ON THE ENGINE LAWL answer you can find them on engine block.
where can you find the engine number on a 2009 bmwx6 35i
The 2009 BMW X6 has an inline 6 engine.
The 2008 BMW X6 has an inline 6 engine.
The 2014 BMW X6 has an inline 6 engine.
The 2010 BMW X6 has an inline 6 engine.
The 2012 BMW X6 has an inline 6 engine.
The 2011 BMW X6 has an inline 6 engine.
The 2013 BMW X6 has an inline 6 engine.
The 2011 BMW X6-M has a V8 engine.
The 2010 BMW X6-M has a V8 engine.
The 2013 BMW X6-M has a V8 engine.