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General Fuel System & Exhaust Questions
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Duramax 6.6 Technical
Duramax Hard Parts
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Fleece Performance 2004.5-2007 Duramax PowerFlo In-tank Lift Pump?
1FastBrick
Nov 21, 2019
2
Replies
33
Views
5K
Sunday at 12:32 PM
1FastBrick
I
which exhaust manifold to replace on LBZ
IdahoMike
Feb 23, 2022
2
3
Replies
46
Views
3K
Sep 8, 2023
LS1K5
L
Dual Fueler issues, HELP!!
rfletes79
Aug 27, 2023
Replies
13
Views
252
Aug 29, 2023
Bdsankey
A
Lift pump and fuel filter delete
abishoff
Jun 25, 2023
Replies
18
Views
388
Jul 17, 2023
Dean E
D
How much should I trust FASS filtration?
Delta.Speed
May 1, 2023
Replies
15
Views
350
May 5, 2023
08lmm72mm
0
A
Down pipe sensor questions?
Attackpilot
Mar 25, 2023
Replies
3
Views
195
Apr 13, 2023
05LLYDMAX
Replacement muffler
Pure Diesel
Apr 8, 2023
Replies
3
Views
187
Apr 9, 2023
2004LB7
S
Aftermarket Fuel Filter System Question
SHANE V
Aug 18, 2022
Replies
4
Views
435
Mar 28, 2023
Mickey D
T
Trying to quiet truck down and get rid of exhaust drone 4" exhaust
tporter
Feb 22, 2023
Replies
5
Views
268
Feb 25, 2023
turbovan
T
PPE Up-pipes and manifolds
shakenfake
Jan 23, 2023
2
Replies
26
Views
639
Jan 25, 2023
shakenfake
CP3 Gear Install / Torque Spec?
DAVe3283
Dec 11, 2022
Replies
8
Views
1K
Dec 12, 2022
DAVe3283
Help me fix the Nicktane...
Dozerboy
Nov 27, 2022
Replies
6
Views
322
Nov 29, 2022
Dozerboy
M
Lift pump
MaxComp88B
Oct 19, 2022
Replies
16
Views
687
Nov 1, 2022
BLACKMAX1
Can Some one Identify this fitting on the Pick up for an LBZ?
1FastBrick
Oct 24, 2022
Replies
3
Views
201
Oct 24, 2022
1FastBrick
Diesel Catalyst Replacement
1FastBrick
Oct 20, 2022
Replies
17
Views
375
Oct 20, 2022
1FastBrick
low pressure fuel leak got me stumped
OleBlackyLBZ
Sep 22, 2022
Replies
13
Views
320
Sep 22, 2022
Chevy1925
F
Leaking nozzles, fix?
FollowUp
Sep 20, 2022
Replies
19
Views
495
Sep 21, 2022
Bdsankey
H
Suggestions for exhaust tip/diffuser
harvesterofbeer
Sep 4, 2022
Replies
4
Views
299
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
397
Apr 27, 2022
turbovan
T
T
Has anyone run LMM Injectors in an LLY?
turbovan
Apr 26, 2022
Replies
6
Views
434
Apr 26, 2022
turbovan
T
C
Cp3 removal
COOLCATIB
Apr 16, 2022
Replies
4
Views
460
Apr 21, 2022
Dozerboy
P
Need help with lift pump sump, nowhere to install
pavetim
Apr 11, 2022
2
3
Replies
43
Views
2K
Apr 13, 2022
pavetim
P
M
Reman injectors
MaxComp88B
Apr 10, 2022
Replies
2
Views
457
Apr 10, 2022
2004LB7
P
What to do with fuel filter
pavetim
Apr 1, 2022
Replies
15
Views
728
Apr 5, 2022
2004LB7
Need help with fass motor
Dm23
Mar 30, 2022
Replies
4
Views
402
Mar 31, 2022
Dm23
N
2021 duramax exhaust
New2chevy21
Feb 20, 2022
Replies
5
Views
538
Feb 20, 2022
darkness
F
dpf
fourshoes
Feb 2, 2022
Replies
6
Views
429
Feb 4, 2022
NC-smokinlmm
S
Injector interchange
Stacyh372
Dec 1, 2021
Replies
2
Views
362
Dec 1, 2021
2004LB7
J
What needs to be done to put aftermarket exhaust on
JoeyHQ
Sep 28, 2021
Replies
3
Views
485
Sep 30, 2021
Yngdmax92
F
Lift pump draw straw length
FollowUp
Sep 16, 2021
Replies
8
Views
415
Sep 17, 2021
19trax95
Stroker pump/street intake cp3 inlet fitting clearance
M.A.M.
Aug 20, 2021
Replies
15
Views
745
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
833
Mar 8, 2021
six5creed
Exhaust bed stack
Robby Avery
Feb 18, 2021
Replies
4
Views
538
Mar 5, 2021
Robby Avery
S
Lmm Exhaust
Sstaub4
Jan 28, 2021
Replies
2
Views
276
Feb 13, 2021
Supermoto68
Fass not pumping.
clrussell
Feb 8, 2021
2
Replies
28
Views
1K
Feb 11, 2021
JoshH
ADII low pressure light
silvrmax04
Feb 3, 2021
Replies
3
Views
273
Feb 4, 2021
silvrmax04
Magnaflow 5” full system feedback ?
Supermoto68
Jan 23, 2021
2
Replies
20
Views
962
Feb 2, 2021
Supermoto68
Y
LB7 - 5" FTE Resonator/Muffler
yellowchevy
Dec 20, 2020
Replies
1
Views
366
Dec 20, 2020
dndj
J
Now what: Gasoline in diesel
jzumi
Nov 3, 2020
Replies
6
Views
671
Nov 6, 2020
clrussell
G
FUEL RETURN LINES
gerardo007
Oct 9, 2020
Replies
4
Views
394
Oct 12, 2020
Dozerboy
Kennedy lift pump install
Preston
Sep 20, 2020
2
Replies
35
Views
2K
Sep 25, 2020
Preston
H
DOC removal
Hate2Looz
Sep 13, 2020
Replies
13
Views
826
Sep 19, 2020
fl0w3n
H
Emission Light
Hud
Aug 22, 2020
Replies
5
Views
232
Aug 22, 2020
gmduramax
A
LB7 pump into a LBZ yes no typo
Aebarela17
Aug 10, 2020
Replies
4
Views
392
Aug 17, 2020
Aebarela17
A
What’s in the cp3.......
LBZ
Jul 21, 2020
Replies
9
Views
972
Jul 27, 2020
JoshH
Do I really need 4"??
Mogman
Jun 4, 2020
Replies
4
Views
386
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
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Duramax 6.6 Technical
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