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
Akdiesel
Thoughts on Spray
Replies
28
Views
2K
Akdiesel
Akdiesel
z79outlaw
LLY: Dry weep hole, low coolant?
Replies
8
Views
3K
z79outlaw
z79outlaw
james13
Help: hard starting lb7
Replies
24
Views
6K
wdino73
wdino73
TrentNell
s300 based mpi twins !
Replies
93
Views
15K
TrentNell
TrentNell
H
losing oil pressure
Replies
1
Views
863
LBZ
LBZ
H
LBZ: What parts for 800rwhp build???
Replies
14
Views
6K
heathgu
H
8
LB7: Fpr?
Replies
2
Views
1K
Burn Down
Burn Down
McRat
Top Secret Tuning Info:
Replies
88
Views
11K
racinmike77
racinmike77
durallymax
Threaded Frost plugs
Replies
3
Views
933
LBZ
LBZ
durallymax
S400 Bit the dust tonite
Replies
29
Views
5K
durallymax
durallymax
SSchmi5519
What size oil feed on S400?
Replies
13
Views
4K
hondarider552
hondarider552
JMK777
crank numbers
Replies
0
Views
776
JMK777
JMK777
MMLMM
Injector LPM
Replies
23
Views
6K
MMLMM
MMLMM
Lennart
Info: Easy part search !!
Replies
2
Views
1K
SIKDMAX
SIKDMAX
W
500-600hp limit
Replies
1
Views
1K
Redbowties88
Redbowties88
JMK777
300 Vs 400
Replies
4
Views
3K
JMK777
JMK777
rick67
dmax head gaskets
Replies
5
Views
1K
ripmf666
ripmf666
Lb7KID
LB7: Lb7 egr??
Replies
8
Views
1K
LBZrcks
L
dmaxvaz
s300 turbine wheel chioces
Replies
12
Views
4K
dmaxvaz
dmaxvaz
0
Bent tie rod?
Replies
4
Views
849
05DMAX1520
0
mudygmc
$1500 lbz
Replies
10
Views
2K
jdlover1
jdlover1
O
dpf delete kits
Replies
5
Views
2K
c55asleep
C
D
LB7: Cognito upper control arm kit
Replies
7
Views
5K
RENODMAX
RENODMAX
S
Big Difference
Replies
21
Views
4K
S Phinney
S
Gya0ma7ha
LB7: Low rail pressure
Replies
17
Views
9K
DIESELJEFF
D
serpa4
Dexcool percentage??
Replies
15
Views
4K
JD4440
JD4440
skintback
Aftermarket turbos don't seem to last
Replies
47
Views
8K
sweetdiesel
sweetdiesel
D
1093 code on 2002 lb7
Replies
20
Views
9K
DIESELJEFF
D
wdino73
Gasket Needed
Replies
4
Views
1K
wdino73
wdino73
dmax lb7
Help: Part # for federal belt
Replies
1
Views
1K
dmax lb7
dmax lb7
1chevy02
how to determine what year replacement injectors are
Replies
13
Views
6K
1chevy02
1chevy02
T
motor mount
Replies
1
Views
1K
ripmf666
ripmf666
Diesel Technology Source
  • Locked
Nitrous works bottle
Replies
0
Views
1K
Diesel Technology Source
Diesel Technology Source
G
Opinions on a potential problem.
Replies
4
Views
1K
GMC-ya!
G
Y
Spun bearing
Replies
7
Views
2K
duratothemax
duratothemax
sweetdiesel
Oil gallery plugs
Replies
30
Views
5K
skintback
skintback
R
LLY: My Custom oil & Trans Coolers
Replies
2
Views
2K
rdohara
R
rebel7777
LLY: Cryo Parts
Replies
2
Views
1K
rebel7777
rebel7777
B
LB7: Big head wastegate with ppe boost valve
Replies
0
Views
1K
bdavis03
B
W
Head limits?
Replies
5
Views
2K
TrentNell
TrentNell
Builtlngbd
How big of a shot
Replies
0
Views
1K
Builtlngbd
Builtlngbd
J
Fass fuel hose blew off??
Replies
11
Views
2K
racinmike77
racinmike77
sweetdiesel
Info: 01 belt config with duel cp3
Replies
3
Views
1K
dmaxlover
dmaxlover
R
LB7: Federal y bridge
Replies
1
Views
2K
RPM Motorsports
RPM Motorsports
Diesel Technology Source
P0093 Large leak detected
Replies
6
Views
1K
JMK777
JMK777
super38834
Help: Heads at machine shop what to do?
Replies
6
Views
1K
ripmf666
ripmf666
aggar
LBZ: Another Crack Victim
Replies
34
Views
4K
rgullett83
rgullett83
02dirtymax
Help - LB7 won't start after turbo swap
Replies
11
Views
4K
PhilsLB7
P
R
LLY: LLY Van Intake Y-bridge
Replies
8
Views
2K
jimdmax
jimdmax
K
Where to purchase replacement FICM?
Replies
13
Views
5K
eds04max
eds04max
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