Aerpro AKMZ4 9" Install Kit Suit Mazda 3 2009 - 2013 license plate led lights What is the difference between

What is the difference between the M2D4-10IB and the M2D4-12I

Aerpro AMAFO4 9" Multimedia Receiver Kit

which includes the full harness and SWC interface for this vehicle

7m 2-Channel RCA Cable

Rockford Fosgate M2D2-10IB M2 Series 10 Inch DVC 2-Ohm Color Optix Infinite Baffle Marine Subwoofer in Black

Aerpro AKMZ4 9" Install Kit Suit Mazda 3 2009 - 2013 license plate led lights What is the difference betweenUpgrade Your Mazda 3 With A 9" Headunit! 9" Headunit Installation Kit The Aerpro AKMZ4 9" Installation Kit comes with all of the components required to install a 9" trapezoid shaped radio into your Mazda 3 BL (2009 2013) non amplified vehicles whilst maintaining important vehicle features such as Steering Wheel Control functionality. The head unit ISO harness is not included in the kit. Recommended to be installed with an Aerpro APP8 Head Unit