1998-02 Camaro/Firebird & 04-06 GTO Tensioner Upgrade Kit for Magnuson TVS2300, Magnuson Tensioner upgrade kit for Magnuson TVS 2300 with 8 rib HD pulley. Includes Tensioner Bracket. Fits: 98-02 F-Body 04-06 GTO Magnuson 31-12-00-082 / 65-12-57-031 MSRP: Was: Price: Now: $424.00 Quick view Add to Cart SKU: TVS2300TENKIT