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
PureHybrid
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
stibuilder
Rust inside injectors?
Replies
8
Views
2K
stibuilder
stibuilder
R
2007 LBZ 6 mpg in town
Replies
22
Views
3K
Raines Iron Works
R
T
Lifts vs Leveling Axles vs Front Driveshaft
Replies
13
Views
2K
torqued2dmax
torqued2dmax
L
Fuel Supply Quick Connect Size?
Replies
2
Views
3K
Lt. DMAX
L
B
LB7: Lb7 w/ egr
Replies
1
Views
1K
TheBac
TheBac
Goss
LML Need Opinion
Replies
25
Views
5K
beach_33
beach_33
F
Low Fuel Rail Pressure Code
Replies
7
Views
1K
Feedback66
F
0
Lly or lbz turbo
Replies
28
Views
7K
05dmaxlly
0
B
Full Exhaust & PPEI Tune on LML, what's next?
Replies
12
Views
2K
Boostedrhino
B
P
My Duramax Build
Replies
78
Views
20K
Pat_the_mechanic
P
E
LBZ: ECL P0299 under boost
Replies
1
Views
2K
1SloLMM
1SloLMM
T
LB7: Carbon/Soot on Compressor Side of Turbo
Replies
1
Views
1K
DAVe3283
DAVe3283
K
LML Lgh van motor in lml truck help advice
Replies
5
Views
3K
kvw4x4
K
zakkb787
Piecing together an s400 kit
Replies
20
Views
5K
WisconsinHick1
WisconsinHick1
N2BRK
Any SWAG?
Replies
5
Views
1K
N2BRK
N2BRK
G
Lly to lbz fan and shroud???
Replies
4
Views
2K
Parker_
Parker_
Greghoo
diagnose needed
Replies
6
Views
1K
ty_LBZ
ty_LBZ
cdbright
5" dual exhast ??
Replies
8
Views
2K
catman3126
catman3126
torqued2dmax
Danville 72 vvt
Replies
11
Views
2K
torqued2dmax
torqued2dmax
zakkb787
Whistle/squealing sound after headgaskets
Replies
28
Views
3K
zakkb787
zakkb787
Wikid
Ideal lift pump pressures
Replies
16
Views
6K
aashton1206
A
C
LBZ fuel filter supply hoses
Replies
0
Views
702
Cougar281
C
I
9.25 salisbury disassembly
Replies
0
Views
989
isudiesel
I
W
LB7 to LLY blown head gasket
Replies
5
Views
2K
aashton1206
A
Hernpj01
LBZ: Rudys Performance Race Manifolds and Uppipes
Replies
23
Views
7K
zakkb787
zakkb787
NinjaMax
L5P emmisions question
Replies
43
Views
11K
skyboy363
S
F
Temperature
Replies
1
Views
1K
IOWA LLY
IOWA LLY
Harbin_22
Is there a trick to swapping reluctor wheels?
Replies
10
Views
15K
ripmf666
ripmf666
J
LML s400/stock question
Replies
10
Views
2K
jckendr1
J
torqued2dmax
LLY: 12 mm stroker CP3
Replies
4
Views
1K
torqued2dmax
torqued2dmax
bludelux
Injector return lines leaking.
Replies
3
Views
1K
Wikid
Wikid
Leadfoot
LBZ: Turbo Coolant Pipe alterations
Replies
2
Views
1K
Wikid
Wikid
F
2013 LML Left Front Hum and Vibration-Not Hub
Replies
2
Views
1K
TheBac
TheBac
D1rty-max
T4 Flange bolts backing out!
Replies
5
Views
2K
D1rty-max
D1rty-max
S
CP3 Conversion Question
Replies
4
Views
2K
IOWA LLY
IOWA LLY
N
LLY: More lly problems
Replies
18
Views
4K
WVRigrat05
WVRigrat05
ALLY Fox
LLY: New OEM LLY injectors?
Replies
3
Views
1K
Brent@LDS
Brent@LDS
JaybirdLML
LML Intermittent Mis After DEF delete
Replies
16
Views
6K
JaybirdLML
JaybirdLML
D
Drain coolant
Replies
18
Views
8K
Wyley87
W
Dmax_Ben
Question: What's the most hp made on s400 frame turbo?
Replies
66
Views
13K
ikeG
ikeG
M
LLY: limp mode
Replies
2
Views
1K
mattloebell
M
SSchmi5519
LBZ: Caution: LBZ Coolant Leak Hazard!
Replies
25
Views
10K
yuccales
Y
danzick
no crank issue
Replies
8
Views
2K
sam.brooks.946
S
username taken
LML Hypothetically speaking.....
Replies
8
Views
3K
Alisobob
A
Nightlb7
Lb7 injector test help
Replies
29
Views
3K
Nightlb7
Nightlb7
wilsondiesel
Conpeco Oil?
Replies
13
Views
2K
Yngdmax92
Yngdmax92
770JOHNNYW
broke crower rod:(
Replies
70
Views
19K
delong_1
delong_1
Micheal Tomac
LB7: Pensacola diesel, SPD, Dorman high pressure fuel ines
Replies
4
Views
1K
tsd_billy
T
G
Front diff torque specs
Replies
2
Views
5K
GrammRT9
G
paint94979
Who ports LB7 intake horns
Replies
3
Views
1K
rfletes79
rfletes79
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