Three 1/8" NPT auxiliary ports for accessories such as boost reference

such as spun rod bearings

R=range or XR=extra range-Anodized aluminum body with male threads

By doing so

KW Coilover Kit, BMW E46 Non-M AWD Kit:V1 Three 1/8" NPT auxiliary ports1999 2006 BMW E46 Sedan Wagon Coupe Convertible models with RWD KW V1 Sporty and Balanced with KW factory pre set dampening The ideal system for customers who like to choose the customer lowering of their vehicles while counting on the extensive driving tests of our experienced engineers who have preset the dampers for the ultimate balance between sporty driving, comfort and safety. KW V3 Race technology for the road, with adjustable compression and