{"product_id":"ngk-ilzkr7a-laser-iridium-spark-plug-box-of-4","title":"NGK Laser Iridium Spark Plug Box of 4 (ILZKR7A)","description":"\u003ch4\u003eStop Misfires Before They Start With a Laser Welded Iridium Tip\u003c\/h4\u003e\n\u003cp\u003eThe NGK Laser Iridium spark plug pairs a fine wire iridium center electrode with a platinum tipped ground strap to deliver a stronger, more consistent spark than standard nickel plugs. Built to OE specifications for VW, Audi, and Porsche V6 engines, this box of 4 restores smooth idle, crisp throttle response, and reliable cold starts while extending service life well beyond conventional plugs.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLaser welded fine wire iridium center electrode for a stronger, more focused spark\u003c\/li\u003e\n\u003cli\u003ePlatinum pad on the ground electrode resists erosion for long service life\u003c\/li\u003e\n\u003cli\u003e98 percent pure copper core improves heat dissipation and prevents overheating\u003c\/li\u003e\n\u003cli\u003eTrivalent metal plating protects threads from corrosion and seizing\u003c\/li\u003e\n\u003cli\u003eFactory pre-gapped to 0.9mm for OE-spec installation\u003c\/li\u003e\n\u003cli\u003eHeat range 7, M12 x 1.25 thread, 26.5mm reach\u003c\/li\u003e\n\u003cli\u003eBuilt in resistor reduces electrical noise that can interfere with the ECU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eNGK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eILZKR7A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNGK Stock Number\u003c\/td\u003e\n\u003ctd\u003e1961\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eLaser Iridium, resistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCenter Electrode\u003c\/td\u003e\n\u003ctd\u003eIridium, fine wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGround Electrode\u003c\/td\u003e\n\u003ctd\u003ePlatinum tipped\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Range\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Size\u003c\/td\u003e\n\u003ctd\u003eM12 x 1.25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Reach\u003c\/td\u003e\n\u003ctd\u003e26.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHex Size\u003c\/td\u003e\n\u003ctd\u003e16mm (5\/8 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFactory Gap\u003c\/td\u003e\n\u003ctd\u003e0.9mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003eBox of 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e087295119617\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e4 x NGK Laser Iridium spark plugs\u003c\/li\u003e\n\u003cli\u003eCrush washers pre-installed on each plug\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout NGK\u003c\/h4\u003e\n\u003cp\u003eNGK Spark Plugs has manufactured ignition components in Japan since 1936 and remains the original equipment supplier for many of the world's largest automakers. Its Laser Iridium line applies OE-grade materials science to the aftermarket, giving daily drivers and enthusiasts factory-level ignition performance and longevity.\u003c\/p\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the ILZKR7A?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ILZKR7A is an NGK Laser Iridium spark plug with a fine wire iridium center electrode and platinum tipped ground strap, factory installed on VW, Audi, and Porsche 3.6L V6 engines and sold aftermarket as a direct OE replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat vehicles use this spark plug?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is the factory spec plug for the Volkswagen Passat, CC, Touareg, and Atlas, the Audi Q7, the Porsche Cayenne, and the Bugatti Veyron 16.4, all equipped with the 3.6L V6 FSI engine family.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it pre-gapped from the factory?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, it ships pre-gapped to 0.9mm, which matches factory specification for the applications above. Always confirm gap against your vehicle's service manual before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do NGK Laser Iridium spark plugs last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLaser Iridium plugs are rated for up to 100,000 miles of service under normal driving conditions, well beyond the typical lifespan of copper or standard platinum plugs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between Laser Iridium and Laser Platinum plugs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLaser Iridium plugs use an iridium center electrode, which is significantly harder and more erosion resistant than the platinum center electrode used in Laser Platinum plugs, giving iridium plugs a longer service interval.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use anti-seize compound when installing these spark plugs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the trivalent metal plating on NGK spark plugs is designed to prevent seizing without anti-seize compound. Adding anti-seize can cause overtightening and thread damage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat torque should I use when installing this spark plug?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNGK recommends 10.8 to 14.5 lb-ft for aluminum cylinder heads. Always torque to your vehicle manufacturer's specification when available.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this spark plug require a resistor-compatible ignition system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, this plug has a built in 1k ohm resistor that suppresses electrical noise and is compatible with modern electronic ignition and engine management systems.\u003c\/p\u003e\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eAllow the engine to cool completely before beginning installation\u003c\/li\u003e\n\u003cli\u003eRemove the ignition coil or coil pack covering each spark plug well\u003c\/li\u003e\n\u003cli\u003eUse a spark plug socket to remove the old spark plug, turning counterclockwise\u003c\/li\u003e\n\u003cli\u003eInspect the new plug and confirm the gap measures 0.9mm before installing\u003c\/li\u003e\n\u003cli\u003eThread the new plug in by hand to avoid cross threading, then torque to 10.8 to 14.5 lb-ft\u003c\/li\u003e\n\u003cli\u003eReinstall the ignition coil or coil pack and reconnect all electrical connectors\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":46313930358863,"sku":"NGK1961","price":47.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/ngk-ilzkr7a-laser-iridium-spark-plugs-box-of-4.png?v=1785443465","url":"https:\/\/www.blackopsautoworks.com\/products\/ngk-ilzkr7a-laser-iridium-spark-plug-box-of-4","provider":"Black Ops Auto Works","version":"1.0","type":"link"}