Metra Reverse Wiring Harness 71-7901 for Select 1990-up Mazda Vehicles Into OEM Radio Metra Patented Quick Release Snap-In Iso Mount System With Custom Trim Ring Includes Parts For Installation Of Double Din Radios Or Two Single Din Radios Comprehensive Instruction Manual For select 1990-2001 Mazda vehicles Plugs into OEM Radio Power/4 Speaker 1-year Manufacturer's warranty