Use to add aftermarket speakers to factory front 6x9 door location. Speaker plate dimensions- width diameter- approximately 5"- 5.5" with inner tabs removed - can be trimmed out to fit up to about 5 1/2" speaker diameter. Includes 1 pair for 2 doors- 2 speaker plates and 2 speaker harness. Speaker adapter combo- Compatible vehicles: 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 Camry, 2007 - 2014 FJ Cruiser, 2008 - 2012 Highlander, 2008 - 2016 Sequoia, 2005 - 2015 Tacoma, 2007 - 2013 Tundra. Sometimes need to sand/shave/file plate to fit certain speakers which is normal. Speeds up installation time. Made from high grade plastic for a long lasting secure fit and corrosion resistance. Speaker wire harness speeds up install time and prevents cutting into the factory wiring.