Eibach 26mm Front & 22mm Rear Anti-Roll-Kit for 97-04 Porsche Boxter (Inc. Boxter S)Front Sway Bar is Solid and Non Adjustable Rear Sway Bar is Tubular and 3 Way Adjustable. Fitment: 1997 Porsche Boxster Base 1998 Porsche Boxster Base 1999 Porsche Boxster Base 2000 Porsche Boxster Roadster 2000 Porsche Boxster Roadster S 2001 Porsche Boxster Roadster 2001 Porsche Boxster Roadster S 2002 Porsche Boxster Roadster 2002 Porsche Boxster Roadster S 2003 Porsche Boxster Roadster 2003 Porsche Boxster Roadster S 2004 Porsche Boxster Base 2004