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'99 - '06 GM Truck Modifications
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Engine & Performance
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Engines, Engine mods, Chips, Filters, etc.
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Anyone have a cam on their 6.0?
VJR021
May 8, 2014
2
Replies
24
Views
11K
Jul 5, 2014
silverado13
Bad idle and poor fuel mileage
Canadian
Jun 3, 2015
Replies
3
Views
3K
Dec 26, 2015
gmac53
G
Battery issue
binder49
Nov 24, 2014
Replies
15
Views
8K
Feb 18, 2015
Bonecollector
best bang for buck
Goat
Aug 24, 2015
Replies
6
Views
5K
Aug 30, 2015
Goat
Blackbear Performance Tuning Info and Reviews
02Beast
May 3, 2014
2
Replies
28
Views
19K
May 8, 2014
cowboy63645
C
Cam help!-2006 GMC Sierra 6.0 (lq9)
Scainjr
Oct 29, 2015
Replies
2
Views
3K
Jun 16, 2017
lsstreettrucks
L
Catch Can thread
silverado13
Mar 27, 2015
Replies
12
Views
7K
May 5, 2015
2003tahoe
W
CEL - Knock Sensor code (low voltage input)
WScott404
Aug 11, 2014
Replies
0
Views
3K
Aug 11, 2014
WScott404
W
Chasing a fuel problem
Kkirwan71
Oct 23, 2015
Replies
15
Views
6K
Oct 30, 2015
Kkirwan71
cold start shutter and stall
sierra4.8
Nov 18, 2014
Replies
4
Views
3K
Nov 24, 2014
sierra4.8
Coolant temp sensor and coolant temp sender?
Bonecollector
May 5, 2014
Replies
5
Views
3K
May 6, 2014
Bonecollector
N
corsa
ncfd4303
May 15, 2014
Replies
2
Views
2K
May 15, 2014
silverado13
Different exhaust brands?
Bonecollector
Sep 29, 2014
2
Replies
24
Views
14K
Jan 19, 2023
davidshawan
D
0
DIY Exhaust Thread-Dynomax Bullet
01ssreda4
Dec 4, 2014
Replies
5
Views
7K
Dec 4, 2014
2003tahoe
Duramax starter grinding problem.
Erki
Feb 5, 2022
Replies
3
Views
3K
Feb 9, 2022
Shaggy
N
E-fan conversion
nate3531
Jul 3, 2014
Replies
2
Views
3K
Jul 3, 2014
nate3531
N
ebay cold air intake
silverado13
May 1, 2014
2
Replies
29
Views
9K
May 4, 2014
silverado13
EGR delete
silverado13
May 15, 2014
Replies
0
Views
2K
May 15, 2014
silverado13
Electric fan upgrade
Kkirwan71
Jun 22, 2015
Replies
15
Views
12K
Oct 4, 2015
GMT
G
P
Engine Oil Timer and Dino vs. Synthetic
peterjford
Jun 24, 2015
Replies
3
Views
3K
Jun 25, 2015
Bonecollector
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