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
ikeG
Oil prime
  • ikeG

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
D
2002 LB7 Voltage Issues
Replies
24
Views
4K
darkness
darkness
V
fass lift pump raising egt
Replies
3
Views
363
TheBac
TheBac
B
Help!! LB7 TCM work on LLY?
Replies
13
Views
2K
Bradgrantham59
B
J
Help with P0380 code after disconnecting battery.
Replies
9
Views
967
DAVe3283
DAVe3283
K
New gen FASS pumps: 100 vs 165
Replies
21
Views
6K
NMWildcat
N
davig
B2555, u0199, p0381. Help
Replies
1
Views
779
Ron Nielson
R
S
Hazing LB7 - Couple of Injector Questions
Replies
13
Views
2K
sneaky98gt
S
M
Please help! Loss of power... at my wit’s end
Replies
15
Views
988
Mryan1789
M
A
Engine oil leak near turbo and coolant leak
Replies
2
Views
741
aaro9991
A
Henry95
L5p rattle on start up
Replies
2
Views
1K
Henry95
Henry95
K
EGT Probe fitting too deep?
Replies
2
Views
395
Bdsankey
Bdsankey
six5creed
LB7 Airdog lift pump install questions
Replies
7
Views
1K
six5creed
six5creed
D
Need info on a P0380 code
Replies
8
Views
2K
darkness
darkness
B
LLY u0105 help please
Replies
0
Views
349
Bradgrantham59
B
D
I need new injectors
Replies
4
Views
631
THEFERMANATOR
THEFERMANATOR
Jakezed22
LMM turbo on LML
Replies
6
Views
2K
Jakezed22
Jakezed22
J
Check engine light on after first fuel fill up
Replies
2
Views
834
Blackjack
Blackjack
Robby Avery
Exhaust bed stack
Replies
4
Views
767
Robby Avery
Robby Avery
S
Vane Position Sensor Readings
Replies
5
Views
852
supernat10
S
J
Low Calculated Fuel Rate
Replies
12
Views
3K
clrussell
clrussell
1cleanmk3
04.5-05 Lly to an 06 lly out of a van
Replies
4
Views
670
TheBac
TheBac
N
Reduced power -- where to look?
Replies
2
Views
438
Ron Nielson
R
T
Testing Wiring Harness
Replies
4
Views
423
Ron Nielson
R
HuskerBob
LBZ Exhaust and cold air intake suggestions
Replies
11
Views
4K
zakkb787
zakkb787
H
Looking for help with P0335 and P0336
Replies
4
Views
1K
Ron Nielson
R
Goad
Bad Turbo Symptoms
Replies
10
Views
2K
snowman22
snowman22
F
Fuel rail lines bursting
Replies
17
Views
977
FletchMD
F
dracing70
2020 Denali with derringer threw fuel pressure code and limp
Replies
15
Views
2K
LBZ
LBZ
H
LLY Thermostats
Replies
3
Views
1K
jbay
J
JustinM
Exterior coolant trickle leak at #3 injector
Replies
12
Views
764
JustinM
JustinM
C
LB7 no start
Replies
4
Views
525
mojito5000
mojito5000
Jwatsonlml
HELP
Replies
11
Views
599
Jwatsonlml
Jwatsonlml
H
Leaking diesel on driver side.
Replies
2
Views
560
zakkb787
zakkb787
A
NO POWER TO LB7 INJECTORS
Replies
5
Views
1K
autospecialty
A
N
High EGT's, no smoke, full fueling, and vanes working - WFT?
Replies
14
Views
3K
gmac32
G
S
Coolant leak help .
Replies
11
Views
737
strummer
S
thunder550
LBZ low boost? 18psi.
Replies
31
Views
4K
thunder550
thunder550
blk smoke lb7
I need some LB7 help coolant leak
Replies
5
Views
486
Chevy1925
Chevy1925
R
Garrett Turbo uppipe bolts
Replies
10
Views
1K
diesel-max
diesel-max
S
Lmm duramax. Egr removal, efi live, and wcfab y bridge kit
Replies
1
Views
1K
KRODMAX/KS
KRODMAX/KS
catman3126
4wd front diff not engaging/ C0379 code/service 4wd message
Replies
1
Views
622
catman3126
catman3126
Supermoto68
PO102 CODE
Replies
1
Views
472
Bdsankey
Bdsankey
S
Lmm Exhaust
Replies
2
Views
459
Supermoto68
Supermoto68
kelso06
Full coolant and oil way to full
Replies
0
Views
422
kelso06
kelso06
D
Injector Replacement Best Practices
Replies
6
Views
2K
Dustin_360
D
clrussell
Fass not pumping.
Replies
28
Views
2K
JoshH
JoshH
J_Stone06
Front end noises
Replies
6
Views
644
J_Stone06
J_Stone06
DPC
Random P0087 2017 L5P C&C
Replies
6
Views
2K
DPC
DPC
B
2005 Chevy duramax
Replies
3
Views
515
TheBac
TheBac
Chevy1925
Alternator parts
Replies
15
Views
2K
Ron2145
Ron2145
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