NGK BMW B48/B58, S55/S63 Spark Plugs Upgrade High Performance

NGK OEM BMW/Mini spark plugs, can be used as an upgrade for the B48, B58, N55, S55, S63 platform, such as the BMW M140i, M240i, M340i, M440i, 540i, 740i, Toyota Supra, M2, M3, M4, M5, etc.

NGK SILZKGR8B8S 94201 Bi-Hex 97506 M12 x 1.25, Key width: 14 mm

Please note that the price is per piece.

FEATURES:
– Made from durable material
– Sharp iridium centre electrode reduces the spark voltage required
– The double-ground ground electrode improves spark transfer. It also improves the flame front (ignition of the mixture)
– Less chance of sparking in cables
– Less chance of missed combustion
– Extremely durable at high temperatures
– Easier starting
– Better anti-corrosion properties
– Electrode distance is adjusted for high performance
– Heat rating is suitable for high performance

OE reference number(s) comparable to the original part numbers:

• OE 12 12 0 039 664 — BMW
• OE 12 12 0 037 581 — BMW / MINI
• OE 0 037 581 — BMW / MINI
• OE SILZKBR8D8S — NGK