boom tube exhaust?

[Jonny-K5]

i was just doing some research and came across references to something called nascar style boom tubes. anyone ever hear of those? im guessing its just a big open chamber in the exhaust pipe.

here is where i found em.


http://www.hotrodstohell.net/chevelle_from_hell/index.htm


anyone know where can you get them?or is it something you custom build.

 

[mrk5]

Here's something I found using google.

Here's the link.

 

[Jonny-K5]

thanks buddy /forums/images/graemlins/thumb.gif