Is this what i'll need
http://www.amazon.com/Metra-70-1002...5953&creativeASIN=B0002BG66Y&me=A80F9VKILGQL2
in order to plug that into the OEM harness and connect the wires from ^^ to my Alpine? i don't want to cut up the factory harness and figure it'd be just as easy to get a harness to go from OEM to Alpine harness...
http://www.amazon.com/Metra-70-1002...5953&creativeASIN=B0002BG66Y&me=A80F9VKILGQL2
in order to plug that into the OEM harness and connect the wires from ^^ to my Alpine? i don't want to cut up the factory harness and figure it'd be just as easy to get a harness to go from OEM to Alpine harness...