Part Number Details:

• Part Number: 10966AA043

• Application: 2015+ Subaru WRX (FA20DIT engine)

• Brand: NGK (OEM for Subaru)

• Type: Laser Iridium Spark Plug

• Thread Size: M14

• Heat Range: OEM spec

• Gap: Pre-gapped to factory specifications

• Sold: Individually (you need 4 for a full set)

These plugs are high-performance, long-life iridium spark plugs designed specifically for turbocharged engines like the FA20DIT. They’re ideal for stock or mildly tuned vehicles that require OEM reliability and performance.