Kicker 50CSC4104 4" x 10" (100 x 254 mm) Coaxial Speaker System

The CS Series delivers remarkable performance and ultra-clean bass, utilizing a heavy-duty motor/magnet structure featuring EVC™ (Extended Voice Coil) technology not found in stock speakers. They use polypropylene cones with tough, ribbed, UV-treated surrounds for precise linear excursion and reliability. CS-Series 4x10-inch Coaxial Speakers give you the quality you want, with the factory fit you need. The CS-Series design features near-zero tweeter protrusion, so your speakers fit perfectly behind factory grilles. This simple, drop-in solution delivers acclaimed KICKER performance with a stamped-steel framework, rigid polypropylene cone and EVC™ (Extended Voice Coil) technology. You get superb clarity, durability and volume – now and way down the road! These CS speakers work best with 75 watts of recommended power. See below for more details. Fits nearly every car made that requires 4x10s, especially older GM models Zero-protrusion tweeters to fit nearly any factory depth Woofer EVC™ (Extended Voice Coil) tech assists with precise linear excursion UV-treated poly-foam surround resists heat or direct sunlight Large woofer magnet in a heavy-duty motor for ultra-clean bass PEI-tweeter construction provides superb clarity Neodymium tweeter magnets allow for increased volume in high frequencies