Phoenix Gold QSX-803 450w Amplifier QSX Series Complete Rear Install Kit with RCA Cab Up to 450w amplifier 2' ground cable and fh style fuseholder 18' of 8-gauge power cable for trunk installation of amplifier, and 32' of 16 gauge speaker cable 18' RCA Cable with 24k gold-plated connector Includes remote turn-on cable, speaker wires, RCA cable and assorted hardware