Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
Bdsankey
Sac 65

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
TheBac
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
OleBlackyLBZ
Is this Normal?
Replies
39
Views
3K
Chevy1925
Chevy1925
ZeroGravity58
Billet Injector hold downs???
Replies
6
Views
830
ZeroGravity58
ZeroGravity58
F
losing prime
Replies
6
Views
855
Bdsankey
Bdsankey
P
2003 duramax lb7 p0089 help
Replies
17
Views
9K
N2BRK
N2BRK
N
2021 duramax exhaust
Replies
5
Views
807
darkness
darkness
T
LLY P0089
Replies
3
Views
921
Ron Nielson
R
Graden56
Cranks for 2 seconds and then quits
Replies
39
Views
2K
TheBac
TheBac
M
02 lb7 eating ficm
Replies
2
Views
448
mamumtsllc
M
akuz
Leaking cp3 pump - Mostly stock truck should i go with a stock unit?
Replies
7
Views
836
akuz
akuz
496 BB
Water pump brands
Replies
2
Views
448
Bdsankey
Bdsankey
DIESELMAFIAPER.LB7
Odd no start issue
Replies
3
Views
515
akuz
akuz
JDPlowboy
15.5+ fan shrouds.
Replies
3
Views
799
ikeG
ikeG
Alancruz69
Won't start
Replies
1
Views
469
036.6turbo
036.6turbo
HDdave
2016 4x4 will grind and clunk/ not engage
Replies
8
Views
847
HDdave
HDdave
0
03 chevy 2500 duramax
Replies
1
Views
373
2004LB7
2004LB7
L
HP TUNERS
Replies
1
Views
493
2004LB7
2004LB7
Lennart
  • Poll
LBZ turbo with 7+7 65mm compressor
Replies
3
Views
699
Lennart
Lennart
F
dpf
Replies
6
Views
747
NC-smokinlmm
NC-smokinlmm
Tothemax
Mahle motorsports pistons hit lml crank
Replies
26
Views
3K
ikeG
ikeG
K
2008 gmc 6.6 died, no start
Replies
5
Views
428
2004LB7
2004LB7
pornstar dancin
LB7: LB7 clear upper valve covers
Replies
6
Views
697
2004LB7
2004LB7
B
LB7 stand alone harness questions
Replies
19
Views
2K
THEFERMANATOR
THEFERMANATOR
660catman
coolant loss
Replies
14
Views
1K
SheeB
S
S
deleted 2013 LML worth returning to Stock?
Replies
15
Views
2K
LBZ
LBZ
darkness
Rail pressure climbs while coasting.
Replies
7
Views
976
darkness
darkness
J
Lb7 fuel leak on passenger side
Replies
34
Views
5K
JudeH
J
E
No start Lly
Replies
7
Views
1K
Edv2003
E
john.firth.161
Should invest in replacing cracked head
Replies
13
Views
1K
john.firth.161
john.firth.161
G
LB7 oil pump conundrum.
Replies
9
Views
2K
GMCSLEHD
G
P
LBZ Squeal Under Hood next to Firewall
Replies
4
Views
1K
LBZ
LBZ
A
Turbo Replacement
Replies
3
Views
803
ArdyC
A
Cajunaman
water pump
Replies
5
Views
1K
MarkBroviak
MarkBroviak
J
Clicking noise when take foot off gas
Replies
16
Views
2K
J-Rad
J
07SilveradoHD
HELP No Shift Indicator Line, No Crank No Start
Replies
25
Views
14K
drobin
D
F
ARP head studs and building coolant pressure
Replies
19
Views
1K
Chevy1925
Chevy1925
B
Don't know where to go
Replies
2
Views
590
2004LB7
2004LB7
0
Time for injectors stock or 30 overs?
Replies
17
Views
1K
TheBac
TheBac
7
LB7: SAC 45 injectors installed
Replies
4
Views
2K
77cruiser
7
B
Need help
Replies
5
Views
672
Boudreaulb7
B
Harshman
EGR
Replies
2
Views
644
TheBac
TheBac
Lil LB7
lb7 swap need help
Replies
6
Views
2K
strongsperformance
strongsperformance
F
LMM engine wiring harness to chassis wiring harness connector views
Replies
1
Views
2K
Ron Nielson
R
T
Don’t know where this plug goes?
Replies
12
Views
972
Tunamaxx
T
R
DPF damage
Replies
14
Views
2K
rickr2007
R
B
Help 2015 duramax no crank no start!
Replies
4
Views
2K
Ron Nielson
R
Yngdmax92
lbz van thermostat conversion
Replies
7
Views
1K
Nate’s Dmax
Nate’s Dmax
B
New injectors ran great no cluster all of a sudden.
Replies
2
Views
596
TheBac
TheBac
Yngdmax92
2015 lml dual tank
Replies
6
Views
2K
Yngdmax92
Yngdmax92
OleBlackyLBZ
Best compound set-up for 900+ hp
Replies
6
Views
1K
moparkxracer
moparkxracer
Vmyrhaug
Help! Lb7 electrical problem
Replies
5
Views
1K
Vmyrhaug
Vmyrhaug
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