750 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline 2013-ford-f-250-super-duty-esi2694370 Axle Sprocket - 50 Tooth

Axle Sprocket - 50 Tooth - 5

Throttle Return Spring - Carb Mount - Dual Springs - Stainless - Polished - Square Bore - Kit

Jam Nut - Thin OD - 3/4-16 in Left Hand Thread - Aluminum - Black Anodized - Set of 10

06 in Thick - Aluminum / Rubber - GM LS-Series - Pair

These Y-pipe assemblies use Flowmaster's exclusive D-port technology and can be used with either the factory rear mufflers or with one of our Axle-back exhaust systems

750 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline 2013-ford-f-250-super-duty-esi2694370 Axle Sprocket - 50 ToothCarburetor SS Series 4 Barrel 750 CFM Square Bore Electric Choke Mechanical Secondary Dual Inlet Aluminum Red Anodized Tumble Polished Each