Uploaded March 2025 | Updated September 2026, 3 weeks ago

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Parts used linked in the description below!

Watch a full tutorial as a 2008 Acura RDX will have a 8" Kicker amplifier and subwoofer installed. We will be using the stock radio and integrating it with a line-out converter providing signal to the amplifier without use of an aftermarket radio.

This video applies to RDX models for years 2007, 2008, 2009, 2010, 2011 and 2012. This video also includes trim removal, complete amplifier wiring instructions, complete installation, and testing.

If you have any questions, leave a comment below! Be sure to like and subscribe!

Parts used in this install (Amazon Associate Paid Links):
*Kicker 12CX300.1 Amplifier (discontinued)
--Recommended Amplifier: amzn.to/3hBiapC
--Other recommended amplifier:
*Kicker CompRT 8" DVC 4 ohm Subwoofer: amzn.to/4iGIEnF
--If just replacing the factory sub, use option: amzn.to/4kYcxSv
*If instead wanting a loaded enclosure, here are a few options:
--Kicker 10" Downfire Sub w/ Passive radiator: amzn.to/4imtIva
*8 Gauge Amplifier Wiring Kit: amzn.to/41M7YBX
*AudioControl LC2iPro Line Out Converter: amzn.to/42kWnYU
*12"x16" ABS Plastic Sheet 1/8": amzn.to/34W9TtW

*Disclosure: As an Amazon Associate I earn from qualifying purchases*