Scosche SAT69 4-Runner Speaker Adapter for 2003 Toyota UPGRADE YOUR SPEAKERS: Adapters enable you to upgrade your factory 6 x 9 to 5.25 or 6.5 aftermarket speakers into the actual factory locations. SPEAKER COMPATIBILITY: Fits most 5.25 or 6.5 aftermarket speakers. VEHICLE COMPATIBILITY: 2003 to 2009 Toyota 4 Runner with RDS Radio/JBL system, 2003 to 2015 STD/SR5 or 2010 to 2015 with JBL Synthesis. 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