12 X AUTOLITE SPARK PLUG FOR MERCEDES BENZ S600L W220 W221 M137.970 M275.950 M275.953 5.5L 5.8L V12

Inspired and used within NASCAR, these premium Copper, Double Platinum and Iridium spark plugs are for the enthusiasts with high performance applications in mind.

The new Autolite plugs ignite more gas and air mixture inside the cylinders to deliver better overall performance. The ignition is also more focused, which provides better and faster fuel combustion, optimizing the vehicles spark plug performance.

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Contents:

• 12 X Autolite Spark plug

Vehicle Fitment Guide

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Parts Guide

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Please select the part number you require from the drop down menu by utilising our vehicle fitment guide and parts guide.

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Notes:

• You can contact us if you are unsure about fitment.
• The images are for illustrative purposes only.