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NGK 97506 SILZKBR8D8S Iridium Spark Plugs BMW N55 M135i M235i M2 M3 M4 335i 435i

by NGK

NGK 97506 SILZKBR8D8S Spark Plug

Upgraded 2 step colder spark plugs for N54 and N20 and 1 step colder for N55 and S55 BMW engines

We can also regap these plugs if required before posting, please use link below:

With the smallest tip diameter available, OE Iridium spark plugs provide superior ignitability and long service life. The iridium/platinum surfaces ensure a slow wear rate, providing stable idle and superior anti-fouling.
Laser-welded iridium centre electrode tip
Platinum disc welded to backside of ground electrode provides long life
Trivalent metal plating for superior anti-corrosion and anti-seizing
Faster starts and quicker acceleration
Better fuel economy and lower emissions
Best OEM Iridium spark plug available
OEM-approved design