Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
2004LB7
Crank NO Start 2002 2500HD LB7

LLY New

1.3K
17.4K
Threads
1.3K
Messages
17.4K
kidturbo
LLY Ficm

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
TheBac
WEIRD SHAKES AT IDLE???

LMM

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

654
8.4K
Threads
654
Messages
8.4K
2004LB7
Misfire at 1200rpm

L5P New

124
3.8K
Threads
124
Messages
3.8K
Rdomeck
L5P will barely start, then die Please Help

Transfer Case / Axles / Driveshafts Tech

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 New

397
2.3K
Threads
397
Messages
2.3K
gmc502
2016 alternator 2 pin connector P/N

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 New

653
10.7K
Threads
653
Messages
10.7K
1FastBrick
Which trans fluid ?

The Pharmacy

Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Baking83
Nitrous
LarryJewell
Wtf!!!!!!
Replies
45
Views
4K
TrailerproPop
T
carcrafter22
Supercharger reliability????
Replies
25
Views
8K
carcrafter22
carcrafter22
Jared Duramax
Fuel additives
Replies
33
Views
11K
DIRTY DIRTY
DIRTY DIRTY
D
Help: how $ to rebuild a stock turbo garrett 37
Replies
6
Views
2K
63chevyll
63chevyll
Turbo Performance
60 Series Turbo?
Replies
27
Views
7K
Turbo Performance
Turbo Performance
JD Dave
Build motor before or after it blows?
Replies
36
Views
5K
ZeroGravity58
ZeroGravity58
S
Egr Block plate Question
Replies
5
Views
1K
Southgaduramax
S
Tony Burkhard
PCV reroute kits now available
Replies
23
Views
8K
Tony Burkhard
Tony Burkhard
ChevyDieselLLY
picking a cam with twins
Replies
9
Views
2K
turk walker
turk walker
Dazedandconfused
drivers door weatherstriping?
Replies
4
Views
1K
Dazedandconfused
Dazedandconfused
03GreenLB7
LB7: Q's about more fuel
Replies
6
Views
2K
03GreenLB7
03GreenLB7
Mike_S
Stock Cam Specs
Replies
5
Views
3K
Mike_S
Mike_S
fishsmith
motor missing bad
Replies
47
Views
6K
fishsmith
fishsmith
delong_1
LB7: fuel in oil again...
Replies
5
Views
3K
RENODMAX
RENODMAX
stroke250
htt turbo
Replies
42
Views
7K
03GreenLB7
03GreenLB7
R
LLY: PPE Oil Cooler Delete Kit????
Replies
8
Views
5K
Dan@PPE
D
juddski88
Boss Nos
Replies
7
Views
3K
TrentNell
TrentNell
sweetdiesel
Cp3 fitting size
Replies
15
Views
5K
sweetdiesel
sweetdiesel
C
Oil feed line fittings
Replies
5
Views
2K
sweetdiesel
sweetdiesel
SIKDMAX
LMM: NEEDED: LMM Intercooler
Replies
14
Views
4K
SIKDMAX
SIKDMAX
DmaxHawk
Intake grid cooler?
Replies
4
Views
2K
LarryJewell
LarryJewell
blue68383
Putting together my own install kit. What do I need?
Replies
17
Views
3K
othrgrl
othrgrl
5LTREATR
Something outa balance
Replies
16
Views
3K
EDP
EDP
04gmcdmax
Help!! Truck Wont Start
Replies
1
Views
897
jmar243
jmar243
D
LB7: White smoke on winter startup only
Replies
14
Views
13K
Flyinfrenchman
F
speedmetal6.6
Help: Wtf
Replies
3
Views
1K
speedmetal6.6
speedmetal6.6
fishooker
Down pipe
Replies
18
Views
6K
LBZrcks
L
S
LB7 Injector Pics
Replies
4
Views
2K
63chevyll
63chevyll
beach_33
turbo tunning
Replies
16
Views
3K
LarryJewell
LarryJewell
A
Banks???
Replies
24
Views
10K
n4haj
N
770JOHNNYW
LB7: head gaskets????
Replies
7
Views
3K
770JOHNNYW
770JOHNNYW
T
Duramax Books?
Replies
17
Views
5K
JoshH
JoshH
C
Help.... lost 4 cyls
Replies
6
Views
1K
cum4acummins
C
maine dmax
4202 intake
Replies
23
Views
4K
juddski88
juddski88
ChevyDieselLLY
when installing twins
Replies
13
Views
3K
sweetdiesel
sweetdiesel
68skylark455
Issues with Blackie
Replies
21
Views
3K
SmokeShow
SmokeShow
Dazedandconfused
LBZ/LMM rods?
Replies
13
Views
5K
McRat
McRat
WiggyHD
Grease fitting locations
Replies
8
Views
13K
WiggyHD
WiggyHD
5LTREATR
Rods
Replies
15
Views
3K
TheBac
TheBac
C
LB7: Injector Problem...1,4,6,7 P1249
Replies
0
Views
2K
cum4acummins
C
68skylark455
50% versus 70% over
Replies
22
Views
2K
Howling
Howling
FarmDiesel22
Stock LMM turbo question
Replies
13
Views
2K
Jon
Jon
S
fuel in my oil on a duramax
Replies
2
Views
1K
stvn 02
S
C
LB7: New injectors, now code P0106. HELP!!!
Replies
0
Views
2K
chuckcharlie
C
dmaxvaz
U-joints??? On crewcab shortbed trucks
Replies
17
Views
2K
rcr1978
rcr1978
WanaDmaxsub
LB7: P0401&P0404=EGT drop???
Replies
0
Views
1K
WanaDmaxsub
WanaDmaxsub
Sledhead
Here's my plan
Replies
25
Views
3K
Sledhead
Sledhead
crazycrew
need some help PLEASE!!!
Replies
3
Views
975
crazycrew
crazycrew
mplv
help me spend my money
Replies
74
Views
10K
JoshH
JoshH
RENODMAX
Transfer case filled with synthetic oil update
Replies
46
Views
44K
steakman
steakman
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