Flowmaster - 40 Delta Flow® - 3.00 Offset In / 3.00 Center Out - Aggressive Sound indicator light

indicator light

Tumble Polished or Tumble Polished with Aerospace Composite Bowl for significant heat insulating benefits

54 in Rectangular Port - Composite - Big Block Chevy - Pair

75 in OD Balancers - Small Block Chevy - Each

Flowmaster - 40 Delta Flow® - 3.00 Offset In / 3.00 Center Out - Aggressive Sound indicator lightThis 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.