HKS M-Series Super Fire Racing Spark Plugs (Single) M50HL WRX 15-21 | 50003-M50HL-1 vendor_DFC - Increases Air Flow

- Increases Air Flow

TIG welded T304 stainless steel pipes that feature laser cut flanges that improves both horsepower and torque and improves throttle response while increasing that flat 4 rumble

Single Exit Exhaust Sound Clip

anodized and fitted with a carbon fiber insert

HKS M-Series Super Fire Racing Spark Plugs (Single) M50HL WRX 15-21 | 50003-M50HL-1 vendor_DFC - Increases Air FlowProduct Fitment: 2015 2021 Subaru WRX 2013 2016 Scion FR S 2013 2020 Subaru BRZ 2017 2020 Toyota 86 The HKS M50HL Super Fire Racing Spark Plug is a one step colder iridium plug engineered for high performance engines under demanding conditions. Ideal for turbocharged or tuned applications, it offers enhanced ignition, reliability, and resistance to carbon buildupperfect for performance enthusiasts pushing the limits. Features: Heat range equivalent to