Asign 8PCS Platinum Iridium Spark Plugs 97506 Compatible with BMW M2, M3, M4, M5, M6, 320i, 328i, 335i, 535i, X5, Z4 (2011-2020), Replaces# 12120039664, SILZKBR8D8S

Product Description

【VEHICLE COMPATIBILITY】

Precision-engineered for high-performance compatibility with a wide range of BMW turbocharged and MBDFHY-series engines

• M Series: 2015-2018 M3; 2015-2020 M4; 2012-2016 M5; 2012-2018 M6; 2016-2020 M2

• 3 Series: 2012-2018 320i; 2012-2016 328i; 2011-2015 335i

• 5 Series: 2012-2016 528i; 2011-2016 535i; 2015-2016 550i

• 7 Series: 2013-2015 740i; 2013-2019 750i; 2013-2019 Alpina B7

• X Series: 2012-2015 X1; 2011-2017 X3; 2015-2018 X4; 2011-2018 X5; 2011-2019 X6

• Z Series: 2012-2016 Z4

【INTERCHANGE PART NUMBERS】

Direct replacement for the following OE and manufacturer part numbers:

• BMW OE: 12120039664, 12120040573, 12127622445

• NGK: SILZKBR8D8S, 97506

【PREMIUM PLATINUM IRIDIUM PERFORMANCE】

These spark plugs feature a high-grade platinum-iridium construction designed to withstand the extreme pressures of modern high-performance engines. The extremely fine iridium center electrode provides a more focused and sensitive ignition spark, leading to faster starts and a significant boost in power performance. This advanced design optimizes energy consumption during the ignition process, ensuring peak efficiency for your vehicle.

【ADVANCED ENGINEERING】

• Superior Ignitability: The fine-wire electrode design allows for faster flame growth and more complete combustion, reducing misfires and improving throttle response.

• Isostatic Ceramic Insulators: High-density ceramics provide superior dielectric strength and thermal conductivity, preventing electrical leakage even under high-boost conditions.

• OE Level Durability: Manufactured by a TS16949 certified manufacturer, ensuring 100% brand-new quality that meets or exceeds original equipment standards for longevity.

【RESTORE DRIVING COMFORT】

Replacing worn spark plugs with Asign Platinum Iridium plugs can solve common engine hesitations, rough idling, and poor fuel economy. Restore your BMW’s smooth acceleration and ultimate performance with a high-quality ignition solution built for precision.

【CUSTOMER SERVICE】

We are committed to professional service and provide a 12-month quality guarantee. To ensure a perfect fit, please confirm compatibility using your vehicle's year, make, and model along with the OE numbers before purchasing. Our support team is available 24 hours a day to assist you with any questions.