Infiniti FX50 2009-2013 5.0L V8 Downstream. Infiniti Q70 2018-2019 5.6L V8 Downstream Infiniti Q70L 2015-2018 5.6L V8 Downstream. Infiniti QX70 2014 3.7L V6 Downstream 5.0L V8 Downstream. • Compatible Vehicle Models: Infiniti EX35 2008-2012 3.5L V6 Downstream.
