NGK - Racing Spark Plugs R2558E-10 (97278) z4 Reinforce your rear sway bar

Reinforce your rear sway bar mounting points and avoid failures with our BMW E30 rear sway bar reinforcement plates – the thickest available

NVH Increase: NA

Piping Inlet

attaching from the pressure regulator output to the hardline

Custom valving and springs rates are available by request

NGK - Racing Spark Plugs R2558E-10 (97278) z4 Reinforce your rear sway barWhat's firing your engine? NGK racing spark plugs are built to withstand the severe mechanical and thermal shock associated with high revving, high compression engines. NGK racing plugs feature special electrode materialsprecious metals like platinum, iridium, and rutheniumfor greater durability and low voltage requirements. Fine wire center and ground electrodes provide better sparking and enhanced ignitability. And, the unique arrangement of