BDFHYK Iridium Spark Plugs SP509 for Ford V8 (HJFS24FP 5507) 8-pack
Iridium spark plugs compatible with Mercury/Lincoln Ford V8 models. Improves engine performance and quality feel, with customers noting smooth engine operation. Some users question durability
Highlights
- compatible with multiple Ford/Mercury/Lincoln V8s
- iridium spark plugs for performance
- OE references SP509/HJFS24FP
Pros
- improved engine performance
- high-quality construction
- good value for money
- perfect fit reported by customers
- smooth engine operation
Cons
- durability mixed
- gap concerns
Best For
Features
- Fits 2008-2014 Expedition, 2008-2010 Explorer, Mustang, F-150, F-250 Super Duty
- OE numbers SP509, HJFS24FP, PZNAR6A11H, 5507 verified
- Set of 8 iridium spark plugs for V8 engines 4.6L and 5.4L
- Verify vehicle year, make, model and OE part number before purchase