Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2K
Threads
28.7K
Messages
2K
Threads
28.7K
Messages
DAVe3283
How long would you run these injectors?

LLY New

1.2K
Threads
14.7K
Messages
1.2K
Threads
14.7K
Messages
B
2005 C5500 Utility Body 4x4 LLY Mods

LBZ New

1K
Threads
12.6K
Messages
1K
Threads
12.6K
Messages
Burn Down
High EGT's, lack of power, black smoke, poor mpg

LMM New

624
Threads
9.8K
Messages
624
Threads
9.8K
Messages
Bdsankey
New injectors

LML New

466
Threads
6.5K
Messages
466
Threads
6.5K
Messages
S
6.6 LML Duramax diesel

L5P New

47
Threads
2.7K
Messages
47
Threads
2.7K
Messages
Dozerboy
L5p swap... Anybody know DIESEL ATTITUDE

Transfer Case / Axles / Driveshafts Tech New

255
Threads
3.1K
Messages
255
Threads
3.1K
Messages
J
Rear Diff Fluid Change

Van

16
Threads
303
Messages
16
Threads
303
Messages
rfletes79
Van failed emissions - P0098 intake air temperature sensor 2 circuit high

Part #'s

393
Threads
2.2K
Messages
393
Threads
2.2K
Messages
jonathancasey19
3rd Brake Light Part No

Turbo Talk New

"Nitrous is nice, but it's best to be Blown"
1.8K
Threads
42.5K
Messages
1.8K
Threads
42.5K
Messages
R
T51R mod

LM2 (3.0L) New

4
Threads
103
Messages
4
Threads
103
Messages
zakkb787
2020 Silverado 1500 Ecodiesel anybody going to buy one?

General Fuel Pump & Exhaust Questions

315
Threads
6.9K
Messages
315
Threads
6.9K
Messages
RMJ_LB7
Do I really need 4"??

Fluids and Maintenance New

617
Threads
10.2K
Messages
617
Threads
10.2K
Messages
02greysixer
Air Conditioning

The Pharmacy New

Nitrous, Propane, Meth, oxidizers
171
Threads
3.1K
Messages
171
Threads
3.1K
Messages
None

Sticky threads

chevyburnout1
  • Sticky
Attention LML owners...
Replies
47
Views
19K
LBZ
LBZ
chevyburnout1
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G80 locker spring mod
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Yngdmax92
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JOHNBOY
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LB7: BPU's for the LB7
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64
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DAVe3283
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McRat
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Info: Duramax Valve Lash Tutorial.
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31
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mde
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TheBac
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wilrob
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Black HD
B
Kat
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nova88
N
McRat
  • Sticky
ABS problems with tires over 34"
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42
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LBZrcks
L
TrentNell
  • Poll
  • Sticky
Info: Injectors poll
Replies
73
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57K
TonOfDalt
T
paint94979
  • Sticky
Fluid Capacities Sticky
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42
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hondarider552
hondarider552
McRat
  • Sticky
Info: Glossary of Terms:
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14
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20K
ferramento
F
McRat
  • Sticky
Info: Intake Tubing
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Rhall
Rhall

