Muffler Help!!

Hey buick guys.....im running straight pipes now but i want a muffler for better torque but i love the sound of straight pipes..what is the LOUDEST FLOWMASTER on the market?....help is greatly thanked

kyle
71 gs 350..oh yea small blocks kick ass 2..all bow down to a 455 tho.. :TU:

 

The 40 series will make your ears bleed. They are the shortest and the loudest.

 

??

gee i thought the 1 chamber is the loudest?....the 40 df is on my bros chevelle and it aint loud at all...thanks for responding tho..guess im def or something

kyle

 

I may be wrong, but I think th 40 series is the "original" Flowmaster. AKA the Mustang muffler

 

Walker Ultra-Flos are pretty darn loud too