Pioneer TS-A2500LS4 Shallow-mount 10" 4-ohm subwoofer at Crutchfield
Amazon.com: Gravity Pro Warzone Series 6.5” Inches 1000 Watts Peak Power Mid-Range Speaker for Car (2 Speakers) with Heavy Duty Titanium 1200 Watts Super Tweeter (2 Tweeters) : Electronics
Amazon.com: PIONEER TS-M801PRO, Car Audio Speakers, Full Range, Clear Sound Quality, Easy Installation and Enhanced Bass Response, 8” Speakers, Black : Electronics
TS-W1200PRO - 12" - 1500w Max Power, Dual 4ohms Voice Coil - Subwoofer | Pioneer Electronics USA
Amazon.com: PIONEER TS-W3003D4 Champion Series PRO 12" 2,000-Watt Subwoofer : Electronics
Pioneer TS-W1200PRO 1-Way 12in. Car Speaker for sale online | eBay
Pioneer Pro Series 12" 1,500-watt Subwoofer in the Mobile Audio department at Lowes.com