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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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Title
A
8.1L - '01 to '03 interchangeability
Atrus
Mar 11, 2020
Replies
0
Views
1K
Mar 11, 2020
Atrus
A
R
8.1 Big Block O2 sensors
RDomeck
Feb 19, 2020
Replies
0
Views
934
Feb 19, 2020
RDomeck
R
J
2003 2500 Suburban puzzle
JRW261
May 12, 2019
Replies
2
Views
3K
Dec 11, 2019
lazz
L
P
P01 to P59 swap
Peter T
Dec 10, 2019
Replies
0
Views
2K
Dec 10, 2019
Peter T
P
K
Engine Problem
K-Mart
Dec 6, 2019
Replies
0
Views
1K
Dec 6, 2019
K-Mart
K
V
2000 silverado 4.8 engine bad
victorc
Aug 17, 2019
Replies
1
Views
1K
Aug 19, 2019
Old77
D
2000 silverado 1500 6.0 swap
dylanswny
Apr 11, 2019
Replies
0
Views
2K
Apr 11, 2019
dylanswny
D
M
Newby 4.8 Towing Question
mcss1986
Feb 19, 2018
Replies
3
Views
2K
Mar 6, 2019
EfrainD
E
Zerex vs. DexCool
Cmcolfax
Aug 2, 2017
Replies
3
Views
4K
Jan 3, 2019
Cmcolfax
P
03 silverado 5.3 no start
Palmer41
Jan 19, 2018
Replies
3
Views
2K
Feb 21, 2018
Palmer41
P
J
99 Vortec Max
jstammer41
Jan 15, 2018
Replies
2
Views
3K
Jan 18, 2018
Kkirwan71
Cam help!-2006 GMC Sierra 6.0 (lq9)
Scainjr
Oct 29, 2015
Replies
2
Views
3K
Jun 16, 2017
lsstreettrucks
L
S
Starter aand battery died..
stlrboo
Mar 1, 2017
Replies
1
Views
3K
Mar 3, 2017
RoughRiderZ71
R
R
New Fuel Tank
RoughRiderZ71
Apr 27, 2016
Replies
5
Views
5K
Feb 22, 2017
RoughRiderZ71
R
E
Lifters and rocker arms
ERICJESQUIVEL
Nov 21, 2016
Replies
0
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3K
Nov 21, 2016
ERICJESQUIVEL
E
R
Supercharger for the 8.1
RoughRiderZ71
Oct 15, 2016
Replies
0
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3K
Oct 15, 2016
RoughRiderZ71
R
How To Tell if a Piston is TDC
Cmcolfax
Aug 1, 2016
Replies
3
Views
3K
Aug 1, 2016
Cmcolfax
2002 5.3L Check engine light flashing
Bonecollector
Nov 9, 2014
Replies
12
Views
13K
May 31, 2016
moremilon12
M
C
4.3 Vortec spark knock....
CliffA
Apr 4, 2016
Replies
3
Views
5K
Apr 7, 2016
Kkirwan71
Bad idle and poor fuel mileage
Canadian
Jun 3, 2015
Replies
3
Views
3K
Dec 26, 2015
gmac53
G
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