Much like their predecessors

The billet machined manifold adaptor kit makes installing the higher flowing OBDI manifold onto your OBDII car a simple project

Torque & RPM

or double up to twins for a much more intimidating and incredible setup

BMW N52 Applications:

OS Giken SuperLock LSD, BMW E9X M3 ADM STi Much like their predecessorsThe OS Giken SuperLock LSD features their patented pressure ring design, delivering smooth, progressive locking. Distinguished by a spline through side gear construction, OS Giken's design allows for the fitment of more friction plates (up to 2x as many as competing versions). Key Features: All components undergo chemical heat treatment for maximum durability Constructed from a high grade steel alloy, ensuring exceptional strength Gears are raw forged