Flowmaster 50 Series Delta Flow Muffler - 3" Offset Inlet / 2.5 Dual Outlet H762001XS Aeroquip stainless steel internal support

Aeroquip stainless steel internal support coils provide extra support for extreme vacuum applications

110" needle and seats

640 in OD Step

1977-1983 Oldsmobile Cutlass Supreme

Centerlink Shims

Flowmaster 50 Series Delta Flow Muffler - 3" Offset Inlet / 2.5 Dual Outlet H762001XS Aeroquip stainless steel internal supportThe three chamber design utilizes Flowmaster's patented 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. Features: Durable Fully Welded 16 Gauge Aluminized Steel 3 Year Limited Warranty Aggressive To