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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
roadrunner
Wheel spacers
Replies
5
Views
659
ronthehandymanga
ronthehandymanga
M
Are You One Of The exclusive Av (2500) Owners
10 11 12 13 14 15 16
Replies
393
Views
135K
JVZL1
JVZL1
cntry_boy77
Rear axle cover
Replies
13
Views
4K
CarMech1969
CarMech1969
newavguy
2500 Rear Leaf Spring Shackle
2
Replies
41
Views
3K
newavguy
newavguy
canadiansuperman
duramax conversion??
2
Replies
39
Views
23K
Jimland
J
JVZL1
Hummer Wheels
Replies
6
Views
726
JVZL1
JVZL1
G
2500 Owners Only
2 3 4
Replies
77
Views
20K
newavguy
newavguy
newavguy
E locking front differential for a 2500
Replies
4
Views
746
newavguy
newavguy
JVZL1
Air Intakes
Replies
22
Views
2K
JVZL1
JVZL1
E
Performance chips
Replies
3
Views
773
ygmn
ygmn
more.power
02 Av 2500 lowering
Replies
12
Views
1K
more.power
more.power
D
Samco Silicone Hoses for the 8.1L
Replies
4
Views
1K
Durwin
D
more.power
Intake suggestions
Replies
1
Views
734
Randy
Randy
more.power
8.1 tunes
Replies
1
Views
798
camaroz1985
camaroz1985
newavguy
New 2500 Bump Stops
2 3 4 5
Replies
121
Views
63K
newavguy
newavguy
James160
Rear Spacers for 2500 AV
2
Replies
40
Views
12K
camaroz1985
camaroz1985
J
New Exhaust System
Replies
2
Views
1K
cadboy1
cadboy1
Foothills_GT
Rear sway bar question - ADDCO #2159
Replies
1
Views
2K
newavguy
newavguy
L
broken exhaust manifold bolts - swapping heads
Replies
16
Views
3K
duneit03
duneit03
CarMech1969
2002 Chevy Avalanche 2500 series Cummins turbodiesel
Replies
2
Views
2K
Alaska_AV.
Alaska_AV.
3
Drone resolved'
Replies
5
Views
2K
newavguy
newavguy
J
SUPERCHARGER!!!!
Replies
19
Views
9K
newavguy
newavguy
Dae_Ma
MSD Ignition Coil Set and Wires.
2
Replies
28
Views
24K
Eskimo
Eskimo
Eskimo
Engine mount mod..
Replies
3
Views
3K
Eskimo
Eskimo
jimbo53188
steering stabilizer
2 3 4
Replies
91
Views
35K
HostileJava
H
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