Flowmaster 50 Series Delta Flow Muffler - 3" Offset Inlet / 2.5 Dual Outlet 20-OTL-NG-ML Oldsmobile Custom Cruiser 1977-1975

Oldsmobile Custom Cruiser 1977-1975

18mm Double D to 1 in 18 Spline

Classic Instruments Temperature Sensor 12mm SN12MM

Shoulders adjust from 20" to 40" and lap belt adjusts from 20" to 60"

Flowmaster 50 Series Delta Flow Muffler - 3" Offset Inlet / 2.5 Dual Outlet 20-OTL-NG-ML Oldsmobile Custom Cruiser 1977-1975The 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