The Jet chip doesn't do a whole lot. Popular mods under $500 to help the
situation:
Cold-air intake (similar to the Airaid but better) such as the Intense
Performance Stage 2
Ported throttle body
Less restrictive exhaust
The advantages of freeing up the intake won't fully be realized till you
open up the exhaust.
Mark MacHale wrote:
> I am new to the list, and am sure this has been asked a thousand times,
> but here goes.
> My 2001 quad cab with automatic 4.7 is looking for a little more power. I
> tow a 4,000 pound boat about 300 miles each way to Lake Powell over very
> hilly terrain, (hills bigger than the mountains in Maryland where I grew
> up).
>
> Altitude renders everything here less powerful,.
> Have installed an Airaid intake system. By my seat of the pants dyno I
> couldn't really tell if it helped.
>
> Resources are limited. My local exhaust guy says he can install a less
> restrictive muffler and 3" pipe for about $200 and says this will give
> only a minor boost in power, but will compliment the airaid.
>
> Jet sells a chip that is said to increase about 18 horses. Cost is around
> $300.
>
> Soooo, any suggestions. Anybody have any hard data? Like a dyno run?
> Anybody have experience at getting more power at altitude?
>
> Mark
> .
> Rifle Colorado
>
>
-- -andy andylevy@yahoo.com Maintainer, DML FAQ - http://www.dakota-truck.net/faq/ http://home.twcny.rr.com/andylevy/dakota/ '99 CC 4x4 318 auto
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