An engine with all 5 cylinders in a straight line, rather than the V formation.
The 2012 BMW Activehybrid-5 has an inline 6 engine.
The 2008 BMW 5-Series has an inline 6 engine.
The 2003 BMW 5-Series has an inline 6 engine.
The 2002 BMW 5-Series has an inline 6 engine.
The 2011 BMW 5-Series has an inline 6 engine.
The 2009 BMW 5-Series has an inline 6 engine.
The 2014 BMW Activehybrid-5 has an inline 6 engine.
The 2012 BMW 5-Series has an inline 4 engine.
The 2013 BMW 5-Series has an inline 4 engine.
The 2005 BMW 5-Series has an inline 6 engine.
The 2014 Mazda CX-5 has an inline 4 engine.
The 2013 Mazda CX-5 has an inline 4 engine.