Kicker 46CSC54 is a CS Series 5.25-inch 2-way coaxial speaker pair designed as a factory speaker upgrade for vehicle audio systems. Key Performance Features 5.25-inch 2-way coaxial speaker pair 75 W RMS recommended amplifier power EVC extended voice coil woofer technology Zero-protrusion tweeter design for factory grille clearance Steel mesh grilles included System Architecture Type: 2-way coaxial speaker pair Application: Factory speaker replacement Nominal Impedance: 4 Ω Recommended Amplifier Power: 75 W RMS Power Handling / Output Recommended Power: 75 W RMS Peak Power: 225 W Driver / Construction Polypropylene woofer cone Polyester foam surround 0.5-inch PEI balanced-dome tweeter Neodymium tweeter magnet Stamped-steel speaker frame Installation Use Cases Factory 5.25-inch speaker replacement Front or rear vehicle speaker upgrades Radio-powered or amplified daily-driver systems Technical Specifications Brand: Kicker Series: CS Series Model: 46CSC54 Speaker Design: 2-way coaxial Woofer Size: 5.25 in. (130 mm) Tweeter Size: 0.5 in. (13 mm) Impedance: 4 Ω Sensitivity: 90 dB Frequency Response: 45 Hz – 20 kHz Top Mount Depth: 1-3/4 in. (45 mm) Identifiers & Packaging MPN: 46CSC54 UPC: 713034088356 Sold As: Pair (2 speakers) Included Components: Two coaxial speakers, grilles, mounting hardware, documentation Why Buy From MCOR Automotive Authorized retailer for the brands we sell Specialists in car audio, marine audio, and vehicle-specific integration Expert support for product selection, amplifier matching, and clean system setup