Flowmaster 40 Series Delta Flow Muffler - 2.5" Center Inlet / Outlet 2070117 1986-1991 GMC Jimmy

1986-1991 GMC Jimmy

Bubba Rope

1968-1969 Chevrolet K20 Pickup

Dual 10 AN Female Outlets

Carb recommendations: Edelbrock AVS2 650 cfm or Performer Series #1405 600 cfm

Flowmaster 40 Series Delta Flow Muffler - 2.5" Center Inlet / Outlet 2070117 1986-1991 GMC JimmyThis two chamber design incorporates Flowmaster's patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. 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 Moderate