Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
PureHybrid
Sac 65

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
PureHybrid
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
1FastBrick
Got a couple of cylinder contribution codes

L5P New

124
3.7K
Threads
124
Messages
3.7K
Nate’s Dmax
L5P will barely start, then die Please Help

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
2004LB7
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
M
no ecm/tcm communication
Replies
13
Views
2K
2004LB7
2004LB7
D
Coolant Issues
Replies
14
Views
556
Delta.Speed
D
R
Towing injector size
Replies
18
Views
2K
Delta.Speed
D
D
Sound coming from airbox.
Replies
64
Views
4K
turbovan
T
E
Please help just replaced fuel lines fuel cooler and filter housing
Replies
21
Views
967
Bdsankey
Bdsankey
2
LB7: LB7 bail connectors issues
Replies
8
Views
4K
ray308
R
A
Low Coolant Warning
Replies
9
Views
1K
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
D
Fuel pressure regulator
Replies
13
Views
1K
scott_willerscheidt
scott_willerscheidt
N
Injector voltage issue
Replies
11
Views
658
turbovan
T
shakenfake
PPE Up-pipes and manifolds
Replies
26
Views
2K
shakenfake
shakenfake
FROGMAN524
2020+ Twin Kits
Replies
5
Views
543
Chevy1925
Chevy1925
Wyatt.bilodeau
Tuning idle hiss out
Replies
10
Views
1K
Wyatt.bilodeau
Wyatt.bilodeau
clrussell
Renewable diesel?
Replies
24
Views
2K
Bdsankey
Bdsankey
M
Maintenance and Lift Pump
Replies
18
Views
642
Bdsankey
Bdsankey
J
Lb7 crank no start after motor swap
Replies
5
Views
651
DAVe3283
DAVe3283
Dm23
Blow off valve?
Replies
1
Views
1K
MAXX IT OUT
MAXX IT OUT
G
Borrowed FIL's truck, now it is leaking. 6.6L LB7
Replies
14
Views
934
turbovan
T
davig
Y bridge install during turbo
Replies
8
Views
657
08lmm72mm
0
J
Sac45 injectors should I be worried
Replies
5
Views
488
Bdsankey
Bdsankey
B
P0089 Code
Replies
10
Views
756
gmduramax
gmduramax
Dm23
Can’t figure out this sound.
Replies
5
Views
689
Dm23
Dm23
D
Anybody carry a spare TCM with them?
Replies
10
Views
693
Chevy1925
Chevy1925
K
Talk me out of Headgaskets
Replies
16
Views
955
LBZ
LBZ
J
LLY Duramax FICM
Replies
2
Views
976
Ne-max
Ne-max
P
Transfer case MT24247209 60MT N902510874
Replies
7
Views
608
peaceofwork
P
danzick
acceleration knock
Replies
44
Views
4K
danzick
danzick
T
Truck starts up but doesn’t shut off without pulling fuse under the hood!! HELP!!!
Replies
7
Views
774
JoshH
JoshH
Bdsankey
Wastegate Questions
Replies
5
Views
715
Bdsankey
Bdsankey
O
Upper oil pan crack
Replies
1
Views
395
PureHybrid
PureHybrid
BlkMax
Cracked Oil Pan??
Replies
5
Views
2K
Olsoneva000
O
K
  • Locked
Please help…Lml with sdp compound turbo
Replies
21
Views
2K
Chevy1925
Chevy1925
M
Ppe cupless heads injector install
Replies
6
Views
588
Mattshlunk
M
W
"engine power reduced" with no engine light or code, possible tuning issue?
Replies
4
Views
375
08lmm72mm
0
JoshH
Grenaded CP3
Replies
18
Views
3K
WHTNOT
W
t.rider.013
Whining noise
Replies
14
Views
839
08lmm72mm
0
clrussell
Lml no start after regulator removal
Replies
16
Views
2K
clrussell
clrussell
715Hunter
SPUN BEARING? NEED INFO
Replies
25
Views
1K
LBZ
LBZ
c5fourj
Gelled? Maybe more?
Replies
10
Views
842
c5fourj
c5fourj
t.rider.013
Glow plug module
Replies
3
Views
445
ZeroGravity58
ZeroGravity58
T
LMM code P0299
Replies
6
Views
768
Ron Nielson
R
2
Need help here, please.
Replies
3
Views
491
2004LB7Blue
2
1FastBrick
LBZ wire harness repair?
Replies
4
Views
672
1FastBrick
1FastBrick
D
LML coolant issue
Replies
13
Views
3K
Dozerboy
Dozerboy
MAXX IT OUT
LB7: CP3 mount that fits a ATS Duel CP3 Pulley
Replies
2
Views
298
gmduramax
gmduramax
PattyWgnOwen
LMM bad vibration
Replies
23
Views
8K
TheBac
TheBac
D
P1093 code
Replies
3
Views
371
TheBac
TheBac
offroadunleashed
LF: Build advice for my 03 LB7 ZF6
Replies
14
Views
3K
Farmtruckin_it_6.6
Farmtruckin_it_6.6
J
650hp
Replies
24
Views
2K
Chevy1925
Chevy1925
T
2007.5 silverado 2500 with multiple codes
Replies
5
Views
670
08lmm72mm
0
DAVe3283
CP3 Gear Install / Torque Spec?
Replies
8
Views
4K
DAVe3283
DAVe3283
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