Super HP-2 Muffler 409SS - 2.25 Center In./2.25 Center Out - Aggressive Sound 1977-lincoln-mark-v-esi7056682 220 in Bore - 0

220 in Bore - 0

5 in OD - 10 in Length - 350 lb/in Spring Rate - Steel - Red Powder Coat - Each

Fitting - Adapter - Straight - 6 AN Male to 5/8-20 in Male - Aluminum - Red Anodized - Each

Air Cleaner Stud - 1/4-20 in Thread - 7 in Long - Thumb Screw Nut - Aluminum - Red Anodized - Kit

9 in Rectangular Port - Composite - Chevy SB2 - Pair

Super HP-2 Muffler 409SS - 2.25 Center In./2.25 Center Out - Aggressive Sound 1977-lincoln-mark-v-esi7056682 220 in Bore - 0Flowmaster has taken the laminar core of our classic HP 2 muffler and wrapped it in a new compact square case. The new Super HP 2 Series muffler offers the same great performance benefits and moderate tone that you would expect from our laminar flow mufflers, now in a new sleek styling. These mufflers are available in either a 409S stainless steel case or a polishable 304S stainless steel case and in sizes ranging from 2. 00 in., 2. 25 in. and 2. 50