Ati Performance Harmonic Balancer - Serpentine Super Damper - 7.480 in OD - SFI 18.1 - Aluminum / Steel - Black - Internal Balance - GM LS-Series - Each-918628--Notes: 2010 - up LS3 Camaro w/AC Pulley State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO