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Discussion Starter #1
I was recently at a car show and I heard a bunch of guys talking about how they used to stick water hoses up their glasspack exhaust systems to "break them in" can someone elaborate
 

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Mustang936 said:
How much louder?
Like going from mufflers to straight pipes . In the day ,you weren't cool unless you jacked the rear up as high as the law allowed and did it.

---------- Post added at 03:27 PM ---------- Previous post was at 03:25 PM ----------

I know what your thinking, it only works on glasspacks.
 

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Discussion Starter #6
I thought glass packs were basically straight pipes already. I know that the fiberglass in the absorbs some sound but Is it really that much?
 
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