A complete step by step tutorial on a SQ installation
Attached is an article which appeared in Speed & Sound magazine in South Africa.
Amplifier - Rockford Fosgate P450.4 4-channel amplifier
Subwoofer - Rockford Fosgate Punch P210D4 10" 4-ohm DVC
Capacitor - Rockford Fosgate CPCD10-03 1-Farad Digital cap
Wiring - Rockford Fosgate wires and connectors.
Updated 11/27/2006 with Part 2 of magazine article.
About Rockford Corporation
Setting the standard for excellence in the audio industry, the Rockford Corporation markets and distributes high-performance audio systems for the car, utv audio, and marine audio aftermarket and OEM market. Headquartered in Tempe, Ariz., Rockford Corporation is a publicly traded company and manufactures or distributes its products under the brand: Rockford Fosgate(R). For more information, please visit: rockfordfosgate.com.