SUBARU Genuine XV Crosstrek 10 Inch Powered Subwoofer (w/NAV) Provides powerful deep bass, and also assists in clean sound reproduction from all vehicle speakers. Integrated 100W amplifier and passive crossover network Manufactured by Kicker for Subaru Mounts behind rear seat May not be used in conjunction with Rear Seat Back Protector, Rear Seat Back Net or Side Cargo Nets