Filter Filters Achieva Remove All Filters Price Under $50 (3) Condition New (3) Brand Harmony Audio (3) Make Oldsmobile (3) Oldsmobile Achieva 1996-1998 Factory Stereo to Aftermarket Radio Harness Adapter $5.95 Oldsmobile Achieva 1992-1998 Factory Stereo to Aftermarket Radio Antenna Adapter $5.95 Oldsmobile Achieva 1992-1995 Factory Radio OEM Original Stereo Wire Harness Plug $7.95