SPL Parts FKS Rear Knuckle Monoball Bushing Set (SPL RKB S13) 1757 These covers also protect from

These covers also protect from large debris settling in the intake housing

Scenery gets blurry-in-a-hurry as the centrifugal Vortech blower spins up to hyperspeed with a telltale hiss

All Seibon components are hand-crafted by experienced technicians with meticulous quality control to ensure precise fitment and finish

HP Gain: Up To + 50 HP

SPL Parts FKS Rear Knuckle Monoball Bushing Set (SPL RKB S13) 1757 These covers also protect fromSPL Parts FKS Rear Knuckle Monoball Bushings (RKB) replace the stock mushy rubber bushings with low friction articulating spherical bearings, eliminating bushing flex, and reducing bind friction. This maintains optimum suspension geometry under load, to improve handling and feedback. Our FKS series spherical bushings feature FK Racing Bearings with a self cleaning and lubricating Teflon liner for long life and maximum performance. Highly precise