The engine air filter element for a 2nd generation (2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 or 2015) Toyota Tacoma with the 1GR-FE 4.0L V6 motor should be cleaned at every oil change and replaced when overly soiled. Check out my DIY instructions for the procedure (with the replacement part numbers) by clicking on the text link or thumbnail image below.