Amazon.com: Alpine PDX-V9, 5-Channel Extreme Power Density Digital Amplifier w/Alpine RUX-KNOB.2 Remote Bass Level Control : Electronics
Alpine PDX speaker connector plugs (4) for Sale in Seattle, WA - OfferUp
Alpine - PDX-M12 Mono Power Density Digital Amplifier
Alpine 5 Channel Amp (PDX-V9) | SK Customs Car Audio & Home Theater | Atlanta | Norcross | Duluth | John's Creek
Alpine PDX-F6 150w x 4 SQ Amplifier. Very Lightly Used with Original Box - One of Alpine's BEST Amps, Quiet & Very Under-Rated! $345 + S&H | DIYMobileAudio.com Car Stereo Forum
Alpine PDX M12 Speaker Plug | DIYMobileAudio.com Car Stereo Forum