Price-leading Infinity Primus car subwoofers were engineered to deliver high-output, low-distortion bass with power handling capability of up to 1200 watts peak power. These subwoofers feature lightweight yet stiff polypropylene woofer cones with hi-roll rubber surrounds to provide high efficiency and super durability to best interface with a variety of amplifiers. Finally, our subwoofers and loudspeakers are individually voiced by some of the world's best transducer engineers to ensure we achieve the signature sound that is unmistakably InfinityAmps are easily installed and amazingly reliable – and once they turn on, they'll make a transducer sit up and sing