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Subaru WRX Spark Plug Wires and Caps
This page brings together spark plug wires and caps for the Subaru WRX, covering model years 2012–2023. The range includes performance-oriented spark plugs and related secondary ignition components sized for WRX fitment. Select your year above and we'll show only the spark plug wires and caps that fit your Subaru WRX. Fitment is checked against our vehicle data for every part listed.
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HKS 50003-M40HL Iridium Racing Spark Plug M-Series High Performance
Part: 50003-M40HL
Vehicle Specific
$300.00
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NGK 96024 Laser Iridium Spark Plug ILKAR8H6 Fine Wire Heat Range 8
Part: 96024
Vehicle Specific
$11.58
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What's here for your Subaru WRX
- Spark plugs, including performance variants suited to the Subaru WRX
- Spark plug wires and ignition caps
- Secondary ignition components for direct-fit replacement
The widest selection here comes from DENSO, HKS, Brisk USA, and Autolite, covering a broad range of secondary ignition parts for the Subaru WRX. Other categories Subaru WRX owners shop for: Subaru WRX Springs and Suspension Parts, Subaru WRX Brake Pads and Shoes and Subaru WRX Engine Block Parts, or browse all Subaru WRX parts and accessories.