Proudly made in the USA, central Ohio. Headers and up pipe are made from T304 stainless steel, gaskets and hardware are included aswell. Users typically see HP gain of 20Hp and 18TQ just from swapping to these headers.
Mr. Gasket 1204 Collector/Header Muffler Gaskets 3 Bolt Holes; 3 in. Dia.
Summit Header Collector Extensions 3-Bolt 3.50" Dia 18.0" L Gaskets Fasteners
Hedman 21105, 2 Pack Natural Steel Header Reducers-2 1/2In 3 Bolt Performance Pa
YGQ 2 Inch Exhaust Gasket 3-Bolt 53mm Muffler Flange Header High 2 in