Filter Filters M30 Remove All Filters Price Under $50 (4) $50-$100 (2) $100-$500 (4) Condition New (10) Brand Harmony Audio (7) Metra (2) Kicker (1) Make Infiniti (10) Radio Size Double DIN,ISO Mount (1) Single DIN (1) Kit Material Plastic (2) Infiniti M30 1990 1991 1992 Double DIN Stereo Harness Radio Install Dash Kit... $30.95 Infiniti M30 1990 1991 1992 Single DIN Stereo Harness Radio Install Dash Kit... $31.95 Infiniti M30 1990-1992 Factory Stereo to Aftermarket Radio Antenna Adapter Plug $6.95 Fits Infiniti M30 1990-1992 Front Door Replacement Harmony HA-R4 Speakers New $32.95 Fits Infiniti M30 1990-1992 Factory Premium Speaker Replacement Harmony C4... $120.99 Infiniti M30 1990-1992 Factory Speaker Replacement Harmony R4 R69 Package $92.99 Compatible with Infiniti M30 1990-1992 Speaker Replacement Kicker DSC4 DSC693... $234.99 Infiniti M30 1990-1992 Factory Speaker Replacement Kicker DSC4 DSC693 Package $159.98 Compatible with Infiniti M30 1990-1992 OEM Speaker Replacement Harmony R4 R69... $199.99 Fits Infiniti M30 1990-1992 Rear Deck Replacement Harmony HA-R69 Speakers New $59.95