NGK (LFR6BHX) Ruthenium HX Spark Plug Subaru WRX/STI/Impreza/Outback - Box of 4 | 93420 Wheel Width_8 inch +/- 10 degrees of adjustment

+/- 10 degrees of adjustment at camshaft (equates to +/- 20 degrees at crankshaft)

Volkswagen

Subaru STI 2015-2021

Moderate bolt-ons

NGK (LFR6BHX) Ruthenium HX Spark Plug Subaru WRX/STI/Impreza/Outback - Box of 4 | 93420 Wheel Width_8 inch +/- 10 degrees of adjustmentFitment Information: 2004 2006 Subaru Baja 2004 2013 Subaru Forester 2004 2014 Subaru Impreza 2005 2019 Subaru Legacy 2005 2019 Subaru Outback 2013 2014 Subaru WRX 2013 2018 Subaru WRX STI Features: Sold as a set of 4 spark plugs Trivalent metal plating provides superior anti corrosion and anti seizing properties Corrugated ribs prevent flashover Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer 0. 4mm