Supertech 6mm Single Valve Lock Conversion Keeper Set of 16 Oil Lines and Fittings weighing in at just over

weighing in at just over 17 lbs

All of this is wrapped up in a bolt-on package for your Subaru complete with steel oil drain tube

BMW 535i E61/E61 (N54 6Cyl Turbo)

Mazda MX-5 BP

Supertech 6mm Single Valve Lock Conversion Keeper Set of 16 Oil Lines and Fittings weighing in at just overSupertech performance valves feature a radial style single groove on the valve stem and require matching single groove valve keepers to match. Single groove valves are preferred for performance orientated and race engines as the top part of the groove provides a cushion for the lock and aids in valve stem protection against uncontrolled and excessive valve movement. In addition, the single groove design greatly extends valve stem life by restricting