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
Eisenhartdiesel
Need Tuning Help!
Replies
5
Views
2K
cuminstrkmydmax
cuminstrkmydmax
C
3 plugs on the transfer case?
Replies
3
Views
2K
CHYKYNLIPS
C
turk walker
RDL Castflow manifolds and Upipes
Replies
28
Views
5K
jonathancasey19
jonathancasey19
Iceman56
MPI Air filter
Replies
16
Views
4K
Iceman56
Iceman56
REDHOSS02
LB7: surge!
Replies
15
Views
4K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
770JOHNNYW
Almost there!!!
Replies
8
Views
2K
770JOHNNYW
770JOHNNYW
sddmax
Question: LB7 cp3 problems
Replies
8
Views
2K
sddmax
sddmax
03dmaxin
need good ideas for pistons to be cut
Replies
4
Views
1K
SIKDMAX
SIKDMAX
MMLMM
What wheels with these Slicks...
Replies
7
Views
1K
The Neens
The Neens
DIESELMAFIAPER.LB7
Help: anyone else had this problem before?
Replies
14
Views
1K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
J
Help: Engine Retarded
Replies
7
Views
1K
Jimmy
J
Chevy1925
Screamin Diesel Performance
Replies
36
Views
6K
JShe8918
J
Specialized89
Fuel pressure regulator/Surginf idle
Replies
11
Views
2K
mplteddy
mplteddy
skintback
Regulator questions
Replies
3
Views
794
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
03dmaxin
big head wastegate
Replies
7
Views
4K
03dmaxin
03dmaxin
RENODMAX
anyone rebuild IHI's?
Replies
17
Views
4K
crazylb7
crazylb7
Linden
Extended cranking now no start
Replies
6
Views
1K
mplteddy
mplteddy
5LTREATR
Engine Oil
Replies
7
Views
2K
Builtlngbd
Builtlngbd
C
Does the rear diff use a friction modifier?
Replies
13
Views
5K
Heath
H
Redbowties88
LBZ reg+ ported fitting
Replies
21
Views
4K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
RENODMAX
Anyone know IHI specs?
Replies
3
Views
2K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
REDHOSS02
Labor rates!
Replies
25
Views
17K
REDHOSS02
REDHOSS02
C
Question: Replace tranny fluid with syn 5w30 in T-case
Replies
9
Views
2K
05' Ditry Duramax
05' Ditry Duramax
B
D-max shops in NH MA CT ?
Replies
5
Views
3K
GMC_2002_Dmax
GMC_2002_Dmax
kyle
ticking noise
Replies
3
Views
2K
kyle
kyle
C
LBZ: Cam reluctor
Replies
0
Views
1K
Cougar281
C
C
Motor swap - parts/Supplies
Replies
5
Views
951
sweetdiesel
sweetdiesel
paint94979
Penetrating Oil
Replies
20
Views
5K
Dozerboy
Dozerboy
D
LB7: Machine an injector hole?
Replies
8
Views
2K
duramax-rob
D
dmaxfireman
LBZ ported FPR
Replies
8
Views
2K
juddski88
juddski88
wdino73
CP3 Rubber Line ????
Replies
5
Views
1K
sweetdiesel
sweetdiesel
THEFERMANATOR
Cp3 where to buy?
Replies
8
Views
2K
THEFERMANATOR
THEFERMANATOR
Iceman56
AC Freon??
Replies
9
Views
12K
SIKDMAX
SIKDMAX
B
Need part # for Fuel Sending unit LB7
Replies
8
Views
4K
wsmithduramax
wsmithduramax
wes06dmax
Phat Bastard turbo
Replies
8
Views
3K
bullfrogjohnson
bullfrogjohnson
TheBac
Cylinder honing
Replies
3
Views
3K
emiller3
emiller3
maine dmax
mass air flow sensor location?
Replies
1
Views
2K
bullfrogjohnson
bullfrogjohnson
Woodster
MITUSA on LBZ
Replies
9
Views
4K
Woodster
Woodster
DIESELMAFIAPER.LB7
anyone else have a hard time getting there oil return line to not leak
Replies
28
Views
3K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
steakman
Why should I do a complete EGR Cooler Delete.?
Replies
8
Views
5K
lotsofmiles
L
B
LBZ Injector Return Line Clip
Replies
12
Views
4K
vet250nov
V
aggar
Help: LBZ randomly Shutting down
Replies
14
Views
2K
aggar
aggar
x MadMAX DIESEL
LBZ: Rail Pressure
Replies
10
Views
3K
x MadMAX DIESEL
x MadMAX DIESEL
Vrabel
Oil Line
Replies
6
Views
2K
maine04max
maine04max
WTF
what do ya think
Replies
4
Views
1K
05' Ditry Duramax
05' Ditry Duramax
Righteyeblind
Vnt in lb7
Replies
6
Views
2K
Righteyeblind
Righteyeblind
delong_1
headgasket info needed
Replies
9
Views
1K
delong_1
delong_1
bonescarolfi
Home made IHI/S475 twins
Replies
34
Views
7K
sddmax
sddmax
aggar
LBZ: Still Randomly shutting down
Replies
4
Views
2K
aggar
aggar
T
EGR Cooler
Replies
0
Views
1K
TNRGreene
T
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