Flowmaster 40 Series Delta Flow 2" Center In/Out Chambered Universal Muffler turbo upgrades 4" OEM Style Rear Block

4" OEM Style Rear Block Kit Made forFord F250 F350

65 Degree Horizontal Spread X 69 Degree Vertical Spread

Competition and Off-road use only

Engineered to retain the factory ride and handling

It stretches to help get your stuck vehicle moving

Flowmaster 40 Series Delta Flow 2" Center In/Out Chambered Universal Muffler turbo upgrades 4" OEM Style Rear BlockThis two chamber design incorporates Flowmaster's Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: No internal packing to blowout Race proven Delta Flow technology Excellent Street Strip and Off Road