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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

6,200 Posts
424 Topics
Last post by more.power
in Re: 02 Av 2500 lowering
on 06/04/18 06:50 AM
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.

10,267 Posts
871 Topics
Last post by bpdutton
in Re: PAI from 1aAuto.com
on 05/18/18 04:34 AM
No New Posts

Perf: Drivetrain Brakes & Suspension

Transmission, differential, driveshaft upgrades for better performance. Suspension and Braking improvements for the performance crowd

10,440 Posts
867 Topics
Last post by cydways
in Axle compatibility
on Today at 08:29 AM
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.

13,399 Posts
1,007 Topics
Last post by MS03 2500
in Re: OBDII error code C02...
on 05/10/18 04:09 PM
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..

20,362 Posts
1,752 Topics
Last post by enoniam
in Re: Possibly stupid ques...
on 04/21/18 01:34 PM
No New Posts

Perf: Forced Induction

Serious horsepower, serious money. Turbochargers, Superchargers & Nitrous.

9,809 Posts
387 Topics
Last post by Jwh91
in 2005 5.3, MAF 215-ish g/...
on 04/11/18 09:40 PM
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

9,657 Posts
647 Topics
Last post by Vaeagleav
in Re: Thoughts on 5.3/tran...
on 06/16/18 08:53 AM
Whether it's the 5.3 or the 8.1 share tips and tricks on how to boost horsepower, torque, and smoke the competition.
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 80 44,472 Last post 04/07/18 01:34 AM
by Jwh91
READ THIS BEFORE YOU POST HERE! goo929 0 7,805 Last post 09/19/02 11:32 AM
by goo929
what have you done to improve your MPG? « 1 2 3  All » jplumer 61 50,146 Last post 04/11/18 09:53 PM
by Jwh91
Fastest Avalanche list (track times) « 1 2 3 4 5 ... 17  All » KY_BOB 401 134,743 Last post 09/17/17 07:45 AM
by DrX
So looking to build my '03 into a (semi) monster... redheadedrod 0 429 Last post 02/15/17 04:55 PM
by redheadedrod
100 horse more at the wheel? jwylde7 10 3,027 Last post 02/05/17 11:26 AM
by groo
Performance Mods! 04AvGuy 5 1,774 Last post 01/28/17 01:20 PM
by Z66Modder
Best WARRANTIED engine/torque/go fast mods for 07 and up???? Hanz Groober 9 4,288 Last post 01/25/17 10:00 PM
by XSKIER
New Avalanche Arrived, Time To Begin 6.0L Conv.! « 1 2 3  All » Jason_@_TX_Speed 58 14,614 Last post 06/07/16 08:04 AM
by igotzzoom
Just Getting Started EWD 0 718 Last post 04/20/16 11:03 AM
by EWD
some mods I got need more venomchevy 8 4,713 Last post 03/03/16 01:04 AM
by redheadedrod
Best Single MPG Mod? « 1 2 3  All » Oleksy 61 30,211 Last post 06/15/15 11:27 AM
by mavericknj
how to burn out?? « 1 2 3 4 5  All » 04avZ71 105 89,454 Last post 02/10/15 11:23 AM
by 09chevyavy
E 85 upgrade « 1 2  All » Birchboy 27 17,547 Last post 10/06/14 08:13 PM
by Rocky Mountain Sooner
Looking for performance with 1500 bucks « 1 2 3  All » sebs50 51 28,047 Last post 08/22/14 02:14 PM
by timfarn
what do u think my first performance mod i should do to my AV bigbrent 8 5,366 Last post 05/23/14 06:26 AM
by Maniac
Mods to suggest... Bolt on preferred... Klay23 15 6,155 Last post 03/05/14 05:57 AM
by Roody650iAvy
Avalanche finally meets the Dyno...video TXSZ66AVLANCHE 16 6,906 Last post 12/16/13 04:40 PM
by RB`s 2010 AV
HELP!! WANT more power!! « 1 2  All » Avalanche 1500 37 9,463 Last post 11/22/13 01:13 PM
by RB`s 2010 AV
hoo has the most horse power!! « 1 2 3 4  All » stogen 80 23,896 Last post 09/16/13 06:30 AM
by enoniam
CAI, Exhaust and Programmer Submariner 1 2,448 Last post 08/09/13 11:57 AM
by Submariner
0-60, who has the quickest Avy! AvyMan2093 12 4,126 Last post 04/25/13 06:53 PM
by Old No.7 Avalanche
Best performance mods for the money Bucks79 7 5,915 Last post 11/01/12 06:19 AM
by Bucks79
Advice with performance Mods needed!!! avking 10 4,751 Last post 06/25/12 06:57 PM
by MyBigToy
too soon to put it on the track? firebus 3 2,458 Last post 06/19/12 01:00 AM
by Mr Monte
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