Seller notes

Store Home Hot Seller New Arrival Contact us Upstream or Downstream Oxygen Sensor Note: For clarification purposes Upstream Location is between the catalytic converter and the engineDownstream Location is between the catalytic converter and the tailpipe Fitment For 2010-2011 Buick Lacrosse (L4 2.4L) - UpstreamFor 2012-2014 Buick Lacrosse (L4 2.4L) - DownstreamFor 2006-2007 Buick Rainier (L6 4.2L) - UpstreamFor 2011-2014 Buick Regal (L4 2.4L) - DownstreamFor 2006-2009 Cadillac STS (V8 4.4L) - Ups...

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