Description
Optimize Your McLaren’s Performance with the Weistec McLaren Spark Plugs, engineered specifically for the demands of the M838T and M840T engines. Designed to handle higher cylinder pressures, these spark plugs are the ultimate solution for enthusiasts pushing their McLaren to new performance heights.
The factory spark plugs often struggle with the elevated demands of high-boost and modified engines, leading to misfire issues. Weistec’s 1-step colder spark plugs are meticulously crafted to prevent pre-ignition, ensuring a smoother and more reliable ignition even in high-horsepower setups.
Precision Engineered for Performance
Each spark plug is optimized for engines producing more power than stock, allowing you to safely and confidently unlock your McLaren's potential. Whether your vehicle is stock or heavily modified, these plugs provide unmatched reliability and efficiency under extreme conditions.
Seamless Integration and Easy Installation
The Weistec Spark Plugs are a direct replacement for the factory plugs, ensuring a perfect fit for all M838T and M840T engines. Installation is straightforward, but it’s crucial to check and set the spark plug gap prior to installation for optimal performance.
Key Features:
- Designed for high-boost applications with superior ignition output
- 1-step colder heat range to prevent pre-ignition in high-performance setups
- Direct bolt-in replacement for M838T and M840T engines
- Suitable for both stock and heavily modified vehicles
- Set of 8 spark plugs included for a complete upgrade
- Enhances reliability and prevents misfires under high cylinder pressures
Important Installation Note:
Before installation, ensure the spark plug gap is properly set to achieve the best performance and reliability.
Elevate your McLaren's ignition system with Weistec Spark Plugs and experience unparalleled performance and dependability. Order your set today to unleash the full potential of your M838T or M840T engine!
Vehicle application:
2020 McLaren GT Base Twin Turbo 4L V8 (M840T)
2020 McLaren 720S Spider Twin Turbo 4L V8 (M840T)
2019 McLaren 720S Spider Twin Turbo 4L V8 (M840T)
2020 McLaren 720S Base Twin Turbo 4L V8 (M840T)
2019 McLaren 720S Base Twin Turbo 4L V8 (M840T)
2018 McLaren 720S Base Twin Turbo 4L V8 (M840T)
2021 McLaren 600LT Spider Twin Turbo 3.8L V8 (M838TE)
2020 McLaren 600LT Spider Twin Turbo 3.8L V8 (M838TE)
2019 McLaren 600LT Spider Twin Turbo 3.8L V8 (M838TE)
2021 McLaren 600LT Base Twin Turbo 3.8L V8 (M838TE)
2020 McLaren 600LT Base Twin Turbo 3.8L V8 (M838TE)
2019 McLaren 600LT Base Twin Turbo 3.8L V8 (M838TE)
2019 McLaren 570GT Base Twin Turbo 3.8L V8 (M838TE)
2018 McLaren 570GT Base Twin Turbo 3.8L V8 (M838TE)
2017 McLaren 570GT Base Twin Turbo 3.8L V8 (M838TE)
2020 McLaren 570S Spider Twin Turbo 3.8L V8 (M838TE)
2019 McLaren 570S Spider Twin Turbo 3.8L V8 (M838TE)
2018 McLaren 570S Spider Twin Turbo 3.8L V8 (M838TE)
2017 McLaren 570S Spider Twin Turbo 3.8L V8 (M838TE)
2020 McLaren 570S Base Twin Turbo 3.8L V8 (M838TE)
2019 McLaren 570S Base Twin Turbo 3.8L V8 (M838TE)
2018 McLaren 570S Base Twin Turbo 3.8L V8 (M838TE)
2017 McLaren 570S Base Twin Turbo 3.8L V8 (M838TE)
2016 McLaren 570S Base Twin Turbo 3.8L V8 (M838TE)
2020 McLaren 540C Base Twin Turbo 3.8L V8 (M838TE)
2019 McLaren 540C Base Twin Turbo 3.8L V8 (M838TE)
2018 McLaren 540C Base Twin Turbo 3.8L V8 (M838TE)
2017 McLaren 540C Base Twin Turbo 3.8L V8 (M838TE)
2016 McLaren 540C Base Twin Turbo 3.8L V8 (M838TE)
2016 McLaren P1 Base Twin Turbo 3.8L V8 (M838TQ)
2015 McLaren P1 Base Twin Turbo 3.8L V8 (M838TQ)
2014 McLaren P1 Base Twin Turbo 3.8L V8 (M838TQ)
2017 McLaren 675LT Spider Twin Turbo 3.8L V8 (M838TL)
2016 McLaren 675LT Spider Twin Turbo 3.8L V8 (M838TL)
2017 McLaren 675LT Base Twin Turbo 3.8L V8 (M838TL)
2016 McLaren 675LT Base Twin Turbo 3.8L V8 (M838TL)
2015 McLaren 675LT Base Twin Turbo 3.8L V8 (M838TL)
2016 McLaren 625C Spider Twin Turbo 3.8L V8 (M838T)
2016 McLaren 625C Base Twin Turbo 3.8L V8 (M838T)
2015 McLaren 625C Spider Twin Turbo 3.8L V8 (M838T)
2015 McLaren 625C Base Twin Turbo 3.8L V8 (M838T)
2017 McLaren 650S Spider Twin Turbo 3.8L V8 (M838T)
2016 McLaren 650S Spider Twin Turbo 3.8L V8 (M838T)
2015 McLaren 650S Spider Twin Turbo 3.8L V8 (M838T)
2014 McLaren 650S Spider Twin Turbo 3.8L V8 (M838T)
2017 McLaren 650S Base Twin Turbo 3.8L V8 (M838T)
2016 McLaren 650S Base Twin Turbo 3.8L V8 (M838T)
2015 McLaren 650S Base Twin Turbo 3.8L V8 (M838T)
2014 McLaren 650S Base Twin Turbo 3.8L V8 (M838T)
2014 McLaren MP4-12C Spider Twin Turbo 3.8L V8 (M838T)
2013 McLaren MP4-12C Spider Twin Turbo 3.8L V8 (M838T)
2014 McLaren MP4-12C Base Twin Turbo 3.8L V8 (M838T)
2013 McLaren MP4-12C Base Twin Turbo 3.8L V8 (M838T)
2012 McLaren MP4-12C Base Twin Turbo 3.8L V8 (M838T)
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