Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
lexa
Thumping noise coming from intake
  • lexa

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
1FastBrick
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

654
8.4K
Threads
654
Messages
8.4K
NC-smokinlmm
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 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
Lance LB7
LB7: Intake horn, Downpipe, Batmo wheel
Replies
4
Views
3K
RickDLance
R
Robby Avery
Fuel pressure regulator what to do?
Replies
12
Views
3K
Robby Avery
Robby Avery
M
Glow Plug light
Replies
6
Views
7K
btfarm
btfarm
J
Injector Sleeve Block Cleaning
Replies
0
Views
1K
jojo
J
skintback
New piston part #
Replies
0
Views
2K
skintback
skintback
Dirtymaxx07
Another battery relocation post
Replies
2
Views
840
Kappa9012
Kappa9012
02sfguy
is there an aftermarket intercooler for the lml yet?
Replies
6
Views
3K
02sfguy
02sfguy
MAXX IT OUT
Headers vs Manifolds
Replies
73
Views
16K
plowboy_lbz
plowboy_lbz
Poltergeist
Info: New areas added to Hard Parts
Replies
1
Views
835
Poltergeist
Poltergeist
motoking_1990
LB7: New turbo
Replies
16
Views
5K
motoking_1990
motoking_1990
2
Power Rear Sliding Window
Replies
1
Views
787
2005LLY
2
DetailsUnlimited
Want the biggest single cp3 and still be streetable.
Replies
130
Views
35K
B585FDGN
B
0
p0299 and p0181
Replies
6
Views
2K
05LILY
0
hopkins_fam
LLY: Loss of Fuel Pressure?
Replies
13
Views
3K
hopkins_fam
hopkins_fam
AKlowriderZ71
Need help troubleshooting
Replies
9
Views
2K
AKlowriderZ71
AKlowriderZ71
Specialized89
Injector Issue? Need some input
Replies
15
Views
3K
NC-smokinlmm
NC-smokinlmm
KdNicoll
LB7 HELP? Lots of smoke & Loud knocking and No power?
Replies
17
Views
8K
sfreak76
sfreak76
durallymax
P2123 Engine Limp
Replies
13
Views
5K
Cornell
Cornell
L
Question: Mercon V?
Replies
7
Views
4K
btfarm
btfarm
D
s475 compound with s366
Replies
18
Views
6K
cafryer
cafryer
Cknight199
Y bridge flanges
Replies
3
Views
1K
Cknight199
Cknight199
C.bowles2
Lly converter
Replies
2
Views
1K
ALLY Fox
ALLY Fox
TIM Z
Swap out Dexcool
Replies
55
Views
20K
z71havinfun
z71havinfun
Harbin_22
  • Locked
Smoking during cold idle?
Replies
72
Views
16K
McRat
McRat
duramatt05
catalytic converters
Replies
13
Views
5K
duramatt05
duramatt05
kivetts04dmax
S464/s480
Replies
76
Views
13K
LBZ
LBZ
02duramax
Dmax motor for 1900
Replies
1
Views
800
hondarider552
hondarider552
LBZ
HTT Stock Replacement
Replies
9
Views
2K
LBZ
LBZ
young582
Weird noise from lmm
Replies
8
Views
3K
young582
young582
young582
Efi live tuning
Replies
31
Views
9K
Cknight199
Cknight199
Chevytothefloor
Few questions after HG job
Replies
20
Views
4K
x MadMAX DIESEL
x MadMAX DIESEL
P
WIX vs Racor / AC Delco
Replies
21
Views
13K
Magnus
Magnus
DIESELMAFIAPER.LB7
werid lbz problem
Replies
4
Views
2K
young582
young582
C.bowles2
Seriously?! Oil filter will not come off, any ideas?
Replies
49
Views
10K
DieselmafiaLLY
DieselmafiaLLY
Mile_high
Question: High Elevation Turbo Performance (5000 Feet+)
Replies
13
Views
3K
DBUSHLB7
DBUSHLB7
mackthehack
T3 or T4
Replies
27
Views
5K
moparkxracer
moparkxracer
brandon06dmax
s472/s510or bigger
Replies
16
Views
3K
moparkxracer
moparkxracer
C.bowles2
Pump rub kit install need help
Replies
12
Views
3K
C.bowles2
C.bowles2
Summitsmoke403
Airdog 100 filter p/n's
Replies
1
Views
718
Summitsmoke403
Summitsmoke403
dieseladdiction23
Boost psi with s475 over stock
Replies
37
Views
11K
Chanzilla
C
Michael Moore III
Confederate diesel trans build
Replies
29
Views
4K
jkholder09
J
JDPlowboy
Gt50
Replies
20
Views
2K
JDPlowboy
JDPlowboy
TLyons90
4" Exhaust VS. 5" Exhaust and Bye Bye Stack!
Replies
12
Views
9K
TLyons90
TLyons90
C.bowles2
Oil pan gasket question!
Replies
11
Views
5K
DBUSHLB7
DBUSHLB7
LLYSMOKE
S483 twin turbo down pipe
Replies
10
Views
2K
LLYSMOKE
LLYSMOKE
zf6
Injector Balance Rate Questions
Replies
12
Views
4K
zf6
zf6
Kappa9012
Another Battery relo question
Replies
25
Views
2K
Kappa9012
Kappa9012
R
engine doesn't sound well.
Replies
9
Views
1K
totalanarchy
T
fullpullalex
LB7: Injector Return Line Leak Test
Replies
2
Views
6K
fullpullalex
fullpullalex
JustinD
New used motor going in.........
Replies
40
Views
6K
TROJAN366
TROJAN366
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