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General Fuel System & Exhaust Questions
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Duramax 6.6 Technical
Duramax Hard Parts
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S
Aftermarket Fuel Filter System Question
SHANE V
Aug 18, 2022
Replies
4
Views
309
Tuesday at 7:05 PM
Mickey D
A
Down pipe sensor questions?
Attackpilot
Saturday at 8:40 PM
Replies
1
Views
42
Saturday at 10:46 PM
2004LB7
T
Trying to quiet truck down and get rid of exhaust drone 4" exhaust
tporter
Feb 22, 2023
Replies
5
Views
146
Feb 25, 2023
turbovan
T
PPE Up-pipes and manifolds
shakenfake
Jan 23, 2023
2
Replies
26
Views
417
Jan 25, 2023
shakenfake
CP3 Gear Install / Torque Spec?
DAVe3283
Dec 11, 2022
Replies
8
Views
419
Dec 12, 2022
DAVe3283
Help me fix the Nicktane...
Dozerboy
Nov 27, 2022
Replies
6
Views
220
Nov 29, 2022
Dozerboy
M
Lift pump
MaxComp88B
Oct 19, 2022
Replies
16
Views
469
Nov 1, 2022
BLACKMAX1
Can Some one Identify this fitting on the Pick up for an LBZ?
1FastBrick
Oct 24, 2022
Replies
3
Views
136
Oct 24, 2022
1FastBrick
Diesel Catalyst Replacement
1FastBrick
Oct 20, 2022
Replies
17
Views
270
Oct 20, 2022
1FastBrick
low pressure fuel leak got me stumped
OleBlackyLBZ
Sep 22, 2022
Replies
13
Views
217
Sep 22, 2022
Chevy1925
F
Leaking nozzles, fix?
FollowUp
Sep 20, 2022
Replies
19
Views
341
Sep 21, 2022
Bdsankey
H
Suggestions for exhaust tip/diffuser
harvesterofbeer
Sep 4, 2022
Replies
4
Views
205
Sep 20, 2022
77cruiser
7
Stroker pump vs dual pumps
bigbird
Nov 5, 2021
2
Replies
29
Views
2K
Jul 11, 2022
JoshH
T
What's the difference between the LMM and LLY fuel pressure regulators?
turbovan
Apr 26, 2022
Replies
8
Views
312
Apr 27, 2022
turbovan
T
T
Has anyone run LMM Injectors in an LLY?
turbovan
Apr 26, 2022
Replies
6
Views
284
Apr 26, 2022
turbovan
T
C
Cp3 removal
COOLCATIB
Apr 16, 2022
Replies
4
Views
372
Apr 21, 2022
Dozerboy
I
which exhaust manifold to replace on LBZ
IdahoMike
Feb 23, 2022
2
3
Replies
45
Views
2K
Apr 14, 2022
RickDLance
R
P
Need help with lift pump sump, nowhere to install
pavetim
Apr 11, 2022
2
3
Replies
43
Views
1K
Apr 13, 2022
pavetim
P
M
Reman injectors
MaxComp88B
Apr 10, 2022
Replies
2
Views
385
Apr 10, 2022
2004LB7
P
What to do with fuel filter
pavetim
Apr 1, 2022
Replies
15
Views
537
Apr 5, 2022
2004LB7
Need help with fass motor
Dm23
Mar 30, 2022
Replies
4
Views
329
Mar 31, 2022
Dm23
N
2021 duramax exhaust
New2chevy21
Feb 20, 2022
Replies
5
Views
374
Feb 20, 2022
darkness
F
dpf
fourshoes
Feb 2, 2022
Replies
6
Views
339
Feb 4, 2022
NC-smokinlmm
S
Injector interchange
Stacyh372
Dec 1, 2021
Replies
2
Views
301
Dec 1, 2021
2004LB7
J
What needs to be done to put aftermarket exhaust on
JoeyHQ
Sep 28, 2021
Replies
3
Views
431
Sep 30, 2021
Yngdmax92
F
Lift pump draw straw length
FollowUp
Sep 16, 2021
Replies
8
Views
312
Sep 17, 2021
19trax95
Stroker pump/street intake cp3 inlet fitting clearance
M.A.M.
Aug 20, 2021
Replies
15
Views
655
Aug 21, 2021
M.A.M.
What are people using for manifold bolts? Pro Fab
04LB7yz
Dec 29, 2016
2
Replies
22
Views
4K
Mar 26, 2021
SheeB
S
K
New gen FASS pumps: 100 vs 165
KRATOCT
Mar 16, 2021
2
Replies
21
Views
4K
Mar 20, 2021
NMWildcat
N
LB7 Airdog lift pump install questions
six5creed
Oct 28, 2020
Replies
7
Views
708
Mar 8, 2021
six5creed
Exhaust bed stack
Robby Avery
Feb 18, 2021
Replies
4
Views
467
Mar 5, 2021
Robby Avery
S
Lmm Exhaust
Sstaub4
Jan 28, 2021
Replies
2
Views
239
Feb 13, 2021
Supermoto68
Fass not pumping.
clrussell
Feb 8, 2021
2
Replies
28
Views
804
Feb 11, 2021
JoshH
ADII low pressure light
silvrmax04
Feb 3, 2021
Replies
3
Views
240
Feb 4, 2021
silvrmax04
Magnaflow 5” full system feedback ?
Supermoto68
Jan 23, 2021
2
Replies
20
Views
856
Feb 2, 2021
Supermoto68
Y
LB7 - 5" FTE Resonator/Muffler
yellowchevy
Dec 20, 2020
Replies
1
Views
305
Dec 20, 2020
dndj
J
Now what: Gasoline in diesel
jzumi
Nov 3, 2020
Replies
6
Views
541
Nov 6, 2020
clrussell
G
FUEL RETURN LINES
gerardo007
Oct 9, 2020
Replies
4
Views
335
Oct 12, 2020
Dozerboy
Kennedy lift pump install
Preston
Sep 20, 2020
2
Replies
35
Views
1K
Sep 25, 2020
Preston
H
DOC removal
Hate2Looz
Sep 13, 2020
Replies
13
Views
690
Sep 19, 2020
fl0w3n
H
Emission Light
Hud
Aug 22, 2020
Replies
5
Views
195
Aug 22, 2020
gmduramax
A
LB7 pump into a LBZ yes no typo
Aebarela17
Aug 10, 2020
Replies
4
Views
326
Aug 17, 2020
Aebarela17
A
What’s in the cp3.......
LBZ
Jul 21, 2020
Replies
9
Views
805
Jul 27, 2020
JoshH
Do I really need 4"??
Mogman
Jun 4, 2020
Replies
4
Views
345
Jun 5, 2020
RMJ_LB7
J
Lift Pump and Sump Install Issues
Jake707
Apr 19, 2020
2
Replies
29
Views
2K
Apr 28, 2020
1FastBrick
Which 5
WolfLMM
Apr 20, 2020
Replies
12
Views
812
Apr 21, 2020
CDmax16
6.2 Diesel Fuel Pump Question
zakkb787
Apr 2, 2020
Replies
4
Views
572
Apr 7, 2020
zakkb787
X
Air Dog Install
XR-Freak
Mar 27, 2020
Replies
0
Views
428
Mar 27, 2020
XR-Freak
X
Emissions delete... pros? cons?
AthenaLMM
Feb 4, 2020
2
3
Replies
43
Views
6K
Feb 14, 2020
Bdsankey
K
Titan tank and sumps
Kunz111
Feb 4, 2020
Replies
14
Views
2K
Feb 7, 2020
xtremebikr04
1
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3
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Duramax 6.6 Technical
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