# NGK Single Iridium Spark Plug Box of 4 (LTR5IX-11) NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug. - RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs - Trivalent metal plating for superior anti-corrosion and anti-seizing properties - Outstanding acceleration, high fuel efficiency and durability - Fine iridium tip ensures durable and consistent spark This Part Fits: Year Make Model Submodel 2017-2020 Buick Envision Base 2017-2020 Buick Envision Essence 2017-2020 Buick Envision Preferred 2019 Buick Envision Premium 2012-2016,2018-2019 Buick LaCrosse Base 2012 Buick LaCrosse Convenience 2010-2011 Buick LaCrosse CX 2011 Buick LaCrosse CXL 2018-2019 Buick LaCrosse Essence 2012-2016 Buick LaCrosse Leather 2018-2019 Buick LaCrosse Preferred 2012,2018-2019 Buick LaCrosse Premium 2004-2007 Buick Rainier CXL 2004-2005 Buick Rainier CXL Plus 2012-2017 Buick Regal Base 2011 Buick Regal CXL 2012-2013 Buick Regal GS 2012-2013,2015-2016 Buick Regal Premium 2012-2017 Buick Verano Base 2012-2016 Buick Verano Convenience 2012-2017 Buick Verano Leather 2013-2016 Buick Verano Premium 2016-2017 Buick Verano Sport Touring 2013 Buick Verano Turbo 2013-2016 Cadillac ATS Base 2013-2016 Cadillac ATS Luxury 2016-2019 Cadillac CTS V 2015-2020 Cadillac Escalade Base 2015-2020 Cadillac Escalade Luxury 2015-2020 Cadillac Escalade Platinum 2015-2016 Cadillac Escalade Premium 2017-2020 Cadillac Escalade Premium Luxury 2015-2020 Cadillac Escalade ESV Base 2015-2020 Cadillac Escalade ESV Luxury 2015-2020 Cadillac Escalade ESV Platinum 2015-2016 Cadillac Escalade ESV Premium 2017-2020 Cadillac Escalade ESV Premium Luxury 2019 Chevrolet Blazer Base 2019-2020 Chevrolet Blazer L 2020 Chevrolet Blazer LT 2020 Chevrolet Camaro LT 2016-2020 Chevrolet Camaro SS 2017-2020 Chevrolet Camaro ZL1 2012-2015 Chevrolet Captiva Sport LS 2013-2015 Chevrolet Captiva Sport LT 2013-2015 Chevrolet Captiva Sport LTZ 2002-2005 Chevrolet Cavalier Base 2002-2005 Chevrolet Cavalier LS 2002-2005 Chevrolet Cavalier LS Sport 2004-2005 Chevrolet Classic Base 2004 Chevrolet Classic LS 2005,2010 Chevrolet Cobalt Base 2005-2010 Chevrolet Cobalt LS 2005-2010 Chevrolet Cobalt LT 2006-2007 Chevrolet Cobalt LTZ 2008 Chevrolet Cobalt Sport 2006-2010 Chevrolet Cobalt SS 2004,2015-2020 Chevrolet Colorado Base 2004,2006-2008 Chevrolet Colorado LS 2006-2012,2015-2020 Chevrolet Colorado LT 2004-2005 Chevrolet Colorado Sport 2004-2005 Chevrolet Colorado Sport LS 2006-2012,2015-2020 Chevrolet Colorado WT 2004-2005,2015-2019 Chevrolet Colorado Z71 2004-2005 Chevrolet Colorado Z71 LS 2004-2005 Chevrolet Colorado Z85 2004-2005 Chevrolet Colorado Z85 LS 2017-2019 Chevrolet Corvette Grand Sport 2014-2019 Chevrolet Corvette Stingray 2015-2019 Chevrolet Corvette Z06 2015-2017 Chevrolet Equinox L 2010-2017 Chevrolet Equinox LS 2010-2017 Chevrolet Equinox LT 2010-2016 Chevrolet Equinox LTZ 2017 Chevrolet Equinox Premier 2018-2020 Chevrolet Express 2500 Base 2018-2020 Chevrolet Express 2500 LS 2018-2020 Chevrolet Express 2500 LT 2018-2020 Chevrolet Express 3500 Base 2018-2020 Chevrolet Express 3500 LS 2018-2020 Chevrolet Express 3500 LT 2006-2011 Chevrolet HHR LS 2007-2011 Chevrolet HHR LS Panel 2006-2011 Chevrolet HHR LT 2007-2010 Chevrolet HHR LT Panel 2008-2010 Chevrolet HHR SS 2009 Chevrolet HHR SS Panel 2014 Chevrolet Impala Eco 2014-2019 Chevrolet Impala LS 2014-2019 Chevrolet Impala LT 2014-2016 Chevrolet Impala LTZ 2004-2005 Chevrolet Malibu Base 2008 Chevrolet Malibu Classic LS 2013-2014 Chevrolet Malibu Eco 2008-2010 Chevrolet Malibu Hybrid 2006-2015 Chevrolet Malibu LS 2006-2015 Chevrolet Malibu LT 2008-2015 Chevrolet Malibu LTZ 2016 Chevrolet Malibu