Flowmaster 40 Series Delta Flow Muffler - 2.25" Offset - Inlet / Dual Outlet 4122SMLBU Include Fluid Pickup Extension &

Include Fluid Pickup Extension & Gasket

There are no gear teeth on the dog ring to engage with other gears

10 mm Studs

Carburetor Base Plate Gasket

Flowmaster 40 Series Delta Flow Muffler - 2.25" Offset - Inlet / Dual Outlet 4122SMLBU Include Fluid Pickup Extension &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