The STM Spark Plug Gapping Tool allows for easy handling of your spark plug and gauge for for a smooth, controlled and precise gap. So you can stop banging your plugs on random hard surfaces! Please confirm the thread size for your plugs before purchase.Vehicle Fitment:• For 12mm or 14mm spark plug threads• See fitments belowFeatures:• USA-made• Billet aluminum• Super easy to use tool12mm Gapper Tool for:Mitsubishi Lancer Evolution XNissan R35 GT-RNissan 350Z 2007 - 2009Nissan 370Z 2009 - 2016Infinity G35 11/2006 - 2008Infinity G37 2008 - 2013Subaru BRZScion FR-SSubaru 2015+ FA20 WRX14mm Gapper Tool for:Mitsubishi Lancer Evolution 1/2/3/4/5/6/7/8/9Mitsubishi 1G/2G DSM (Eclipse/Talon/Laser)Mitsubishi 3000GTDodge StealthSubaru STi 2004-2018Subaru WRX 2002 - 2014Nissan 350Z 2003 - 2006Infinity G35 2003 - 10/2006Ford Focus ST 2013 - 2017Ford Focus RS 2016 - 2017Lamborghini HuracánLamborghini GallardoAudi R8 V8/V10Toyota GR Corolla/Yaris See more STM Products