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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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P
P01 to P59 swap
Peter T
Dec 10, 2019
Replies
0
Views
2K
Dec 10, 2019
Peter T
P
P
Oil in the intake
PrplGld
Mar 6, 2022
Replies
0
Views
1K
Mar 6, 2022
PrplGld
P
R
O2 sensors...
Rocfrog
Sep 12, 2015
Replies
7
Views
4K
Sep 15, 2015
burgundybeast04
M
Newby 4.8 Towing Question
mcss1986
Feb 19, 2018
Replies
3
Views
2K
Mar 6, 2019
EfrainD
E
R
New Fuel Tank
RoughRiderZ71
Apr 27, 2016
Replies
5
Views
5K
Feb 22, 2017
RoughRiderZ71
R
need help quick
silverado13
May 20, 2014
Replies
5
Views
3K
Jul 5, 2014
silverado13
Mysterious stalling no codes. But sometimes codes
TJ.
Sep 26, 2020
Replies
0
Views
791
Sep 26, 2020
TJ.
A
Missing Fuel Pressure Regulator
Aleczander
Nov 16, 2021
Replies
0
Views
589
Nov 16, 2021
Aleczander
A
A
Methanol/water systems
Auegl
Jun 4, 2014
Replies
1
Views
2K
Jul 3, 2014
Mrhorsepowerlsx
M
S
Mating lq4 to 4l80e
Stevee5039
Jul 17, 2022
Replies
1
Views
1K
Jul 18, 2022
stutaeng
S
ls1 vs 6.0 swap pros and cons?
CBurt
Jun 9, 2014
Replies
18
Views
7K
Jun 28, 2014
CBurt
S
Lost oil pressure. Sludge monster
Stevee5039
Mar 25, 2022
Replies
1
Views
902
Mar 25, 2022
Stevee5039
S
E
Lifters and rocker arms
ERICJESQUIVEL
Nov 21, 2016
Replies
0
Views
3K
Nov 21, 2016
ERICJESQUIVEL
E
H
LED lights
Heavenlyhawgs
Nov 15, 2022
Replies
1
Views
914
Nov 24, 2022
adriver
A
Internal engine upgrades
silverado13
May 7, 2014
Replies
0
Views
2K
May 7, 2014
silverado13
Intake manifold gasket problem?
CBurt
May 5, 2014
Replies
16
Views
6K
Jun 28, 2014
CBurt
C
In the market for a programmer
cedens
May 4, 2014
Replies
14
Views
8K
May 9, 2014
VJR021
How To Tell if a Piston is TDC
Cmcolfax
Aug 1, 2016
Replies
3
Views
3K
Aug 1, 2016
Cmcolfax
How to decipher VIN?
Bonecollector
May 16, 2014
Replies
10
Views
4K
May 18, 2014
2003tahoe
F
Help with misfire
frostbite
Dec 1, 2014
Replies
2
Views
4K
Dec 26, 2015
gmac53
G
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