Originally Posted by Westwood

yep 2.5 inlet/outlet and 3" in the middle! and man i love how it sounds.

got it from ebay MSRP $547 paid $268+80$ shipped fed ex! my buddy couldn't beat that price and he owns a speed shop i think its the prefect match for my top speed axle back. throttle response and torque is very good. but most of all the sound is deeper almost exotic im very satisfied