Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
2004LB7
Thumping noise coming from intake

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

653
8.4K
Threads
653
Messages
8.4K
TheBac
Rolling White

L5P New

124
3.8K
Threads
124
Messages
3.8K
Rdomeck
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
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
motoking_1990
S300sxe
Replies
59
Views
17K
motoking_1990
motoking_1990
fastpunker
Heater core smell/stench
Replies
18
Views
3K
fastpunker
fastpunker
eutsey04
Heated seats
Replies
9
Views
1K
CarolinaHD
CarolinaHD
C
Truck shakes violently
Replies
28
Views
4K
DixonM
D
R
Help with P0571
Replies
5
Views
6K
Ronnyenns
R
jdlover1
LLY: wiring harness question
Replies
4
Views
1K
moparkxracer
moparkxracer
eutsey04
LLY: Head gasket job with upgrades
Replies
12
Views
3K
eutsey04
eutsey04
D
After delete vane problem now
Replies
9
Views
3K
Duckco
D
G
More broken glow plug questions.
Replies
1
Views
1K
clrussell
clrussell
COMP461
Timed ( Toothed Belts) CP3 Pumps and the reasoning behind this
Replies
17
Views
3K
gamudslinger88
G
chevyburnout1
Symptoms of a broken valve spring/bent pushrod?
Replies
27
Views
13K
chevyburnout1
chevyburnout1
B
Code PO090
Replies
0
Views
1K
bikernut
B
mikesiena268
Egr brand and exhaust recommendations
Replies
15
Views
3K
Jordan91
J
C.bowles2
Is an cp3 upgrade needed for me?
Replies
22
Views
3K
NC-smokinlmm
NC-smokinlmm
danzick
bad batteries? again?
Replies
23
Views
5K
holyshitbatman
holyshitbatman
M
LLY: Set of LLY heads
Replies
7
Views
2K
mechman3
M
G
9.25 Axle Stub Shaft Retaining Clips
Replies
4
Views
2K
x MadMAX DIESEL
x MadMAX DIESEL
delong_1
new build
Replies
82
Views
12K
delong_1
delong_1
Lbz Joachim
35 gallons in 6 miles...
Replies
18
Views
3K
Bikey
B
king44481
Leaking a lot of oil
Replies
2
Views
1K
king44481
king44481
D
LB7: Help
Replies
0
Views
925
Dews01
D
Henry95
Glow plugs
Replies
9
Views
2K
mike diesel
mike diesel
M
Intermittent fuel leak help
Replies
24
Views
4K
Chevy1925
Chevy1925
king44481
Fass 150??
Replies
7
Views
1K
king44481
king44481
H
  • Locked
LBZ: WTB- built engine
Replies
9
Views
2K
LBZ
LBZ
Lookingformychevy
LLY: Rubber fuel lines on top of motor
Replies
5
Views
3K
DAVe3283
DAVe3283
LbzDMax07
ATS dual fuel kit fitting
Replies
0
Views
963
LbzDMax07
LbzDMax07
Frankin_truck
bullseye s458 (88mm)
Replies
2
Views
1K
Frankin_truck
Frankin_truck
Lookingformychevy
LLY: Parker hose
Replies
3
Views
1K
Lookingformychevy
Lookingformychevy
C
Does anybody have any blue donaldson filters and want to sell one?
Replies
14
Views
5K
ty_LBZ
ty_LBZ
N
30% Overs HP
Replies
10
Views
2K
NRA223
N
J
Steering Wheel shaft
Replies
1
Views
903
jojo
J
B
LML crank in motor build
Replies
4
Views
2K
LBZ
LBZ
B
LB7: code u1800 lost commuication with ficm
Replies
6
Views
3K
bigbopper
B
motoking_1990
S400s over stock ?s
Replies
38
Views
7K
Chevy1925
Chevy1925
J
Fuel lines/pipes torque specs
Replies
2
Views
3K
jojo
J
J
injector sleeves/locktite
Replies
6
Views
2K
jojo
J
J
Setting Lash
Replies
17
Views
3K
jojo
J
J
Mbrp down pipe install
Replies
5
Views
2K
jojo
J
cstephens93
LLY: Ported Fuel Rail Fitting necessary?
Replies
21
Views
10K
Chevy1925
Chevy1925
minerigger
LBZ: Dtc: Ecm p2610
Replies
2
Views
2K
minerigger
minerigger
D
LB7: Turbo question
Replies
6
Views
2K
DewDewMax
D
J
intercooler/discharging A/C
Replies
8
Views
1K
jojo
J
D
Question about lift pumps
Replies
24
Views
4K
N2BRK
N2BRK
D
pvc
Replies
12
Views
3K
ikeG
ikeG
M
Cruise Control cut out above 90 MPH
Replies
6
Views
2K
clrussell
clrussell
COMP461
Nitorus and the diesel
Replies
122
Views
21K
COMP461
COMP461
N2BRK
coolant flow
Replies
5
Views
1K
N2BRK
N2BRK
L
No fuel to filter head after rebuild
Replies
20
Views
3K
longball
L
Yellow Jacket
2013 Duramax 2500HD tire size change?
Replies
4
Views
2K
S Phinney
S
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