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
21
Views
1K
MS03 2500
MS03 2500
M
Performance 4L85E transmission
Replies
0
Views
60
mdovenmuehler
M
D
Cognito Motorsports Upper Control Arms
Replies
8
Views
349
Durwin
D
M
Are You One Of The exclusive Av (2500) Owners
10 11 12 13 14 15 16
Replies
394
Views
136K
jmwsmith
J
cntry_boy77
Rear axle cover
Replies
13
Views
4K
CarMech1969
CarMech1969
MS03 2500
2500 Rear Leaf Spring Shackle
2
Replies
41
Views
3K
MS03 2500
MS03 2500
canadiansuperman
duramax conversion??
2
Replies
39
Views
23K
Jimland
J
JVZL1
Hummer Wheels
Replies
6
Views
759
JVZL1
JVZL1
G
2500 Owners Only
2 3 4
Replies
77
Views
20K
MS03 2500
MS03 2500
MS03 2500
E locking front differential for a 2500
Replies
4
Views
789
MS03 2500
MS03 2500
JVZL1
Air Intakes
Replies
22
Views
2K
JVZL1
JVZL1
E
Performance chips
Replies
3
Views
812
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
2K
Durwin
D
more.power
Intake suggestions
Replies
1
Views
766
Randy
Randy
more.power
8.1 tunes
Replies
1
Views
832
camaroz1985
camaroz1985
MS03 2500
New 2500 Bump Stops
2 3 4 5
Replies
121
Views
64K
MS03 2500
MS03 2500
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
MS03 2500
MS03 2500
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
MS03 2500
MS03 2500
J
SUPERCHARGER!!!!
Replies
19
Views
9K
MS03 2500
MS03 2500
Dae_Ma
MSD Ignition Coil Set and Wires.
2
Replies
28
Views
24K
Eskimo
Eskimo
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