Product Information
Weistec M157 / M278 spark plugs are designed and manufactured for not only high power applications but also factory replacement. The factory plugs do not handle the M157s high cylinder pressures very well and frequently result in misfire problems, even on unmodified vehicles.
The M157 / M278 spark plugs are also 1 step colder to help prevent pre-ignition in engines that are making more power than stock allowing you to further push the envelope of your vehicle.
Key Features:
Higher Output for High Boost Applications
Colder range for better performance with increased horsepower levels
Direct replacement / bolt in for M157 / M278 engines
Suitable for all M157 / M278 vehicles from stock to highly modified
Set of 8
Vehicle Applications:
2018 Mercedes-Benz G63 AMG Base (W463) Twin Turbo 5.5L V8 (M157)
2017 Mercedes-Benz G63 AMG Base (W463) Twin Turbo 5.5L V8 (M157)
2016 Mercedes-Benz G63 AMG Base (W463) Twin Turbo 5.5L V8 (M157)
2015 Mercedes-Benz G63 AMG Base (W463) Twin Turbo 5.5L V8 (M157)
2014 Mercedes-benz G63 AMG 6X6 6X6 (W463) Twin Turbo 5.5L V8 (M157)
2014 Mercedes-Benz G63 AMG Base (W463) Twin Turbo 5.5L V8 (M157)
2013 Mercedes-Benz G63 AMG Base (W463) Twin Turbo 5.5L V8 (M157)
2012 Mercedes-Benz G63 AMG Base (W463) Twin Turbo 5.5L V8 (M157)
Notes:
This part may be considered a Special Order if custom-made, low volume, or not something we generally stock. There may be a cost for Air Freight, Customs, Taxes, and Duties. Your card will not be charged during Checkout; only an Authorization will be obtained. If necessary, we will contact you with details before processing the order. Please review our
Terms & Conditions
before ordering.