Eibach 22mm Rear Anti-Roll-Kit for 99-04 Porsche 911 RWD (996)Made from lightweight Neoprene material, Eliminates mud packing inside coils, Keeps spring adjuster and damper shaft clean for extended life, Easy Velcro split opening for shock & spring adjustment, Washable material This Part Fits: Year Make Model Submodel 2004 Porsche 911 40th Anniversary Edition 1999 2004 Porsche 911 Carrera 1999 2004 Porsche 911 Carrera 4 2002 2004 Porsche 911 GT2 2004 Porsche 911 GT3 2002 Porsche 911 Targa