KW Suspension Height Adjustable Spring Kit Porsche 911 (Type 991), Turbo, Turbo S, with PDCCKW Height Adjustable Spring Kit: KW height adjustable springs kits used high quality springs made of chrome silicon steel and they are a great alternative to conventional springs. KW height adjustable springs kits give a more dynamic look. Feature Individual height adjustment of the standard suspension kit Adaptive damper control remains active Vehicle specific spring rates Better steering behaviour Improved looks Lowering adjustment ranges Front from