Driveshaft Shop one-piece 3.5-inch aluminum driveshaft for 2005–2006 Pontiac GTO (6-speed automatic) is rated to 1000 horsepower and built as a direct-fit replacement. The single-piece aluminum construction reduces rotational mass while providing the specified strength for high-power applications, offering a durable drivetrain component matched to the listed GTO automatic transmission configuration.
DSS 05-06 Pontiac GTO 6-Speed Auto 3.5in 1000hp 1-Piece Aluminum Driveshaft GTOSH2-A-0506