The iridium tipped OEM spark plugs in a fifth generation (2010, 2011, 2012, 2013, 2014 & 2015) GM Chevy Camaro should last up to 100,000 miles, but they should be checked before that time to see how the engine is running. Check out my DIY instructions for the procedure (including replacement part numbers) by clicking on the text link or thumbnail image below.
2010-2015 GM Chevrolet Camaro 3.6L V6 Engine Spark Plugs Replacement Guide
