Flowmaster 60 Series Delta Flow Delta Flow Muffler - 2.25" Center Inlet / Offset Outlet 7000203 It meets the basic glove

It meets the basic glove requirement with some groups

BUTLERBuilt has always been proactive in their approach to seating issues

Low gloss powder-coat finish

Requires no modification to factory blocks

1967-1975 Pontiac Firebird

Flowmaster 60 Series Delta Flow Delta Flow Muffler - 2.25" Center Inlet / Offset Outlet 7000203 It meets the basic gloveThe 60 series incorporates Flowmaster's patented Delta Flow technology to produce a mellow tone, improved power and throttle response on smaller displacement 4 and 6 cylinder vehicles. Generally suited to rear mount installations, use of larger diameter tailpipe tip will create a deeper tone that is evident both inside and outside the vehicle. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Durable Fully