HJQF Z1003100 APR Iridium Pro Spark Plugs - Heat Range 9 (EA888.3/4, EA855.2, EA824 Engines) - Fits select 2012-2027 Audi, Volkswagen applications

14X26.5X16MM - Heat Range 9

A DIRECT-FIT UPGRADE: Upgrade your OEM spark plug on stock vehicles and on tuned engines with higher boost or upgraded power components, APR spark plugs are engineered to manage increased demands. Direct replacement for OEM stock parts 06K905601B/D/K/M and 06Q905601E/L.; BUILT FOR PERFORMANCE: APR Iridium Pro Spark Plugs are made from high-grade materials, engineered to enhance ignition and combustion, and provide smooth, consistent engine power for daily drivers, dedicated racing enthusiasts, and everyone in between.; COMPATIBILITY: Compatible with Audi A3 A4 A5 Q3 Q5 Q7 RS RS3 S3 S6 S7 TT TTRS TTS, VW Arteon Atlas Beetle Golf R GTI Jetta Passat Tiguan, Porsche Macan.; HIGH-TEMP DURABILITY (HEAT RANGE 9): Featuring a copper core construction paired with an iridium electrode, APR’s high heat dispersal “cold plugs” regulate combustion temperatures. This means consistent performance, even under extreme conditions.; Includes: One iridium spark plug (Z1003100).; IRIDIUM BENEFITS: One of the strongest materials used for spark plugs, Iridium is used to withstand high temps, is less corrosive, requires less voltage to product a strong spark, and helps deliver reliable power.; MORE POWER WITH APR: Pair APR spark plugs with APR ignition coils for maximized performance in your MQB & MLB engines. Z1003100 works with Ignition Coil Part Numbers MS100192, MS100203, MS100204 MS100219, and MS100247.; Refresh your ignition system in one shot with APR Iridium Pro Spark Plugs and pair with APR Ignition Coils – engineered to work together for a stronger, more consistent spark. Each is a direct-fit upgrade designed to support smoother idle, sharper throttle response, and reliable performance under heat and load—whether you’re stock or running higher boost and power upgrades.; TRUSTED IN THE U.S. FOR OVER 25 YEARS: Founded in 1997, APR is Headquartered in Opelika, Alabama and has become a global leader in quality and reliable performance aftermarket products for Volkswagen, Audi, Porsche, and other vehicles.

Features and Benefits: 152% higher melting point than silver, 125% higher than copper, and 38% higher than platinum.; An excellent match for APR ignition coils; Cooler operating temperature than stock plugs; Designed for high performance / tuned vehicle applications; Heat range 9 spark plug (Similar: Bosch 3, Brisk 10, Denso 27, and NGK 9); Hexagon: 16mm; Install Torque: 25 Nm; Lower required supplied voltage; Made in the EU; Non-projected insulator design; Optimized electrode design for hard to ignite fuels, such as ethanol; Perfect for upgraded APR vehicles; Resists preignition better than stock plugs; Seat Type: Gasket; Stronger than copper and platinum; Thread diameter: 14mm; Thread reach: 26.5mm

Always check sizes, gap, and heat range specs before installing. Installation of the wrong length plug can cause damage to the engine. You must verify this before installing the plug.