Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
Chevy1925
LB7 no start 250psi fuel

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
kidturbo
LLY Ficm

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
1FastBrick
Truck wont rev much past 2k rpm no codes

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

652
8.4K
Threads
652
Messages
8.4K
F
Got a couple of cylinder contribution codes

L5P New

124
3.8K
Threads
124
Messages
3.8K
2004LB7
Oil prime

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
J
White smoke from tailpipe after idle
Replies
25
Views
3K
johnrburke2
J
Bdsankey
Nitrous: NXD4000 - Nozzle Installation
Replies
16
Views
6K
Bdsankey
Bdsankey
Lethal_diesel_lb7
LB7: Leak
Replies
0
Views
568
Lethal_diesel_lb7
Lethal_diesel_lb7
Capt. Jim
Coolant disappearing...but where is it going?
Replies
5
Views
2K
Capt. Jim
Capt. Jim
D
DPF back exhaust installed, sounds same as stock
Replies
22
Views
8K
DreksDmax
D
D
LLY turbo& CEL
Replies
3
Views
732
Dkatubi06
D
LB7_01DURAMAX
Rear End Problems!!!!!!!
Replies
3
Views
1K
LB7_01DURAMAX
LB7_01DURAMAX
M
Dash and CTS shutdown?
Replies
2
Views
701
mechman3
M
M
Filter sensor needed??
Replies
3
Views
603
JoshH
JoshH
brokesmoker
LLY: Help Lly p0016
Replies
31
Views
4K
Bdsankey
Bdsankey
D
Stock air box vs CAI
Replies
14
Views
1K
rcr1978
rcr1978
M
Blown Turbo?
Replies
2
Views
1K
MADD*MAX
M
V
Lower Valve rocker boxes
Replies
3
Views
595
valleyduramax
V
cjb2283
Friends 2019 and Regens
Replies
8
Views
2K
NC-smokinlmm
NC-smokinlmm
R
Dmaxstore 700hp con rods?
Replies
1
Views
657
Mikey
Mikey
OregonDMAX
HELP: oil cooler elbow removal
Replies
28
Views
16K
ikeG
ikeG
redws6rocket
S475 over vgt oil feed question
Replies
0
Views
629
redws6rocket
redws6rocket
D
Bad fuel sending unit?
Replies
11
Views
2K
zakkb787
zakkb787
DuramxMan
Drivers Motor Mount
Replies
22
Views
3K
JAG91761
JAG91761
Capt. Jim
JP4 Jet Fuel use?
Replies
19
Views
4K
torqued2dmax
torqued2dmax
FROGMAN524
Flo Pro 95220
Replies
8
Views
6K
JoshH
JoshH
M.A.M.
Large lift pump suggestions?
Replies
30
Views
7K
malibu795
malibu795
D
LLY: LLY coolant weep from water pump area
Replies
6
Views
655
DAKOTAKIDD
D
gmduramax
2012 LML no start issue
Replies
15
Views
2K
gmduramax
gmduramax
N
Hung Injector??
Replies
13
Views
1K
nwodiesel
N
cjb2283
LML Battery Question
Replies
11
Views
4K
JoshH
JoshH
B
LML crank no start
Replies
0
Views
664
B1 596
B
davig
coolant leak and idk where.
Replies
32
Views
3K
Kuzz
Kuzz
MAXX IT OUT
LB7: Glow plug Controller???
Replies
11
Views
4K
zakkb787
zakkb787
O
Injector bolts disaster
Replies
13
Views
3K
Oaxaca
O
wilsondiesel
VP Diesel Race Fuel?
Replies
24
Views
8K
MarkBroviak
MarkBroviak
DIESELMAFIAPER.LB7
Sac injectors
Replies
15
Views
3K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
Diesel_guy86
VGT compounds
Replies
22
Views
8K
Robby Avery
Robby Avery
stibuilder
Why are compounds good for towing?
Replies
33
Views
7K
fl0w3n
fl0w3n
J
Trouble - EGR Cooler, EGR Vale and DEF HEater
Replies
8
Views
1K
juddski88
juddski88
2
Thoughts about My 01 Lb7 Longevity
Replies
35
Views
13K
2012 LML Duramax Diesel
2
LBZ
Airdog Motors
Replies
16
Views
7K
KRODMAX/KS
KRODMAX/KS
kidturbo
Mechanical Oil Pressure Adapter
Replies
2
Views
2K
Ne-max
Ne-max
Henry95
LLY: Stuck open injector?
Replies
8
Views
2K
Henry95
Henry95
H
Filter head rebuild or replace
Replies
8
Views
7K
2004LB7
2004LB7
R
Front axle seal leak
Replies
7
Views
2K
rshunter
R
O
LMM Glowplug Module
Replies
3
Views
668
Oaxaca
O
C
LB7: Power lose and sputtering when up to temp and flooring it
Replies
16
Views
1K
Clappeddirtybaggin511-LB7
C
JAG91761
LLY Thermostat housing Bolts
Replies
26
Views
3K
JAG91761
JAG91761
b.d.keathley
Raw fuel smell through ac vents
Replies
9
Views
2K
Robby Avery
Robby Avery
J
LMM: New injector and still smoking/over fueling P0304
Replies
7
Views
2K
Ron Nielson
R
pornstar dancin
LB7: Sensor identification
Replies
2
Views
800
pornstar dancin
pornstar dancin
DefiantArms
LLY: Noise/vibe in reverse
Replies
4
Views
1K
DefiantArms
DefiantArms
L
LB7: Should I be scared to buy an LB7
Replies
39
Views
7K
zakkb787
zakkb787
H
Injectors + head gaskets
Replies
14
Views
3K
Bdsankey
Bdsankey
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