Glasspacks have louvers inside that create turbulence and thus backpressure.
They are better than old fashioned OEM mufflers but not as good as modern hi
po mufflers. I don't know if they're better than OE Dak mufflers.
Dr. Pat
----------
>From: "Bert.W.Loy-1" <Bert.W.Loy-1@ou.edu>
>To: dakota-truck@buffnet.net
>Subject: DML:Glasspacks
>Date: Mon, Feb 22, 1999, 5:31 AM
>
> mods, I installed a glasspack until I save up some money for a flowmaster.
> The second reason was because the truck was
> too quite. Some people tell me that glasspacks make your truck slower and
> some tell me they don't. I figured I'd ask
> someone with more knowledge than my friends. If they make it worse, why do
> they? Also, I've got some killer pictures
> of burnin the tires if anyone wants them on their webpage. Problem is that
> I don't have the negatives so I would need
> to them returned. Don't have a scanner either.
> Thanks,
>
> Bert
> 97'Blck.Dakota
> 318: Edlebrock Headers,
> K&N 14x3, MSD Coil&Wires,
> JET chip, Lakewood Traction Bars,
> TIRES: Fr-255/60/15; Rr-275/60/15 (all on stock wheels)
> Oh yeah, it's a five speed too.
>
>
>
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