100 years of OE experience, supplier to the world's top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years. Product Features:Delphi lock rings are designed to meet or exceed the performance of the original unitMade out of steel to endure harsh conditionsEach lock ring is application specific to ensure the fuel system is locked in and seals properlyAlways consider replacing the lock ring as a part of fuel pump service