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
2004LB7
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
duratothemax
forward facing t-stat housing hose options
Replies
67
Views
25K
OregonDMAX
OregonDMAX
036.6turbo
2015.5 Sierra SLT build
Replies
53
Views
6K
036.6turbo
036.6turbo
J
No start after alt firing cam
Replies
5
Views
1K
Johnthib89
J
ZeroGravity58
Opinion on billet wheels?
Replies
0
Views
619
ZeroGravity58
ZeroGravity58
S
Broken injector bolts lmm
Replies
6
Views
2K
Sgtvaldez27
S
TROJAN366
Best LLY 200-250% over?
Replies
13
Views
1K
TROJAN366
TROJAN366
dirtydmax
LB7: lb7 fpr mod
Replies
46
Views
9K
Rancelot211
Rancelot211
S
05 LLY spitting coolant out the overflow
Replies
14
Views
1K
slowlml
slowlml
Dante2795
Lb7 pistons swap questions
Replies
5
Views
889
Anotherduramax
A
duramaxnate
LBZ: DTCs for Alt Trigger circut, AC Pres. Sensor and IAT sensor.
Replies
4
Views
1K
duramaxnate
duramaxnate
7
04 p2099 code ( makes zero boost )
Replies
0
Views
538
70ssclone
7
Rancelot211
Glow plug help.
Replies
18
Views
1K
ZeroGravity58
ZeroGravity58
T
Best muffler for Bw 366 billet turbo
Replies
3
Views
778
tsd_billy
T
O
Injectors choice
Replies
21
Views
2K
Brent@LDS
Brent@LDS
MAXX IT OUT
Yukon Dura Grip Rear Differential ??
Replies
12
Views
4K
Chevy1925
Chevy1925
S
Help: Dialing in help for a gtx4294/gt55 lbz stroker!
Replies
8
Views
985
prostreeter600
prostreeter600
J
Lb7 wont start
Replies
13
Views
975
josh70mhs
J
J_Stone06
Cleaning the intercooler internally
Replies
7
Views
2K
Robby Avery
Robby Avery
snowman22
Exergy CP4 Longevity??
Replies
18
Views
8K
snowman22
snowman22
0
Bad alternator diode?
Replies
5
Views
2K
06DDLBZ
0
N
2014 lml no start intermittent
Replies
7
Views
2K
torqued2dmax
torqued2dmax
C
LML Coolant Leak
Replies
9
Views
11K
Cmmoreno00
C
coker6365
CP4 FCA Screen from Exergy
Replies
68
Views
18K
DeViAnS
DeViAnS
C
Going EFI live?
Replies
11
Views
1K
TheBac
TheBac
Bustedknuckles
S467.7 help
Replies
3
Views
2K
Bustedknuckles
Bustedknuckles
Josh154
Next mods?
Replies
155
Views
13K
Josh154
Josh154
W
LML Def delete
Replies
6
Views
2K
Scarface39
Scarface39
T
Headgaskets LLY
Replies
15
Views
3K
razorryan10
R
B
2005 D-max LLY surging idle/slight lope
Replies
8
Views
4K
WI Huck
WI Huck
5
How to remove oil cooler elbow???
Replies
6
Views
2K
57ringo
5
dirtbike.mom69
Would EGR issues cause trans slip?
Replies
4
Views
1K
frankenstien
frankenstien
BlkMax
LBZ: Engine Knock, need help!
Replies
13
Views
2K
Robby Avery
Robby Avery
C
I dont know with my truck.
Replies
13
Views
1K
SoCalMike
SoCalMike
snowman22
LML Floor Mats = Valet Mode
Replies
16
Views
2K
snowman22
snowman22
V
p0016 tricks to find source
Replies
16
Views
5K
Veikra
V
Dante2795
Erratic temp gauge and p1092
Replies
1
Views
760
Ron Nielson
R
tj4stanker
LBZ: Fleece Trans cooler lines
Replies
18
Views
4K
Woodster
Woodster
duramaxzak
Compound waste gate
Replies
25
Views
3K
duramaxzak
duramaxzak
N
Help with Filter
Replies
4
Views
1K
Dozerboy
Dozerboy
Dante2795
Hesitation or misfire only at highway speeds
Replies
6
Views
2K
Ron Nielson
R
L
LBZ: New stock turbo replacement
Replies
7
Views
890
Lost_in_tx
L
Z
Fuel Pump shot?
Replies
7
Views
4K
slowlml
slowlml
duramaxnate
LB7: That's one way to lower compression..
Replies
2
Views
747
zakkb787
zakkb787
O
Stack with cutout
Replies
7
Views
2K
ouellet5
O
D
Question about regen
Replies
0
Views
590
Dellis
D
A
No boost
Replies
4
Views
679
gmduramax
gmduramax
Josh2002cc
Coolant leak only when really cold outside?
Replies
13
Views
13K
Guatelupe
G
rcr1978
LB7 upgrade turbo's
Replies
18
Views
3K
rcr1978
rcr1978
B
New lml speedo is crazy
Replies
19
Views
2K
BrazookaRacing
B
Columbus450
Any real life Reviews on WC fab cold air intake?? Dyno testing?
Replies
29
Views
7K
torqued2dmax
torqued2dmax
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