Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
2004LB7
Crank NO Start 2002 2500HD LB7

LLY New

1.3K
17.4K
Threads
1.3K
Messages
17.4K
kidturbo
LLY Ficm

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
TheBac
WEIRD SHAKES AT IDLE???

LMM

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
2004LB7
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

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 New

397
2.3K
Threads
397
Messages
2.3K
gmc502
2016 alternator 2 pin connector P/N

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 New

653
10.7K
Threads
653
Messages
10.7K
1FastBrick
Which trans fluid ?

The Pharmacy

Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Baking83
Nitrous
K
LB7: LB7 Smokes at idle
Replies
9
Views
4K
Vrabel
Vrabel
SSchmi5519
Steve's Painfully Slow Turbo Install
Replies
81
Views
10K
Turbotug
Turbotug
dmaxvaz
Arp main stud torque sequence
Replies
10
Views
6K
Turbo Buick 6
Turbo Buick 6
DIESELMAFIAPER.LB7
LB7: Coolant hose hard but then went away?...
Replies
19
Views
3K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
coker6303
screeching sound from turbo
Replies
5
Views
4K
JoshH
JoshH
WolfLMM
Fuel return quick connect??
Replies
8
Views
2K
sweetdiesel
sweetdiesel
Mike_S
LB7: Clean power cap to save injectors
Replies
27
Views
5K
TheBac
TheBac
B
best exhaust system for lb7
Replies
25
Views
12K
JMDuramaxLB7
JMDuramaxLB7
M
Alternator ?
Replies
15
Views
9K
maxaholic
M
770JOHNNYW
Anybody used these???
Replies
9
Views
2K
Trippin
Trippin
L
think I'm getting an oil leak.
Replies
16
Views
5K
lotsofmiles
L
james13
LB7: 02 egr delete
Replies
2
Views
3K
maine04max
maine04max
C
no fuel pressure
Replies
11
Views
1K
cjohns05
C
01LB7
ABS light
Replies
9
Views
8K
01LB7
01LB7
C-Power
LB7: got my injectors out
Replies
14
Views
3K
C-Power
C-Power
TrentNell
Help: Need Help , ASAP, Rail pressure problem
Replies
158
Views
14K
TheBac
TheBac
x MadMAX DIESEL
Where can I buy one of these?
Replies
3
Views
1K
x MadMAX DIESEL
x MadMAX DIESEL
x MadMAX DIESEL
LBZ: Rods needed?
Replies
66
Views
9K
TrentNell
TrentNell
Lb7KID
Question: battary relocation??
Replies
8
Views
869
Lb7KID
Lb7KID
james13
wtb lb7 intake
Replies
3
Views
1K
james13
james13
wsmithduramax
(turbo flange) The Start of my future TWINS
Replies
21
Views
3K
wsmithduramax
wsmithduramax
JoshH
Parker/Racor 400 series filter head
Replies
0
Views
880
JoshH
JoshH
SHOTZY
Mild build won't run.
Replies
30
Views
3K
SHOTZY
SHOTZY
Mike_S
LB7: Aftermarket injector question
Replies
1
Views
2K
JOHNBOY
JOHNBOY
R
MAF Sensor Placement
Replies
13
Views
6K
rdohara
R
maine dmax
4202 intake
Replies
9
Views
2K
sweetdiesel
sweetdiesel
Bako_Dmax
How to read compressor maps
Replies
2
Views
2K
maine dmax
maine dmax
WolfLMM
LLY: low coolant
Replies
27
Views
8K
WolfLMM
WolfLMM
bullfrogjohnson
Building a High RPM Big Single Motor
Replies
2
Views
2K
JOHNBOY
JOHNBOY
J
LLY coolant after mud hole
Replies
16
Views
4K
rebel7777
rebel7777
privatejb
Question: Want to hear more turbo noise
Replies
15
Views
6K
Redbowties88
Redbowties88
duratothemax
turbo inlet questions
Replies
19
Views
6K
duratothemax
duratothemax
J
Opinions needed!
Replies
6
Views
1K
1chevy02
1chevy02
coldLBZ
Wix Allison Spin On
Replies
3
Views
2K
MadMaxx61
M
SHOTZY
Air in fuel system?
Replies
19
Views
3K
SHOTZY
SHOTZY
serpa4
Fan clutch hub thread size?
Replies
0
Views
1K
serpa4
serpa4
L
LBZ: Please help not sure if I need a New Turbo
Replies
14
Views
4K
custom8726
custom8726
02dirtymax
Video- Is this too much shaft play?
Replies
24
Views
4K
Brayden
Brayden
okierzr
LB7: Injector lines
Replies
8
Views
7K
05smoker
05smoker
camo-rider
LB7: HELP Timing Cover Seal
Replies
8
Views
4K
camo-rider
camo-rider
ZR1160
14mm Headstuds
Replies
42
Views
9K
Trippin
Trippin
B
IC Tube From IC To Turbo
Replies
4
Views
1K
bml2200
B
D-nAsTy-MaX
Stock LLY internals;What next for most HP?
Replies
86
Views
13K
hondarider552
hondarider552
dmaxfireman
building one possibly two motors...
Replies
43
Views
4K
dmaxfireman
dmaxfireman
Jeff P
cooler thermostat
Replies
1
Views
4K
LBZrcks
L
2
LB7: No coolant temp gauge and no ecm temp signal.
Replies
0
Views
1K
289stang
2
2
LB7: Overheating issue and no heater. Headgaskets?
Replies
1
Views
1K
Mike_S
Mike_S
jdlover1
LLY: 7.1L Stroker Build
Replies
18
Views
5K
SIKDMAX
SIKDMAX
T
fuel filters
Replies
6
Views
2K
PhilsLB7
P
jonathancasey19
LB7: Super Scoop Fitment?
Replies
1
Views
1K
jlawles2
J
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