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
Southtown
LB7: Wanting to put a stack?
Replies
14
Views
2K
indiana_jones
indiana_jones
WisconsinHick1
Planning on Removing Fuel Distribution Blocks
Replies
12
Views
2K
WisconsinHick1
WisconsinHick1
Drewwillman01lb7
Lb7 turbo whistle?
Replies
19
Views
4K
DIESEL1
D
R
LLM Turbo problem
Replies
1
Views
1K
x MadMAX DIESEL
x MadMAX DIESEL
Southtown
Help: Service engine soon
Replies
4
Views
1K
Southtown
Southtown
D
GPCM/IAH craps out twice on wake-up of motorhome?
Replies
0
Views
2K
dhschultz39
D
Jakemax04
Twin turbo gains
Replies
32
Views
5K
Benltr
B
michiganmax
Rebuilding your own injector?
Replies
5
Views
2K
THEFERMANATOR
THEFERMANATOR
D
Bleeding my ABS
Replies
3
Views
1K
MMLMM
MMLMM
rivergoer
Water pump?
Replies
7
Views
2K
rivergoer
rivergoer
02ilduramax
which pistons?
Replies
6
Views
1K
coldLBZ
coldLBZ
minerigger
LBZ: Small hardware
Replies
0
Views
749
minerigger
minerigger
WisconsinHick1
S475 Issue
Replies
1
Views
1K
duramaxzak
duramaxzak
D
alternate turbo oil feed
Replies
7
Views
3K
DIGGLER
D
THduramax
Wehrlie Stuff = Flawless
Replies
11
Views
2K
x MadMAX DIESEL
x MadMAX DIESEL
P
LMM: New Tunes/Exhaust - Now engine light on
Replies
2
Views
970
PDH_LMM
P
nmeyer414
will it fit
Replies
5
Views
1K
Dirtymaxx03
Dirtymaxx03
wsmithduramax
LB7: Fuel line spring clip
Replies
1
Views
1K
ikeG
ikeG
red1977
exhaust bolts size.
Replies
1
Views
4K
quinton
quinton
O
LMM: Blocker plate HELP!!!
Replies
13
Views
3K
714banshee380
714banshee380
KEVINL
LB7: Low Boost?
Replies
15
Views
5K
Dmax1548
D
Lparrill
Advice on atmospheric turbo
Replies
9
Views
2K
Lparrill
Lparrill
06dmax
Flywheel/flexplate
Replies
13
Views
1K
x MadMAX DIESEL
x MadMAX DIESEL
2001-GMC-LB7
Turbo Noise
Replies
22
Views
8K
2001-GMC-LB7
2001-GMC-LB7
Ne-max
150gph fuel filter
Replies
0
Views
896
Ne-max
Ne-max
jacobdewey
Using LB7 parts on LLY??
Replies
13
Views
7K
Burn Down
Burn Down
M
Sump gasket failure
Replies
0
Views
702
madmax02
M
MattMcF
DPF Light on.
Replies
29
Views
4K
MattMcF
MattMcF
D
I've got a Tink Tink!
Replies
13
Views
2K
Dmax1548
D
james13
LB7: harness question
Replies
5
Views
1K
james13
james13
red1977
wot popping noise?
Replies
10
Views
3K
red1977
red1977
mackthehack
BD turbine diverter valve
Replies
24
Views
5K
MAXX IT OUT
MAXX IT OUT
MAXX IT OUT
Info: Cat Part Numbers for Fass 150
Replies
11
Views
8K
MAXX IT OUT
MAXX IT OUT
B
LB7: no power
Replies
11
Views
3K
diesel53
diesel53
snowman
GT4294 billet wheel??
Replies
4
Views
2K
snowman
snowman
B
A Little Problem
Replies
0
Views
952
booster01
B
black07
Anybody know where I can get one of these?
Replies
1
Views
1K
Brent@LDS
Brent@LDS
Night rider 22
Sluggish lb7
Replies
8
Views
3K
Night rider 22
Night rider 22
pornstar dancin
Lmm not starting!
Replies
22
Views
3K
2001-GMC-LB7
2001-GMC-LB7
michiganmax
  • Locked
Does this sound like injectors
Replies
3
Views
1K
Kat
Kat
bsearless
Exhaust manifold mounts
Replies
10
Views
1K
hondarider552
hondarider552
Z
Help
Replies
12
Views
2K
messejme
messejme
N
loose prime in 30 seconds?
Replies
1
Views
1K
onebaddmaxxx
O
DIESELMAFIAPER.LB7
lly injector issue
Replies
11
Views
11K
jkholder09
J
mathew.gorecki
Intake
Replies
4
Views
1K
LWATSON
LWATSON
05duri720
No power steering/ brakes
Replies
7
Views
2K
bsearless
bsearless
C
LB7 Help! No Start After...
Replies
11
Views
3K
bsearless
bsearless
OnixMax
Stripped valve cover bolts
Replies
13
Views
8K
bsearless
bsearless
A
Recommend a lift pump
Replies
13
Views
3K
BLKLMM
BLKLMM
M
Towing MPG?
Replies
16
Views
3K
magnethead494
M
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