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
TheBac
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
W
LMM: Oil life monitor operation
Replies
0
Views
2K
White Knight
W
coker6303
6.7 Cummins rail plug problem
Replies
6
Views
2K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
P
what year intercoolers are the same?
Replies
4
Views
1K
TeaBagger2006
TeaBagger2006
ktroyer
water pump leaking oil
Replies
1
Views
4K
quadracer37
quadracer37
06dmax
LBZ egr delete
Replies
1
Views
2K
ripmf666
ripmf666
Hole Shot
LLY acting up
Replies
5
Views
2K
Hole Shot
Hole Shot
J
Do these trucks come with a Posi?
Replies
8
Views
3K
02greysixer
02greysixer
BLACKLBZ
Downpipe Paint
Replies
4
Views
1K
BLACKLBZ
BLACKLBZ
Slammed2007Lbz
Post Pics of SDP & EPR Twin & Trips kits
Replies
51
Views
13K
adeso
adeso
F
TIE RODS? help please
Replies
17
Views
5K
Duramax5
Duramax5
F
help finding a replacement bed
Replies
5
Views
2K
PAT
PAT
BUST'EM 504
Plactic tee on injector return line
Replies
2
Views
1K
tractor
tractor
02ilduramax
cheap engine
Replies
6
Views
1K
02ilduramax
02ilduramax
05greendmax
bad turbo seal?
Replies
11
Views
5K
05greendmax
05greendmax
DirtyDan91
LLY: In Need Of Injectors
Replies
7
Views
2K
DirtyDan91
DirtyDan91
xcablb7
Keeps throwing belt
Replies
24
Views
10K
Noreaster
Noreaster
rcr1978
Need some help with some GM options
Replies
4
Views
1K
rcr1978
rcr1978
rmallen30
Lbz stutter every once in a while?
Replies
7
Views
3K
rmallen30
rmallen30
coldLBZ
LBZ: Coolant Leak
Replies
17
Views
36K
JoshH
JoshH
coker6303
BD turbo pedestal valve for velocity
Replies
3
Views
1K
coker6303
coker6303
R
Duramax rebuild. problem with exhaust valves
Replies
14
Views
1K
rungesco
R
05dmaxdriver
LB7: machine shop
Replies
8
Views
2K
Mike_S
Mike_S
P
List of codes after EGR blocker install
Replies
11
Views
5K
JoshH
JoshH
aggar
Info: Need some height on the GMC
Replies
11
Views
2K
aggar
aggar
mamu
exhaust flow?
Replies
10
Views
2K
lotsofmiles
L
Cornell
LMM Vane Position Sensor
Replies
7
Views
5K
Cornell
Cornell
AubleAK
LB7: Fuel rail high pressure input problem
Replies
1
Views
1K
AubleAK
AubleAK
T
Question: LB7 Turbo
Replies
13
Views
3K
jheyob
jheyob
C
BatMoMax Wheel Install....???
Replies
1
Views
2K
Rick S
Rick S
B
LLY: Truck decided it didnt want to be fast anymore??? down 20psi
Replies
7
Views
2K
Mike_S
Mike_S
JustinD
Fuel filter housing
Replies
70
Views
20K
JustinD
JustinD
20chevy04
RPMs
Replies
6
Views
2K
jraymer
jraymer
Houser04lly
Turbo Howl
Replies
22
Views
7K
Houser04lly
Houser04lly
Just Pin It!!
Question on starting hard
Replies
19
Views
4K
Just Pin It!!
Just Pin It!!
P
LB7 injector line lilner?? fact or fiction
Replies
16
Views
5K
Bryce418
B
CrazyDaze
LB7: Crower or Carillo Rods?
Replies
11
Views
4K
ripmf666
ripmf666
delong_1
filter and pump info needed
Replies
8
Views
4K
-Shep-
-Shep-
02greysixer
Cp3 questions
Replies
10
Views
2K
Operator1
Operator1
Rhall
Cams DO make a difference
Replies
33
Views
5K
Tony Burkhard
Tony Burkhard
adrenaholc1
LBZ: car wash and turbo vane???
Replies
7
Views
2K
billygoat7c
billygoat7c
DieselDummy
LB7: DRL/ signals
Replies
3
Views
949
skidoosleds3
S
wdino73
A/C Condensor
Replies
1
Views
678
Slick
S
05greendmax
LLY: bad turbo?
Replies
10
Views
6K
05greendmax
05greendmax
D
Big Single Turbo/Large injectors=Injector Rattle??????
Replies
78
Views
15K
VeeAte
VeeAte
JustinD
LB7: New Industrial Injection silver bullet
Replies
222
Views
34K
jmaz268
jmaz268
rawwalk
EGR Cooler
Replies
0
Views
1K
rawwalk
rawwalk
kivetts04dmax
LLY to LBZ Intake Runners
Replies
17
Views
6K
TrentNell
TrentNell
PAT
Blown gasket
Replies
9
Views
2K
PAT
PAT
RichLMM
squeaky cp3?
Replies
1
Views
964
GMC_2002_Dmax
GMC_2002_Dmax
paint94979
Lift Pump Surging?
Replies
22
Views
5K
Dan@PPE
D
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