Gutterslide.com offers a virtually free and easy "hack" as an alternative to Pioneer's RB10 or RB20 aux-in adapters, which allow you to play audio from an iPod.

With minimal soldering, and no soldering to the actual pins of the Pioneer IP-BUS interface, you'll be listening to your tunes in no time.

Click here to check out the hack (complete with detailed instructions and images) to easily integrate your iPod in your car.