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
Bdsankey
WEIRD SHAKES AT IDLE???

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
Bdsankey
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
D
Life of an LBZ
Replies
2
Views
4K
GMC-ya!
G
RichLMM
VNT turbo remote oil feed line?
Replies
5
Views
2K
Dirtymaxx03
Dirtymaxx03
H
junk in the trunk
Replies
21
Views
3K
Hot COCOAL
H
N
Question: Does fuel filtration wind up filtering additives out?
Replies
1
Views
1K
JoshH
JoshH
D
Question: Hesitate and misfire while driving
Replies
12
Views
8K
blk smoke lb7
blk smoke lb7
Devon
Question: Need a right inner tierod(fabtech hd)
Replies
6
Views
996
Sledheadxp800r
S
T
LB7 Injector balance rate questions
Replies
11
Views
14K
cafryer
cafryer
Devon
Question: Testing lly injector return rates
Replies
2
Views
5K
ripmf666
ripmf666
0
LBZ: danville 72mm vvt or fleece 71.5mm cheetah
Replies
35
Views
12K
Hot COCOAL
H
Fhelm55
rough idle on LLY, not sure what is anymore.
Replies
13
Views
13K
Burn Down
Burn Down
adrenaholc1
Help: dead cheetah vvt blues
Replies
21
Views
3K
blk smoke lb7
blk smoke lb7
06dmax
drive pressure
Replies
40
Views
6K
adrenaholc1
adrenaholc1
duramatt05
help with lly injectors
Replies
17
Views
18K
1953drtelco
1953drtelco
R
GMC 2005 2500 HD 4X4 Duramax Diesel
Replies
0
Views
718
Randy
R
pcarter6
A/C works only on first start
Replies
0
Views
766
pcarter6
pcarter6
Vrabel
LB7: MAF Code
Replies
3
Views
2K
delong_1
delong_1
Combine Pilot
Allison 6sp: Transynd Prices
Replies
9
Views
3K
Slammed2007Lbz
Slammed2007Lbz
jmbcary44
dpf vs. new exhaust
Replies
11
Views
3K
jmbcary44
jmbcary44
05greendmax
LLY: heads are off
Replies
6
Views
2K
05greendmax
05greendmax
C
Part# reluctor wheel bolts
Replies
7
Views
5K
cole30
C
C
LBZ: Egr removal
Replies
45
Views
19K
Colt
C
S
Camshafts?
Replies
37
Views
6K
Dirtymaxx03
Dirtymaxx03
bigboytoy426
massive fuel leak/ low oil pressure
Replies
38
Views
6K
bigboytoy426
bigboytoy426
Yellow Jacket
LB7 bad knock???
Replies
20
Views
11K
LReiff
L
C
  • Locked
LMM: lmm dpf delete withut tuner
Replies
1
Views
1K
LBZrcks
L
BUST'EM 504
Pitman Arm Snapped!!!
Replies
41
Views
10K
curt
curt
JustinD
LB7: Second IHI in a month?
Replies
12
Views
2K
jmaz268
jmaz268
jmaz268
New Sump!!!
Replies
20
Views
3K
jmaz268
jmaz268
20chevy04
Lb7 help!!!
Replies
13
Views
3K
curt
curt
ZeroGravity58
My FICM relocation
Replies
28
Views
11K
blk smoke lb7
blk smoke lb7
D
P2228 Code
Replies
2
Views
4K
duc747
D
C
LBZ: Code p0403
Replies
0
Views
3K
crowbird90
C
straightpiperoar
Rear engine water leak
Replies
12
Views
7K
straightpiperoar
straightpiperoar
beanpole209
Fass problem
Replies
6
Views
1K
Colt
C
V
LLY: no start after shutdown
Replies
3
Views
2K
White Duramax
White Duramax
2
LB7: Front an rear main seal install tool.
Replies
3
Views
2K
2002 sierra
2
D
4x4 switch light on and says service 4wd now
Replies
3
Views
1K
DieselPowerful
D
Polaris7x
s366 question
Replies
51
Views
7K
Polaris7x
Polaris7x
T
LB7: Coolant Loss; any ideas?
Replies
6
Views
3K
ImpalaMax
I
C
LMM- ISS Part Number and bearing
Replies
2
Views
1K
Colt
C
L
Cat Fuel Filter to replace OEM
Replies
7
Views
3K
Colt
C
Too Many Projects
Help: Can't get ABS light to go out after 40's & 4.56's
Replies
0
Views
817
Too Many Projects
Too Many Projects
R
LLY: P0087, p1093 and two other codes. Need help!
Replies
2
Views
3K
RZRSharp
R
sdc05gmc2500hd
egr valve?
Replies
9
Views
14K
Blackcloud
B
hondarider552
1" T3 spacer??
Replies
53
Views
8K
blk smoke lb7
blk smoke lb7
K
LB7: Unknown sensor vacuum/pressure
Replies
9
Views
4K
kcabbie
K
TheBac
What filter head/filter?
Replies
18
Views
6K
Colt
C
Builtlngbd
Stock turbo mods?
Replies
24
Views
8K
zfuller123
zfuller123
Fhelm55
Help needed, stock tires rub on drivers side...
Replies
0
Views
728
Fhelm55
Fhelm55
J
EGT Readings
Replies
11
Views
3K
Harbin_22
Harbin_22
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