2x Infinity 10" High-Performance 1800W Peak Power Car Audio Subwoofers (Bulk Packaging) Bundle Combo with JBL Compact Class D Car Audio Mono Subwoofer Amplifier, Complete Amp Wiring Kit - Road Entertainment
Amazon.com: Infinity - Two Kappa 10" (250mm) 450Watt RMS High-Performance Subwoofers, Switchable 2 OR 4 OHM : Electronics
Infinity Kappa 1000W Kappa Series 10" subwoofer with selectable 2- or 4-ohm impedance at Crutchfield
Infinity Infinity kappa 10 in. 1000-Watt car audio subwoofer KAPPA1000W - The Home Depot