
7K
2012 LML Duramax Diesel
2
V
LLY: Troubleshooting engine codes
Replies
1
Views
839
TheBac
TheBac
JustinD
Hotshot additive?
Replies
11
Views
16K
jbengfort
J
F
slow oil pressure
Replies
18
Views
5K
stibuilder
stibuilder
howard8448
Guidance
Replies
6
Views
1K
howard8448
howard8448
stibuilder
New truck L5P 3500 or F350?
Replies
16
Views
5K
1thackattack
1
BLACKMAX1
Airdog 150 died, what next
Replies
16
Views
7K
1TRIKHD
1TRIKHD
O
next step
Replies
6
Views
1K
ouellet5
O
DuramxMan
Motor Swap-No Start
Replies
7
Views
1K
DuramxMan
DuramxMan
T
LB7: Lb7 carnage again.....
Replies
11
Views
1K
tsd_billy
T
1
Brake light issues after LML hydro boost upgrade
Replies
10
Views
7K
19jake91
1
citadel
New sound on the truck
Replies
2
Views
838
citadel
citadel
F
LLY: Truck wont start?
Replies
5
Views
899
Trimox
T
JoshH
Fuel system downgrade
Replies
5
Views
875
JoshH
JoshH
wirewrangler
Another smoking LB7
Replies
12
Views
2K
wirewrangler
wirewrangler
M
LLY: P0670
Replies
2
Views
1K
mechman3
M
c5fourj
Driver side dipstick
Replies
11
Views
3K
zakkb787
zakkb787
6
New forum member and new LLY Owner have some questions
Replies
21
Views
2K
duramax on fire
duramax on fire
stibuilder
Boost Range
Replies
2
Views
1K
stibuilder
stibuilder
K
vane position sensor
Replies
4
Views
1K
Ne-max
Ne-max
bigmackmiller
LB7: Truck not charging need help
Replies
4
Views
770
bigmackmiller
bigmackmiller
kubitza123
Aux engine oil cooler? Anyone offer a kit?
Replies
15
Views
3K
gmduramax
gmduramax
DefiantArms
Stumped
Replies
23
Views
3K
DefiantArms
DefiantArms
superswamper003
Coolant loss -- headgaskets or EGR cooler?
Replies
57
Views
9K
WVRigrat05
WVRigrat05
R
2005 5500 Fuel code 1093 problem
Replies
2
Views
786
frankenstien
frankenstien
Jacob tomlinson
LB7: Transfer case grinding?
Replies
2
Views
2K
Chevy1925
Chevy1925
kubitza123
What all needs to be moved or changed to run a Wagler Street Intake Manifold??
Replies
3
Views
877
kubitza123
kubitza123
C
Injector install soon what else should I do
Replies
75
Views
10K
2004LB7
2004LB7
5
LLY rough idle
Replies
38
Views
5K
500hpduramally
5
mamu
p2149 and more
Replies
5
Views
4K
mamu
mamu
B
Question for anyone running a fuel cell
Replies
4
Views
912
boosted4life
B
Lowboost
LMM rail pressure issues
Replies
15
Views
3K
Lowboost
Lowboost
S
S475 over stock with egr
Replies
6
Views
1K
jwrkansas
J
Gutruk
LMM: Turbo vane position 0 to 100% on CTS2
Replies
2
Views
1K
Gutruk
Gutruk
stibuilder
Hazing @ idle with 30% over injectors
Replies
12
Views
3K
stibuilder
stibuilder
MAXX IT OUT
LB7: Upgraded injector fuel return lines
Replies
7
Views
1K
DAVe3283
DAVe3283
JoshH
Living that single life
Replies
21
Views
4K
zf>allison
zf>allison
R
cold air intake suggestions
Replies
4
Views
1K
Rfranklin0789
R
mopar440cu
2012 service manual
Replies
1
Views
956
48548
4
bigmackmiller
DPF Buyers
Replies
7
Views
6K
Chevy1925
Chevy1925
A
Part # for LML wire Harness Tcm back
Replies
0
Views
720
Androes07
A
S
LLY Inconsistent fuel pressure
Replies
12
Views
3K
Burn Down
Burn Down
duramax on fire
Ac problem fixed and maybe more????
Replies
25
Views
8K
duramax on fire
duramax on fire
A
Flo Pro vs. MBRP
Replies
16
Views
10K
AZlml
AZlml
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