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
dracing70
couple questions towing and mpg.
Replies
4
Views
1K
Mike
M
duramaxin14
Charger's
Replies
27
Views
3K
LarryJewell
LarryJewell
serpa4
Dex what?
Replies
13
Views
2K
MAXLLY
MAXLLY
sweetdiesel
drive pressure
Replies
57
Views
5K
Killerbee
Killerbee
dracing70
Turbo leak and ducting issues
Replies
10
Views
2K
LarryJewell
LarryJewell
McRat
Wrist Pin Dia:
Replies
10
Views
2K
McRat
McRat
Ben46a
Are LLY and LBZ injectors the same??
Replies
2
Views
2K
duratothemax
duratothemax
McRat
T/H or Not?
Replies
17
Views
3K
LBZ
LBZ
codyn
main studs
Replies
8
Views
1K
MAXLLY
MAXLLY
Killerbee
stock LLY turbo inlet
Replies
34
Views
9K
LarryJewell
LarryJewell
MAXLLY
guages in the cowl, 2 5/8" guages
Replies
7
Views
1K
MAXLLY
MAXLLY
bullfrogjohnson
Need Help!!!!!!!
Replies
6
Views
3K
LBZ
LBZ
Ben46a
71mm Htt S300?
Replies
6
Views
2K
Ben46a
Ben46a
LB7Diesel
Used Head Studs??
Replies
17
Views
2K
paint94979
paint94979
B
Political BS just like all the rest
Replies
27
Views
4K
TNRGreene
T
serpa4
Capacitor sizing???
Replies
13
Views
2K
Mike
M
SmokeShow
Duramax Stroker Questions...
Replies
20
Views
3K
LarryJewell
LarryJewell
M
GT42 on and Running
Replies
43
Views
4K
mick
M
walsh450mx21
mm3 ???
Replies
51
Views
7K
Killerbee
Killerbee
SmokeShow
Front Pass. Sqeak
Replies
5
Views
2K
SmokeShow
SmokeShow
Kat
Acc. Fuse ?
Replies
25
Views
4K
Kat
Kat
Lennart
3.42 gears available
Replies
9
Views
2K
Lennart
Lennart
JOHNBOY
ARP Main Stud side bolt kits
Replies
10
Views
2K
JOHNBOY
JOHNBOY
LarryJewell
Fender Scoop
Replies
21
Views
4K
duramaxin14
duramaxin14
McRat
Getting your used pistons ready:
Replies
1
Views
1K
McRat
McRat
jdlover1
4800 rev limit
Replies
2
Views
2K
jdlover1
jdlover1
MAXLLY
Dragstrip Traction, options?
Replies
17
Views
3K
MAXLLY
MAXLLY
jimdmax
ak5 ?
Replies
13
Views
2K
Mike
M
Kat
Anyone know where I can get one of these
Replies
5
Views
1K
Lennart
Lennart
sweetdiesel
head gaskets gone?
Replies
16
Views
3K
LBZ
LBZ
Turbotug
2nd CP3 parts Q
Replies
4
Views
1K
Rhall
Rhall
ecc_33
Engine
Replies
86
Views
10K
sweetdiesel
sweetdiesel
M
Drivers side motor mount
Replies
16
Views
8K
TxChristopher
T
MAXLLY
Free power for a drag truck?
Replies
20
Views
3K
duratothemax
duratothemax
McRat
Cracked Piston - Smoking Gun.
Replies
46
Views
7K
dieselson
dieselson
Kat
RPO Codes
Replies
4
Views
5K
sweetdiesel
sweetdiesel
zfuller123
Where do i find this wire??
Replies
13
Views
2K
MAXLLY
MAXLLY
codyn
where is a good place to get injectors?
Replies
5
Views
1K
codyn
codyn
codyn
have anyone tryed bigger injectors?
Replies
11
Views
2K
codyn
codyn
MaxFarmer
Intermittent T/H after Rebuild
Replies
18
Views
2K
MaxFarmer
MaxFarmer
T
Who makes a downpipe?
Replies
31
Views
5K
ecc_33
ecc_33
jdlover1
tuning for turbo question.
Replies
18
Views
3K
Sean8816
S
Kat
Nerf Bars?
Replies
15
Views
3K
dieselson
dieselson
D
The Oil Pump Gear is Left Hand Thread
Replies
0
Views
1K
dmaxextreme
D
B
Need LB7 help for a friend... CAM SENSOR!!!
Replies
3
Views
4K
BigWill_21
B
B
Thinking out loud???? Twins Questions.....
Replies
19
Views
3K
02freighttrain
02freighttrain
McRat
Hot time in the Old Town tonight!!
Replies
17
Views
3K
duratothemax
duratothemax
D
Crankpin deformed .020" at 11,000 mi.
Replies
11
Views
3K
MaxFarmer
MaxFarmer
M
ATS Aurora 5000
Replies
23
Views
7K
02freighttrain
02freighttrain
LB7Diesel
White Smoke Cold??
Replies
7
Views
3K
dieselson
dieselson
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