Flowmaster 40 Series Delta Flow Muffler - 2" Center Inlet / Outlet H761C01XL and includes a flexible 12"

and includes a flexible 12" long fill hose

Spring-Loaded Bullet 1-1/2 O

7-1/2 in Long

Air Regulator

1974-1979 Mercury Cougar

Flowmaster 40 Series Delta Flow Muffler - 2" Center Inlet / Outlet H761C01XL and includes a flexible 12"This 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