Normal threads

fl0w3n
How long would you run these injectors?
Replies
25
Views
454
DAVe3283
DAVe3283
messejme
Race Exhaust Manifold and Up Pipes
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257
MarkBroviak
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OregonDMAX
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30
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1K
OregonDMAX
OregonDMAX
0
New injectors
Replies
1
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109
Bdsankey
Bdsankey
R
6.6 LML Duramax diesel
Replies
3
Views
138
S Phinney
S
W
Bad Injectors?
Replies
7
Views
163
Welder
W
D
High EGT's, lack of power, black smoke, poor mpg
Replies
34
Views
661
Burn Down
Burn Down
D
EGR delete coolant plug
Replies
1
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781
scramHD
scramHD
malibu795
wire schematics for TCM, BCM, ECM, etc
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25
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68K
Cmcrice89
C
monster50iii
T51R mod
Replies
1
Views
662
ryanm91
R
Yngdmax92
L5p swap... Anybody know DIESEL ATTITUDE
Replies
13
Views
352
Dozerboy
Dozerboy
M.A.M.
HP4 diagnose P228C P228B
Replies
11
Views
408
RickL5P
R
D
Replaced DEF Heater - Reductant System Malfunction Level 5
Replies
7
Views
126
DPC
DPC
F
Crankshaft
Replies
1
Views
62
Bdsankey
Bdsankey
J
Rear Diff Fluid Change
Replies
20
Views
288
Jake707
J
snowman22
LML "Service Exhaust Fluid System" No DTC's after DPF Re-Install
Replies
6
Views
776
snowman22
snowman22
V
Whistling noise around 1000 rpm
Replies
9
Views
250
2004LB7
2004LB7
O
S369/S488
Replies
11
Views
163
ouellet5
O
fl0w3n
Considering DD'ing 350k mile LB7?
Replies
292
Views
18K
fl0w3n
fl0w3n
D
Lb7 Injectors
Replies
3
Views
109
[email protected]
Brent@LDS
Longrange65
Zero Rail Pressure when cranking
Replies
17
Views
293
2004LB7
2004LB7
Dozerboy
Lift pump PSI better after doing S&S100overs
Replies
1
Views
108
Ne-max
Ne-max
bigmackmiller
LB7: Dampener
Replies
6
Views
128
Dozerboy
Dozerboy
fl0w3n
HVAC system stuck on heater
Replies
17
Views
226
dndj
dndj
B
2005 C5500 Utility Body 4x4 LLY Mods
Replies
0
Views
35
bobbygerm
B
R
P0113 IAT Error when LMM in Reverse
Replies
5
Views
146
Ron Nielson
R
M
Air Conditioning
Replies
2
Views
175
02greysixer
02greysixer
D2theMax
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Replies
14
Views
216
Chevy1925
Chevy1925
catmenace
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Replies
85
Views
10K
zakkb787
zakkb787
ShopSpecialties
Thermostat Bypass Pipe Hose
Replies
4
Views
362
TheBac
TheBac
M
Electric fan clutch pinout
Replies
7
Views
163
artuza
A
03LB704.5LLY
Bought an LLY Cranks no start
Replies
30
Views
392
03LB704.5LLY
03LB704.5LLY
D
2015.5 LML Coolant Issues
Replies
7
Views
154
LBZ
LBZ
BoostnLLY
LLY Oil Cooler..Again
Replies
23
Views
499
BoostnLLY
BoostnLLY
Lparrill
Fixed: P0016 and P0698
Replies
0
Views
92
Lparrill
Lparrill
Parker_
Sourcing own piping for a s300
Replies
7
Views
137
slowlml
slowlml
T
LB7 power steering fluid leak
Replies
7
Views
144
tkerb92
T
OleBlackyLBZ
Dmaxstore Connecting Rods
Replies
32
Views
521
Chevy1925
Chevy1925
C
Fuel issues
Replies
1
Views
40
Cordrayfarmer1227
C
J
Boost Leak
Replies
2
Views
83
Dozerboy
Dozerboy
Leadfoot
L5P interchangeability?
Replies
32
Views
11K
juddski88
juddski88
B
Want to delete my def tank lml
Replies
7
Views
242
deadliftdiesels
D
0
P-1094 code and hard starting
Replies
9
Views
43
2004LB7
2004LB7
S
Lly hard start and throwing codes
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05Duramaxx
0
super diesel
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jkoprowski
J
C
Newer oil cooler
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1
Views
65
2004LB7
2004LB7
DRAelectrician
DDP 66mm
Replies
12
Views
293
OleBlackyLBZ
OleBlackyLBZ
danzick
1.15 ar for towing
Replies
17
Views
271
Bdsankey
Bdsankey
2
How often to change serpentine belt ?
Replies
10
Views
213
TheBac
TheBac
OleBlackyLBZ
Which Intercooler?
Replies
11
Views
288
OleBlackyLBZ
OleBlackyLBZ
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