Part Number: PA5578. Engine Air Filter. The engine types may include 4.0L 3956CC 241Cu. V6 GAS DOHC Naturally Aspirated. This part fits vehicles made in the following years 2003,2004, 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015.
I bought this for my 2005 Toyota 4Runner SR5. It's cheaper, but don't let the price fool you. The quality is excellent and fits perfectly. Give it a try. If you don't like it, you can just replace it in a few months.