Flowmaster HP-2 Series "Shorty" Muffler- 2" Inlet, 2" Outlet - 12" Case - 409S 433992 The proportioning valve may be

The proportioning valve may be adjusted to limit rear brake pressure to help prevent rear brake lock-up

for automatic transmissions use #1483 and #1495 or #1844

Billet aluminum

Transmission Mount Included

Flowmaster HP-2 Series "Shorty" Muffler- 2" Inlet, 2" Outlet - 12" Case - 409S 433992 The proportioning valve may beConstructed with an 12" long, painted 409S outer shell, and 409 Internal components. Available in 2. 00", 2. 25", and 2. 50" inlet outlet sizes. Featuring the same the same technology as the standard HP 2 mufflers, the 409S HP 2 "Shorties" have a shorter case length of 12 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 "Shorties" feature a painted