Flowmaster HP-2 Series Muffler - 2" Inlet, 2" Outlet - 18" Case - 409S CHOPCMD 3/4 in Double D to

3/4 in Double D to 1 in 48 Spline

Durable cufflink ends to stay tightly connected to the helmet and pumper system

Metering Blocks

Tapped for Temperature Sensor Port

will fit early 16-bolt head with Ford 16-bolt intake gasket set

Flowmaster HP-2 Series Muffler - 2" Inlet, 2" Outlet - 18" Case - 409S CHOPCMD 3/4 in Double D toConstructed with an 18" long, painted 409S outer shell, and 409 Internal components. Available in 2. 00", 2. 25", and 2. 50" inlet outlet sizes. The 409S HP 2 mufflers have a case length of 18 inches and a 4. 00 X 5. 50 inch width. Due to their Cool Shell Technology they can be placed in virtually any location under the vehicle. The 409S HP 2 mufflers feature a painted 409S outer shell, and 409S internal construction. Available in 2. 00, 2. 25, and 2.