Cerwin Vega VPAS12 600W Max (250W RMS) 12 inch Low Profile Under Seat Powered Enclosed Subwoofer 12" 4 ohm VPAS Series Subwoofer Power Handling: Peak: 600 watts RMS: 250 watts Slim design allows placement under vehicle seat High output slim profile subwoofer Phase inversion switch: 0 or 180 degrees Cast aluminum enclosure RCA high level inputs Low pass filter: 85 - 150Hz Subsonic filter: 30Hz Frequency response: 30 - 150Hz Vega Bass bass boost: 0 - 12dB Input sensitivity: High level: .9 - 12V Low level: .3 - 5V Wired bass knob included Fuse Rating: 25A x 1 Dimensions: 13.5"W x 11.25"L x 3"H 8 Gauge Wiring Kit Ground wire Fuse Speaker cable Easy to use Includes zip ties Copper-clad aluminum construction 8 gauge wiring kit includes interconnects (2 Pairs ) XED Series 6.5 Inch 2-Way 300W Coaxial Car Speakers 6.5" 2-Way Coaxial Car Speakers Power Handling: Peak: 300 watts RMS: 30 watts Curvilinear polypropylene cone Butyl rubber surround 1" balanced metal dome tweeter Linear woven treated red spider ***FOR CREW CAB MODELS ONLY (4 DOOR VEHICLES ONLY)*** ***Rear Door Require the use of the Factory Mounting Brackets*** GMSB345 - 5-1/4" to 6-1/2" Front or Rear Speaker Adapters For Front Doors Cadillac 1999 - 2006 Escalade 2003 - 2006 Escalade ESV 2002 - 2006 Escalade EXT Chevrolet 1996 - 2005 Astro 1995 - 2002 Full Size Truck 1500 | 2500 | 3500 (Crew Cab Models) 1996 - 2006 Express Van 1500 | 2500 | 3500 1995 - 2006 Silverado 1500 | 2500 | 3500 (Crew Cab Models) 2007 Silverado Classic (Crew Cab Models, Does not fit new body style, classic models only) 1995 - 2006 Suburban 1995 - 2006 Tahoe GMC 1995 - 2002 Full Size Truck 1500 | 2500 | 3500 (Crew Cab Models) 1995 - 2006 Sierra 1500 | 2500 | 3500 (Crew Cab Models) 2007 Sierra Classic (Crew Cab Models, Does not fit new body style, classic models only) 1996 - 2005 Safari 1996 - 2006 Savana 1995 - 1999 Suburban 1995 - 2006 Yukon 1995 - 2006 Yukon XL