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No New Posts Perf: 2500 Specific Perfomance Mods
This area is for "the few, the proud ..." owners of the 2500 and their unique performance issues
6118 Posts
416 Topics
Last post by MS03 2500
in Re: SUPERCHARGER!!!!
on 08/09/16 11:05 pm
No New Posts Perf: Air Intakes Kits & Filters
One of the first and easiest performance mods you should make. Cold air intakes, FIPK and others.
10244 Posts
869 Topics
Last post by ygmn
in Re: Spectre CAI clamp wo...
on 06/03/16 05:58 am
No New Posts Perf: Drivetrain Brakes & Suspension
Transmission, differential, driveshaft upgrades for better performance. Suspension and Braking improvements for the performance crowd
10252 Posts
846 Topics
Last post by ygmn
in MOVED: 2003 AV Z66 shock...
on Today at 12:02 pm
No New Posts Perf: Engine Computer
Everything about tuning the engine computer for more horsepower. From programmers and modules to custom computer software & programs. Tune your truck to your needs.
13344 Posts
999 Topics
Last post by Henry
in Re: Lost MPG after custo...
on 07/24/16 09:52 am
No New Posts Perf: Exhaust
Lets get the air out of the engine now. Information about exhaust, cat back systems, shortie headers, medium and long tube headers, mufflers, tips & etc..
20315 Posts
1743 Topics
Last post by Maniac
in Shorty
on 07/28/16 02:37 pm
No New Posts Perf: Forced Induction
Serious horsepower, serious money. Turbochargers, Superchargers & Nitrous.
9761 Posts
383 Topics
Last post by JohnnieMo
in Re: Towing with a superc...
on 06/30/16 10:03 am
No New Posts Perf: Ignition & Engine
Performance mods to the ignition system. Includes Plugs wires and coils. Engine mods include heads, valves, rockers, coolant system etc
9417 Posts
634 Topics
Last post by redheadedrod
in Re: 5.3 replacement
on Yesterday at 10:08 am
Pages: [1] 2 3 4 5 ... 13   Go Down
 
Subject Started by Replies Views Last post
0 Members and 3 Guests are viewing this board.
Best bang for the buck « 1 2 3 4  All » Vonderbach 77 33311 Last post 08/31/15 10:15 am
by Danielcondron
READ THIS BEFORE YOU POST HERE! goo929 0 7130 Last post 09/19/02 11:32 am
by goo929
MOVED: 5.3 replacement ygmn 0 25 Last post 08/18/16 11:20 am
by ygmn
Best WARRANTIED engine/torque/go fast mods for 07 and up???? Hanz Groober 8 2048 Last post 07/04/16 10:47 am
by MS03 2500
Performance Mods! 04AvGuy 4 230 Last post 06/27/16 11:25 am
by enoniam
New Avalanche Arrived, Time To Begin 6.0L Conv.! « 1 2 3  All » Jason_@_TX_Speed 58 8882 Last post 06/07/16 08:04 am
by igotzzoom
Just Getting Started EWD 0 204 Last post 04/20/16 11:03 am
by EWD
some mods I got need more venomchevy 8 2066 Last post 03/03/16 02:04 am
by redheadedrod
100 horse more at the wheel? jwylde7 9 1127 Last post 10/27/15 03:28 pm
by Randy
Best Single MPG Mod? « 1 2 3  All » Oleksy 61 20385 Last post 06/15/15 11:27 am
by mavericknj
how to burn out?? « 1 2 3 4 5  All » 04avZ71 105 61096 Last post 02/10/15 12:23 pm
by 09chevyavy
E 85 upgrade « 1 2  All » Birchboy 27 12233 Last post 10/06/14 08:13 pm
by Rocky Mountain Sooner
Looking for performance with 1500 bucks « 1 2 3  All » sebs50 51 18783 Last post 08/22/14 02:14 pm
by timfarn
Fastest Avalanche list (track times) « 1 2 ... 14 15  All » KY_BOB 364 86372 Last post 08/01/14 07:32 am
by enoniam
what do u think my first performance mod i should do to my AV bigbrent 8 3381 Last post 05/23/14 06:26 am
by Maniac
Mods to suggest... Bolt on preferred... Klay23 15 3126 Last post 03/05/14 06:57 am
by Roody650iAvy
Avalanche finally meets the Dyno...video TXSZ66AVLANCHE 16 4327 Last post 12/16/13 05:40 pm
by RB`s 2010 AV
HELP!! WANT more power!! « 1 2  All » Avalanche 1500 37 5331 Last post 11/22/13 02:13 pm
by RB`s 2010 AV
hoo has the most horse power!! « 1 2 3 4  All » stogen 80 14605 Last post 09/16/13 06:30 am
by enoniam
CAI, Exhaust and Programmer Submariner 1 1629 Last post 08/09/13 11:57 am
by Submariner
0-60, who has the quickest Avy! AvyMan2093 12 2540 Last post 04/25/13 06:53 pm
by Old No.7 Avalanche
what have you done to improve your MPG? « 1 2 3  All » jplumer 60 38873 Last post 11/30/12 12:24 am
by arharris
Best performance mods for the money Bucks79 7 3984 Last post 11/01/12 06:19 am
by Bucks79
Advice with performance Mods needed!!! avking 10 3555 Last post 06/25/12 06:57 pm
by MyBigToy
too soon to put it on the track? firebus 3 1463 Last post 06/19/12 01:00 am
by Mr Monte
Pages: [1] 2 3 4 5 ... 13   Go Up
 
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