This Package Includes the Following Items:
1 x Metra 99-7870G Single/Double DIN Kit for 2005-2009 Honda Ridgeline Vehicles Gray
1 x Acura Honda Suzuki Factory Stereo Radio to Aftermarket Radio Harness Adapter
1 x Harmony Audio HA-40HD10 Honda Mazda Factory Radio to Aftermarket Antenna Adapter

Metra 99-7870G Single/Double DIN Kit for 2005-2009 Honda Ridgeline Vehicles Gray:

Acura Honda Suzuki Factory Stereo Radio to Aftermarket Radio Harness Adapter:
Specifications
Simply plug and play installation, no cutting required
Designed for standard audio system, premium audio may require different harness
Clearly marked color coded wires
Ideal for aftermarket radio
18 gauge high quality wire
Direct OEM fit connection

Harmony Audio HA-40HD10 Honda Mazda Factory Radio to Aftermarket Antenna Adapter:
Specifications:

Simply plug and play installation, no cutting required
Adapts factory antenna plug into aftermarket style
Ideal for aftermarket radio
Direct OEM fit connection