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Forums
Avalanche Owners Zone
Chevy Avalanche Performance Modifications
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Perf: 2500 Specific Perfomance Mods
This area is for "the few, the proud ..." owners of the 2500 and their unique performance issues
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R
Muffler Delete for 2500
Roosevelt1234
Feb 21, 2021
Replies
7
Views
415
Apr 6, 2021
mdovenmuehler
M
D
Rare Parts Tie Rod Ends
Durwin
Mar 17, 2021
Replies
8
Views
221
Mar 19, 2021
Durwin
D
Hypertech max energy
Unpredictable419
Oct 26, 2012
Replies
9
Views
2K
Jan 5, 2021
camaroz1985
M
Ram cold air intake hood for 2500?
mdovenmuehler
Oct 13, 2020
2
Replies
26
Views
812
Nov 2, 2020
mdovenmuehler
M
Wheel spacers
roadrunner
Feb 20, 2019
2
Replies
26
Views
2K
Oct 14, 2020
mdovenmuehler
M
D
Cognito Motorsports Upper Control Arms
Durwin
Aug 22, 2020
Replies
11
Views
704
Oct 8, 2020
Durwin
D
M
Performance 4L85E transmission
mdovenmuehler
Sep 13, 2020
Replies
0
Views
147
Sep 13, 2020
mdovenmuehler
M
M
Are You One Of The exclusive Av (2500) Owners
MagicMtnDan
Jul 1, 2003
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16
Replies
394
Views
137K
Aug 16, 2020
jmwsmith
Rear axle cover
cntry_boy77
Jul 1, 2015
Replies
13
Views
4K
Nov 5, 2019
CarMech1969
2500 Rear Leaf Spring Shackle
MS03 2500
Aug 31, 2017
2
Replies
41
Views
3K
Sep 30, 2019
MS03 2500
duramax conversion??
canadiansuperman
May 7, 2010
2
Replies
39
Views
24K
Apr 16, 2019
Jimland
J
Hummer Wheels
JVZL1
Mar 20, 2019
Replies
6
Views
845
Mar 23, 2019
JVZL1
G
2500 Owners Only
gandolphxx
Feb 21, 2003
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4
Replies
77
Views
20K
Dec 14, 2018
MS03 2500
E locking front differential for a 2500
MS03 2500
Nov 5, 2018
Replies
4
Views
854
Nov 5, 2018
MS03 2500
Air Intakes
JVZL1
Sep 2, 2018
Replies
22
Views
2K
Oct 21, 2018
JVZL1
E
Performance chips
Edfort
Sep 18, 2018
Replies
3
Views
887
Sep 19, 2018
ygmn
02 Av 2500 lowering
more.power
Feb 27, 2018
Replies
12
Views
1K
Jun 4, 2018
more.power
D
Samco Silicone Hoses for the 8.1L
Durwin
Jan 23, 2007
Replies
4
Views
2K
May 23, 2018
Durwin
D
Intake suggestions
more.power
Mar 2, 2018
Replies
1
Views
824
Mar 2, 2018
Randy
8.1 tunes
more.power
Mar 2, 2018
Replies
1
Views
904
Mar 2, 2018
camaroz1985
New 2500 Bump Stops
MS03 2500
Apr 21, 2011
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5
Replies
121
Views
64K
Aug 4, 2017
MS03 2500
Rear Spacers for 2500 AV
James160
May 1, 2011
2
Replies
40
Views
12K
May 10, 2017
camaroz1985
J
New Exhaust System
jbrnigan
Jan 24, 2017
Replies
2
Views
1K
Jan 26, 2017
cadboy1
Rear sway bar question - ADDCO #2159
Foothills_GT
Oct 17, 2016
Replies
1
Views
2K
Oct 17, 2016
MS03 2500
L
broken exhaust manifold bolts - swapping heads
lancerus
Jul 30, 2016
Replies
16
Views
3K
Sep 30, 2016
duneit03
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Avalanche Owners Zone
Chevy Avalanche Performance Modifications
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