N63 / S63 Fire Ring Set Meziere - Less pressure drop compared

- Less pressure drop compared to OEM core

Large harness guides support up to a six-point harness

Reduce installation time and frustration with genuine connectors and no splicing

preventing valve float and improving throttle response

Please note that each engine kit requires a consultation before shipping

N63 / S63 Fire Ring Set Meziere - Less pressure drop compared5150 AutoSport Fire Ring Set for N63 S63 BMW Engines Compatible with OEM Head Gaskets 5150 AutoSport Fire Rings are designed to enhance head gasket sealing in high performance BMW engines. Compatible with OEM head gaskets, these rings provide a superior seal for forced induction and high compression applications. Available in sets of six or eight, they help prevent head gasket failure under extreme conditions. Compatible with OEM head gaskets for a