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
C
Broken crank
Replies
6
Views
2K
TheBac
TheBac
DuramxMan
Transfer Case
Replies
1
Views
1K
1TRIKHD
1TRIKHD
R
P2202-p2203
Replies
1
Views
5K
almajohn
A
frankenstien
LLY: New Cp3 leaking
Replies
63
Views
13K
frankenstien
frankenstien
R
Lml delete
Replies
3
Views
1K
darkness
darkness
02ilduramax
Lb7 rings
Replies
2
Views
612
02ilduramax
02ilduramax
L
30% nozzles stock cp3/turbo
Replies
2
Views
1K
gmduramax
gmduramax
USMC_53
Transfer case not engaging?
Replies
0
Views
764
USMC_53
USMC_53
C
Danville Stg2R 68/68 vs 68/71
Replies
0
Views
1K
Chilly
C
NinjaMax
LLY: Reg Cab lly project
Replies
42
Views
5K
IdahoRene
I
fajitatone
Steering wheel groan
Replies
7
Views
1K
Jberger93
J
U
Help! Lbz won’t run under 1200 rpm
Replies
48
Views
4K
Jberger93
J
C
Allison 5sp: Exhuast help
Replies
1
Views
670
Corey_Brittain
C
E
2004.5 u0101 tcm issues
Replies
0
Views
919
EvanN
E
Bdsankey
LB7: IHI Oil Feed Line/Fitting
Replies
0
Views
685
Bdsankey
Bdsankey
Tothemax
l5p transmission rebuild kit
Replies
5
Views
2K
bigmackmiller
bigmackmiller
coker6365
s491/100/1.45 Forced Inductions
Replies
20
Views
5K
Bdsankey
Bdsankey
USMC_53
Power steering issues
Replies
6
Views
912
USMC_53
USMC_53
M
Allison 5sp: Air Flow parts recommendations
Replies
4
Views
963
Bdsankey
Bdsankey
G
I want to do a dpf delete what do I need
Replies
4
Views
5K
13dmax83
1
C
AC on and off
Replies
4
Views
676
Ron Nielson
R
ChevyfreakLBZ
LBZ: Valve coating flaking
Replies
2
Views
626
1FastBrick
1FastBrick
ZeroGravity58
Manifold vs headers
Replies
18
Views
2K
RobsDmax
RobsDmax
Bdsankey
James is retarded and thought an actual lly was an 06
Replies
47
Views
5K
TeaBagger2006
TeaBagger2006
R
2008 LMM Problems
Replies
4
Views
1K
Rudolfriesel
R
E
LBZ - Modification List
Replies
8
Views
2K
Eddie_Rooskie
E
Philv
several codes. wiring issue???
Replies
3
Views
1K
NC-smokinlmm
NC-smokinlmm
WisconsinHick1
Fuel Cooler
Replies
266
Views
63K
ShopSpecialties
ShopSpecialties
Dm23
Compounds???
Replies
80
Views
8K
Dm23
Dm23
O
Allison 5sp: Strap problem
Replies
2
Views
855
ouellet5
O
bigmackmiller
Pinion Sleeve Question
Replies
3
Views
1K
bigmackmiller
bigmackmiller
Dante2795
bad Fuel leak in exhaust
Replies
0
Views
780
Dante2795
Dante2795
S
48re conversion with a SCS transfercase in a 07 classic
Replies
7
Views
1K
Sterling Diesel
S
C.bowles2
LB7: LB7 rail pressure problem
Replies
14
Views
2K
DPC
DPC
S
LLY: Need NEW Batteries.....Is Interstate any good...??
Replies
27
Views
5K
sneaky98gt
S
Max Attitude
How are the LML's holding up?
Replies
104
Views
36K
S Phinney
S
M
Fuel Pressure Relief Valve (FPRV)
Replies
2
Views
1K
maximilliano
M
Dante2795
Diesel fuel pouring into exhaust
Replies
3
Views
854
LB7 Lover 1994
LB7 Lover 1994
rmallen30
Disabling injectors while cranking help
Replies
1
Views
580
2004LB7
2004LB7
P
V band clamp part number?
Replies
1
Views
936
HeavyDuty204
HeavyDuty204
C
Oil relief in front cover
Replies
0
Views
998
Chilly
C
M
LMM A/C issues
Replies
3
Views
2K
THEFERMANATOR
THEFERMANATOR
Columbus450
Afe filter might want to reconsider
Replies
0
Views
858
Columbus450
Columbus450
Kuzz
Oil leak
Replies
18
Views
2K
Kuzz
Kuzz
max57
DUAL STOCK CP3 Question
Replies
31
Views
9K
max57
max57
W
Coolant Heaters
Replies
14
Views
8K
2004LB7
2004LB7
quinton
LMM: Lmm no start from key
Replies
8
Views
3K
clrussell
clrussell
D
LMM: Weird coolant leak
Replies
1
Views
958
TheBac
TheBac
J_Stone06
Allison 5sp: Gear box or P/S pump?
Replies
2
Views
811
J_Stone06
J_Stone06
W
LONG Cranking time to start
Replies
6
Views
2K
wzschirnt
W
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