PSR Equal Length HeadersPSR headers are known for their quality and fitment .. Now released is the new FA20 Engine Equal Length headers *The product is made from S304 stainless steel pipes & flanges . *Lost wax made 2 in 1 collector with smooth inner surface heavily reduces easy cracking & minimises turbolence. *No fitting kit is supplied we recommend using genuine gaskets and bolts with these headers. All PSR headers are covered by a limited 1 year warranty.