3" exhaust

[11secondgs]

Who has a really good manderal 3" exhaust with awesome sounding mufflers for these GN's.

I think my GN will not produce any more boost becuase the exhaust is chooking the addition of more boost.

How much ans where?

 

[BuickGNturbo87]

exhuast

hey go to Welcome To CottonsPerformance.com! and go under exhuast he has a really nice 3" single shot exhuast that works great and its cheap its only like 325 or so

 

[gnfanatic]

torque technologies with dynomax ultraflows, kick ass!

 

[1BUICKGN]

hey go to Welcome To CottonsPerformance.com! and go under exhuast he has a really nice 3" single shot exhuast that works great and its cheap its only like 325 or so

I have his 3" dual exhaust system and there are no complaints here.