Description
The Motorcraft SP535X Iridium Spark Plug is a high-quality OEM replacement designed to deliver reliable ignition performance and long service life for modern 2.0L engines. Built with an iridium center electrode, this spark plug provides enhanced durability, consistent spark delivery, and improved combustion efficiency.
Engineered to meet strict Ford OEM standards, the SP535X helps reduce misfires, optimize fuel economy, and maintain emissions compliance. It is suitable for both naturally aspirated and performance-oriented 2.0L engines, including applications like the Ford Focus and Focus RS.
This plug is interchangeable with SP-535, making it a direct-fit solution for maintenance and service.
Features
- Genuine Motorcraft iridium spark plug
- Part Number: SP535X / CYFS12Y1X
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Iridium center electrode for extended service life
- Designed for 2.0L gasoline and flex-fuel engines
- Improves fuel efficiency and combustion performance
- Helps prevent misfires and ensures reliable ignition
- Meets Ford OEM engineering standards
- Suitable for both standard and performance applications
- Interchangeable with SP-535
- Service life: 60,000–100,000 miles
Technical Specifications
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Plug Material: Iridium
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Dimensions: 0.94 L x 0.84 W x 3.69 H in
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Weight: 0.10 lb
Vehicle Fitment
Ford
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EcoSport: 2018–2022 – L4 2.0L
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Focus: 2012–2018 – L4 2.0L (Naturally Aspirated)
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Focus RS: 2016–2018 – L4 2.0L (Gas & Flex)
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Transit Connect: 2019–2023 – L4 2.0L
Additional Applications (per supplied data)
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Cadillac ATS: 2013 – L4 2.0L (Luxury, Performance, Premium trims)