Former owner Joe Tonietto, along with Rocky Rotella, created this unique dual in/dual out transverse muffler for 1970-74 Pontiac Firebirds and is exclusive to Waldron's Exhaust. This transverse muffler is build with a 2½"OD internal T409 stainless steel tube with steel wool packing. The inlet and outlet nipples will also be T409 stainless steel with the body of the muffler being aluminized steel. You will have the option to choose your inlet and outlet ID of the nipples, with the choice of 2¼"ID or 2½"ID on the inlet nipple & the choice of 2"ID, 2¼"ID or 2½"ID on the outlet nipple.
rocky rotella 1972 Firebird with Waldron - YouTube 
Our mufflers are a double walled shell. The end caps are roll-seamed. The outer wrap is smooth with no exposed welds. The baffles and end caps are a heavy gauge material.
The Mustang Arvinode hanger kit includes the 4 OEM style hangers, 4 Ford clamps, and 2 clamps used at the resonator. Hangers generally will ship within 1 wk.
Former owner Joe Tonietto, along with Rocky Rotella, created this unique dual in/dual out transverse muffler for 1970-74 Pontiac Firebirds and is exclusive to Waldron's Exhaust. This transverse muffler is build with a 2½"OD internal T409 stainless steel tube with steel wool packing. The inlet and outlet nipples will also be T409 stainless steel with the body of the muffler being aluminized steel. You will have the option to choose your inlet and outlet ID of the nipples, with the choice of 2¼"ID or 2½"ID on the inlet nipple & the choice of 2"ID, 2¼"ID or 2½"ID on the outlet nipple. rocky rotella 1972 Firebird with Waldron - YouTube