Check the listing for details. JBL Stage3 Series speakers for 2005-2010 Chevy Cobalt Fit Front Door & Rear Deck. Condition: New. Listed at 179.99 USD. The JBL Stage3 speaker package for the 2005-2010 Chevy Cobalt includes the following components: Front Door JBL Stage3 637 Stage3 Series 6-1/2" 3-Way Coaxial Car Speakers - Power Handling: - RMS: 45 Watts - Peak: 135 Watts - Impedance: 3 Ohms - Features Plus One woofer cones - Vented basket frame design for enhanced performance - Frequency Response: 55Hz – 20kHz Rear Deck JBL Stage3 9637 Stage3 Series 6" x 9" 3-Way Coaxial Car Speakers - Power Handling: - RMS: 70 Watts - Peak: 210 Watts - Impedance: 3 Ohms - Features edge-driven dome tweeters and Plus One woofer cones - Vented basket frame design for improved performance - Frequency Response: 50Hz – 20kHz - Sensitivity: 93dB This speaker package is designed to upgrade the sound system of your 2005-2010 Chevy Cobalt, fitting both Coupe (2 door) and Sedan (4 door) models. The JBL Stage3 serIes speakers provide improved sound quality and enhanced performance, allowing you to enjoy a more immersive and enjoyable audio experience in your vehicle.