Dana engineering-approved for fit, form and function. 2003 Mazda 6 Engine: 3.0L V6; Improved Design; with 8 Bolt Holes;. 2004 Mazda 6 Engine: 3.0L V6; Improved Design; with 8 Bolt Holes;. 2005 Mazda 6 Engine: 3.0L V6; Improved Design; with 8 Bolt Holes;.