Limited LS 2016 Chevrolet Malibu Limited LT 2016 Chevrolet Malibu Limited LTZ 2016-2020 Chevrolet Silverado 1500 Custom 2014-2020 Chevrolet Silverado 1500 High Country 2015-2018 Chevrolet Silverado 1500 LS 2014-2020 Chevrolet Silverado 1500 LT 2014-2020 Chevrolet Silverado 1500 LTZ 2015-2020 Chevrolet Silverado 1500 SSV 2014-2020 Chevrolet Silverado 1500 WT 2019 Chevrolet Silverado 1500 LD Custom 2019 Chevrolet Silverado 1500 LD LT 2019 Chevrolet Silverado 1500 LD WT 2020 Chevrolet Silverado 2500 HD Custom 2020 Chevrolet Silverado 2500 HD High Country 2020 Chevrolet Silverado 2500 HD LT 2020 Chevrolet Silverado 2500 HD LTZ 2020 Chevrolet Silverado 2500 HD WT 2020 Chevrolet Silverado 3500 HD High Country 2020 Chevrolet Silverado 3500 HD LT 2020 Chevrolet Silverado 3500 HD LTZ 2020 Chevrolet Silverado 3500 HD WT 2015-2020 Chevrolet Suburban LS 2015-2020 Chevrolet Suburban LT 2015-2016 Chevrolet Suburban LTZ 2017-2020 Chevrolet Suburban Premier 2019 Chevrolet Suburban 3500 HD LS 2019 Chevrolet Suburban 3500 HD LT 2015-2020 Chevrolet Tahoe LS 2015-2020 Chevrolet Tahoe LT 2015-2016 Chevrolet Tahoe LTZ 2015-2020 Chevrolet Tahoe PPV 2017-2020 Chevrolet Tahoe Premier 2015-2020 Chevrolet Tahoe SSV 2008 Chevrolet Trailblazer Base 2002-2007 Chevrolet Trailblazer LS 2002-2009 Chevrolet Trailblazer LT 2002-2003 Chevrolet Trailblazer LTZ 2002-2004 Chevrolet Trailblazer North Face 2003-2006 Chevrolet Trailblazer EXT LS 2002-2006 Chevrolet Trailblazer EXT LT 2002-2004 Chevrolet Trailblazer EXT North Face 2017 Ford C-Max Energi SE 2013-2016 Ford C-Max Energi SEL 2017 Ford C-Max Energi Titanium 2013-2018 Ford C-Max Hybrid SE 2013-2016 Ford C-Max Hybrid SEL 2017-2018 Ford C-Max Hybrid Titanium 1997-1998 Ford Contour Base 1995-1998 Ford Contour GL 1995 Ford Contour GL Sport 1995-2000 Ford Contour LX 1995 Ford Contour LX Sport 1998-2000 Ford Contour SE 1996 Ford Contour Sport 2008-2011 Ford Edge Limited 2007-2011 Ford Edge SE 2007-2011 Ford Edge SEL 2007 Ford Edge SEL Plus 2009-2010 Ford Edge Sport 2009-2012 Ford Escape Hybrid 2004,2009-2012 Ford Escape Limited 2009-2012 Ford Escape Limited Hybrid 2013-2019 Ford Escape S 2015-2016 Ford Escape SE 2020 Ford Escape Titanium Hybrid 2001-2004,2009-2012 Ford Escape XLS 2001-2004,2009-2012 Ford Escape XLT 2000-2003 Ford Escort ZX2 1998-1999 Ford Escort ZX2 Cool Coupe 1998-1999 Ford Escort ZX2 Hot Coupe 1999-2000 Ford Escort ZX2 S/R 2009-2012 Ford Flex Limited 2009-2012 Ford Flex SE 2009-2012 Ford Flex SEL 2011-2012 Ford Flex Titanium 2000-2004 Ford Focus SE 2000 Ford Focus Sony Limited Edition 2002-2004 Ford Focus SVT 2000-2004 Ford Focus ZTS 2002-2004 Ford Focus ZTW 2000-2004 Ford Focus ZX3 2002-2004 Ford Focus ZX5 2017-2018 Ford Fusion Energi Platinum 2013-2018 Ford Fusion Energi SE 2013-2020 Ford Fusion Energi Titanium 2010-2012 Ford Fusion Hybrid 2017-2018 Ford Fusion Platinum Hybrid 2006-2020 Ford Fusion S 2014-2018 Ford Fusion S Hybrid 2006-2020 Ford Fusion SE 2013-2020 Ford Fusion SE Hybrid 2006-2012,2019 Ford Fusion SEL 2010-2012 Ford Fusion Sport 2013-2020 Ford Fusion Titanium Hybrid 2019-2020 Ford Police Responder Hybrid Base 2019-2020 Ford SSV Plug-In Hybrid Base 2008-2012 Ford Taurus Limited 2009-2012 Ford Taurus SE 2008-2012 Ford Taurus SEL 2008-2009 Ford Taurus X Eddie Bauer 2008-2009 Ford Taurus X Limited ## Details - **Price:** 74.61 CAD - **Vendor:** NGK - **Type:** Spark Plugs ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 74.61 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - out of package - Photo - out of package --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/ngk-single-iridium-spark-plug-box-of-4-ltr5ix-11) > Updated: 2026-06-27