Amazon.com: Orion XTRPRO104D-RK XTR Pro 10 Inch Dual 4 Ohm Complete Subwoofer Recone and Voice Coil Kit for XTRPRO104D : Electronics
Amazon.com: ORION HCCA104 (RK) 10-Inch, Dual 4 Ohm, Replacement Recone Kit for Powerful Black Coil HCCA Series Subwoofers - Do-It-Yourself Kit for HCCA104, Pro Car Audio : Electronics
Amazon.com: Orion HCCA102 (RK) 10-Inch, Dual 2 Ohm, Replacement Recone Kit for Powerful Black Coil HCCA Series Subwoofers - Do-It-Yourself Kit for HCCA102, Pro Car Audio : Electronics
Amazon.com: ORION HCCA104 (RK) 10-Inch, Dual 4 Ohm, Replacement Recone Kit for Powerful Black Coil HCCA Series Subwoofers - Do-It-Yourself Kit for HCCA104, Pro Car Audio : Electronics