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
Chevy1925
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
Chevy1925
LB7 injector knock
Replies
23
Views
10K
Chevy1925
Chevy1925
moparkxracer
Gtx4202/gt5541 compounds
Replies
37
Views
6K
moparkxracer
moparkxracer
A
Def fluid issues
Replies
3
Views
2K
onebaddmaxxx
O
Vrabel
Whining sound
Replies
3
Views
1K
NC-smokinlmm
NC-smokinlmm
TheBac
Weld-on shock mounts
Replies
24
Views
5K
yellowchevy
Y
andy-stevenson
Brakes
Replies
7
Views
2K
Combine Pilot
Combine Pilot
Duramaxduner
Looking for an LLY
Replies
0
Views
1K
Duramaxduner
Duramaxduner
S
Valve adjustment moving air question.
Replies
7
Views
2K
S Phinney
S
M
04 LB7 headstuds retorque or not ??
Replies
15
Views
4K
mike diesel
mike diesel
M
LB7: New here and need help/info PLEASE
Replies
1
Views
881
merlot
M
NinjaMax
signs of a failing cp3?
Replies
15
Views
24K
Burn Down
Burn Down
M
headstuds and gaskets still pressure in cooling ,..HELP
Replies
10
Views
3K
merlot
M
M
LB7: injector cups Loctite where specifically ??
Replies
13
Views
11K
merlot
M
diesel53
LB7: Y bridge recommendations on a max effort stock turbo
Replies
28
Views
6K
RickDLance
R
M
2015 vs 2012 exhaust
Replies
7
Views
3K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
DetailsUnlimited
Like to hear everyone's thoughts on water meth kits on the LML?
Replies
0
Views
1K
DetailsUnlimited
DetailsUnlimited
B
Head Gasket Job
Replies
94
Views
18K
JDT4430
JDT4430
2
What front locker & gears for 2.5 truck
Replies
36
Views
5K
quinton
quinton
A
Aftermarket balancer or stocker
Replies
7
Views
2K
Andrew
Andrew
Robby Avery
LB7: IHI project turbo
Replies
0
Views
2K
Robby Avery
Robby Avery
BLACKMAX1
High fuel rail pressure?
Replies
4
Views
2K
BLACKMAX1
BLACKMAX1
JoshH
Replacement for quick connect plastic intercooler pipe
Replies
2
Views
1K
DetailsUnlimited
DetailsUnlimited
07metallicgreen
dual fueler leak
Replies
10
Views
2K
07metallicgreen
07metallicgreen
kirkland
up pipe gaskets? down pipe
Replies
1
Views
1K
kirkland
kirkland
OregonDMAX
LB7: lots of smoke and burning oil
Replies
72
Views
10K
OregonDMAX
OregonDMAX
TexasRob
Filter head rebuild.
Replies
17
Views
6K
2003Duramaxlb7
2
C
Brake lines
Replies
1
Views
1K
Texas Chevy
Texas Chevy
0
LBZ: need help please
Replies
2
Views
1K
Andrew
Andrew
B
Coolant leak at oil cooler
Replies
12
Views
3K
Bluedodge
B
B
Found My Oil Leak
Replies
9
Views
2K
Bluedodge
B
dirty_max
will an lbz fpr help me very much?
Replies
25
Views
4K
PureHybrid
PureHybrid
W
Question: Filter head
Replies
11
Views
3K
Yellow Jacket
Yellow Jacket
pornstar dancin
LMM: Dpf and egr deletes
Replies
7
Views
2K
catman3126
catman3126
dirtydmax
LB7: lb7 475/stock low boost issue
Replies
53
Views
6K
dirtydmax
dirtydmax
DieselDummy
Lbz nozzles
Replies
1
Views
1K
mike diesel
mike diesel
S
Freeze Plugs
Replies
6
Views
4K
SAVAGE77
S
WisconsinHick1
LB7: Stumped
Replies
9
Views
2K
WisconsinHick1
WisconsinHick1
messejme
In need of a drivers seat
Replies
7
Views
1K
catman3126
catman3126
S
LLY: Possible Injector Knock
Replies
4
Views
1K
cdprayor
cdprayor
A
LB7: Airdogll pushes to much fuel
Replies
4
Views
1K
Ne-max
Ne-max
B
LB7: 03 no start
Replies
19
Views
3K
butch2000
B
Twan
Rail pressure
Replies
5
Views
1K
catman3126
catman3126
B
LB7: over boost code
Replies
7
Views
2K
THEFERMANATOR
THEFERMANATOR
M
Fuel Pump Relay & Kill Switch?
Replies
13
Views
18K
THEFERMANATOR
THEFERMANATOR
Duramax52513
Should I be worried?
Replies
8
Views
2K
andy-stevenson
andy-stevenson
lexa
Shavings in oil cooler
Replies
3
Views
1K
lexa
lexa
J_Stone06
Ticking sound
Replies
26
Views
8K
MACKIN
MACKIN
farmtrucklb7
LB7: Weird fuel issue, defeated...
Replies
4
Views
1K
LWATSON
LWATSON
CompDmax
Air Dog 150 just quit
Replies
4
Views
1K
TheBac
TheBac
S
F@#$n injector cup..
Replies
33
Views
7K
SAVAGE77
S
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