NEW OEM Coolant Reservoir Tank Cap is a direct fit for the following:

2004-2009 Mazda3

2010-2011 Mazda3 2.0L

2012-2013 Mazda3 2.0L
5 Speed Transmission

2007-2009 MazdaSpeed3

2010-2013 Mazda3 2.5L

2010-2013 Mazda3 2.3L

Genuine Mazda Part Number: LF50-15-205A