KW 35271219 Coilover Hydraulic System Kit HLS 2 PORSCHE 911; (997, 997 Turbo) Variant 3Description KW 35271219 Coilover Hydraulic System Kit HLS 2 PORSCHE 911 (997, 997 Turbo) Variant 3 The HLS lift system provides increased ground clearance for sports cars and lowered vehicles at the push of a button. This allows safe negotiation of obstacles such as speedbumps, railroad crossings, road works, garages, and underground car parks. Depending on the version, the HLS system can hydraulically lift the front axle or both axles by up to 45 mm.