Flowmaster 40 Series Delta Flow Muffler - 3" Center Inlet / Offset Outlet Inverted Flare to Hose Barb Fittings 1965-1965 GMC B3500

1965-1965 GMC B3500

1970-1977 Ford E-100 Econoline

12 AN Nut to 16 AN Socket

giving the radiator the ability to dissipate heat twice

1956-1956 Ford Thunderbird

Flowmaster 40 Series Delta Flow Muffler - 3" Center Inlet / Offset Outlet Inverted Flare to Hose Barb Fittings 1965-1965 GMC B3500This two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Durable Fully Welded 16 Gauge Aluminized Steel 3 Year Limited Warranty Aggressive To Moderate