This Package Includes the Following Items:
1 x Metra 99-7012 Single or Double DIN Installation Kit for 2004-Up Mitsubishi Galant w/ Auto Climate Control
1 x Harmony Audio HA-707001 Mitsubishi Factory Stereo to Aftermarket Radio Harness Adapter

Metra 99-7012 Single or Double DIN Installation Kit for 2004-Up Mitsubishi Galant w/ Auto Climate Control:
Install dash kit for Single or Double DIN/ISO Radios
Compatible with 2004-Up Mitsubishi Galant
Includes a storage pocket below the radio
Designed and manufactured with precision tolerances
Gapless fit between the dash and the kit
Painted to match factory dash color
High-grade ABS plastic construction
Factory style texture
Retains factory HVAC Controls in their original location
Kit Includes: Radio Housing
Radio Housing Trim Plate
Radio Housing Brackets

Product Manual:

Harmony Audio HA-707001 Mitsubishi Factory Stereo 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