Fuel Injector O-Ring, Elring - E46, E9X, E60, X3, X5, Z3, Z4

This is the upper o-ring used to seal the fuel injector to the fuel rail on M52TU, M54, N51, and N52 engines. This is an OEM fuel injector seal manufactured by Elring - the original supplier to BMW for this part, as well as many other seals and gaskets. As the OEM it meets all of BMW's original design, fitment, and performance requirements and is TUV approved. OEM parts are the best alternative to more expensive Original BMW parts because they are virtually identical without the inflated price tag. This part has a two year warranty.