Scosche SAU56 Convertible 5-Inch and -6-Inch Universal Speaker Adapter (Pair) UPGRADE YOUR SPEAKERS: Adapters enable you to upgrade your factory 6.75 to 5.25 round aftermarket speakers into the actual factory locations. SPEAKER COMPATIBILITY: Fits most 5.25 round aftermarket speakers. VEHICLE COMPATIBILITY: Chevrolet Camaro (1990-2002), Tahoe (1995-1999), GMC Surburban (1989-1999), Yukon (1995-1999), Mazda MX3 (1992-1996), Mitsubishi Galant (1989-2003) & Sigma Models (1984-1988), Nissan Altima (1998-2001), Nissan Sentra (1991-1999) and QUALITY MATERIALS: High-grade ABS materials designed for a long lasting, secure fit. BUY WITH CONFIDENCE: Backed by Scosche's Lifetime Tech Support and Limited Lifetime Warranty