NGK IRIDIUM IX Spark Plugs 6510 (Pre-Gapped) - 2015-2019 F150/Mustang GT 5.0L
$72.00
$62.00
IRIDIUM IX (LTR7IX-11) 6510
*one step colder FOR BOOSTED APPLICATIONS*
- SET OF 8 -
ULTIMATE PERFORMANCE FOR 2011-2019 5.0L
Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti-fouling.
- Pre-gapped to .035"
- Fine iridium tip ensures high durability and a consistently stable spark.
- Iridium alloy has extremely high melting point, perfect for today’s high-tech, high-performance engines.
- Trivalent metal plating provides superior anti-corrosion and anti-seizing properties.
- Outstanding acceleration, high fuel efficiency and durability.
- Ultimate design, technology and performance.
- Heat range 7.
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