Flowmaster - 50 Delta Flow® - 2.50 Center In / 2.50 Offset Out - Moderate Sound These new Flow FX mufflers

These new Flow FX mufflers have a compact 4

450 in Long - Stainless - Big Block Chevy - Each

The Velcro® closure allows a maximum neck size of about 20" so the RaceQuip Helmet Support Collars are comfortable and easy to use

770 in Backspace - 5 x 4

Flowmaster - 50 Delta Flow® - 2.50 Center In / 2.50 Offset Out - Moderate Sound These new Flow FX mufflersThe three chamber design utilizes Flowmaster's Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.