SBA-J-JK-FHBManufacturer Warranty (authorized online retailer): JL Audio Stealthbox Subwoofer Systems are warrantied against defects in materials and workmanship for Two (2) Years from purchase date. JL Audio will, at its discretion, repair or replace any products that exhibit defects in materials and or workmanship during the warranty period. Limitations The following is not covered under JL Audio's warranty program: Product with defaced, altered or removed