Optibelt V-Ribbed Belt Fits Toyota Supra, Celica, Porsche 911, Cayman, Boxster, Lexus IS, GSNew engine design is putting an increasing emphasis on space saving. Small pulley diameters necessitating thin, flexible belts are often the result. Being extremely elastic and dimensionally stable, optibelt RBK ribbed belts can adapt to the respective drive geometry. - Optibelt RBK ribbed belts drive the ancillary components in cars. They reduce vibration and give the generator, air-conditioning compressor and the power steering pump the right spin. - Optibelt RBK ribbed belts are available as double sided belts or elastic belts. - High transmission ratios - High power transmission - Minimal slip - Temperature resistant thanks to the use of EPDMVibration free and quiet - Exceptional load capacity - Suitable for the various Australian vehicle models listed below. This is a guide only. Add your vehicle details to My Garage to ensure it fits your vehicle. This will activate our 100% Fitment Guaranteed. - Lexus GS 3.0 JZS160 300 1997-2004Lexus IS 3.0 JCE10 300 2001-2005Porsche 911 3.4 996 Carrera 1997-2001Porsche 911 3.4 996 Carrera 4 1997-2001Porsche 911 3.6 996 2001-2005Porsche 911 3.6 996 Carrera 2001-2005Porsche 911 3.6 996 Carrera 4 2001-2005Porsche 911 3.6 996 Carrera 4S 2003-2004Porsche 911 3.6 996 Carrera S 2002-2005Porsche 911 3.6 997 Carrera 2004-2008Porsche 911 3.6 997 Carrera 4 2004-2008Porsche 911 3.8 997 Carrera 4S 2004-2008Porsche 911 3.8 997 Carrera S 2004-2008Porsche Boxster 2.5 986 1996-1999Porsche Boxster 2.7 986 1999-2004Porsche Boxster 2.7 987 2004-2009Porsche Boxster 3.2 986 S 1999-2004Porsche Boxster 3.2 987 S 2004-2006Porsche Boxster 3.4 987 S 2006-2009Porsche Cayman 2.7 987 2006-2009Porsche Cayman 3.4 987 S 2005-2009Toyota Celica 1.8 ZZT231 16V TS 1999-2006Toyota Supra 3.0 JZA80 i 1993-2002Toyota Supra 3.0 JZA80 i Bi-Turbo 1993-2002