[Reference Number]: 97506, SILZKBR8D8S, 12120039664, 12120040573, 12127622445. [Vehicle Fitment]: This automotive replacement spark plugs for 2012-2018 BMW 320i,320i xDrive, 2012 2013 2014 2015 2016 BMW 328i 528i, 2014-2016 BMW 328i GT xDrive, 2013-2016 BMW 328i 528i xDrive, 2014 2015 2016 BMW 228i 428i, 2015-2016 BMW 228i 428i xDrive, 2012 2013 2014 2015 2016 BMW X1 Z4, 2013-2017 BMW X3, 2015 2016 2017 2018 BMW X4 X5--2.0L L4 Engine [Exceptional Fuel Efficiency]: Our sparkplugs feature a 0.6mm finewire iridium centerwire tip design, coupled with advanced laser welded technology. This innovative combination ensures maximum fuel efficiency, allowing your engine to perform at its best while minimizing fuel consumption [Premium Material]: The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy has extremely high melting point, giving it high durability to heat and electrical wear, Ideal for today's high performance engines [Package Included]: Set of 4 Iridium Spark Plugs. To give you peace of mind, We offer 12-month worry-free-warranty, If you encounter any issues with the spark plug you purchased from A-NAFTULY store,our dedicated customer support team is ready to assist you

The spark plug is a small device that fits into the cylinder head of the engine. It consists of a metal shell, an insulator, a center electrode, and a ground electrode. The center electrode is located inside the insulator and is connected to the ignition coil. The ground electrode is attached to the metal shell and is in contact with the engine cylinder.  

  

Spark Plugs compatible with 

2014-2016 BMW 228i L4 2.0L

2015-2016 BMW 228i xDrive L4 2.0L

2012-2018 BMW 320i L4 2.0L

2013-2018 BMW 320i xDrive L4 2.0L

2012-2016 BMW 328i L4 2.0L

2014-2016 BMW 328i GT xDrive L4 2.0L

2013-2016 BMW 328i xDrive L4 2.0L

2014-2016 BMW 428i L4 2.0L

2015-2016 BMW 428i Gran Coupe L4 2.0L

2014-2016 BMW 428i xDrive L4 2.0L

2015-2016 BMW 428i xDrive Gran Coupe L4 2.0L

2012-2016 BMW 528i L4 2.0L

2012-2016 BMW 528i xDrive L4 2.0L

2012-2015 BMW X1 L4 2.0L

2013-2017 BMW X3 L4 2.0L

2015-2018 BMW X4 L4 2.0L

2016-2018 BMW X5 L4 2.0L

2012-2016 BMW Z4 L4 2.0L

[Spark Plugs Specifications]:   

Center Electrode Tip Material: Platinum

Center Electrode Core Material: Iridium

Resistance (ohms): 5000  

Gap Size (IN):0.030

Hex Size (IN): 14

Insulator Height (mm): 50

Reach (mm): 26.5

Thread Diameter (mm): 12 

  

Attention: Please use appropriate shop manual for your vehicle to obtain specific instruction. If you do not have an installation manual or enough skill to install this Sparkplugs, it is recommended to seek the help from a qualified mechanic.