BOSCH 9621 OE Fine Wire Double Iridium Spark Plug - Pack of 4
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360-degree laser welded ultra-fine wire iridium firing pin provides better ignitability - reducing voltage requirements up to 24% - and enhanced durability
Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize - making installation quick and easy
Bosch Double Iridium spark plugs are pre-gapped at the factory and ready to install right out of the box - gap adjustment prior to installation not required
Meets or exceeds manufacturer design requirements for OE fit, form, and function for modern gasoline engines - including Gasoline Direct Injection (GDI) engines
Compatible with select vehicles (Note: engine affects fitment - verify specific fitment details with amazon confirmed fit fit checker above): INFINITI: 2008-12 EX35, 2013 EX37, 2009-12 FX35, 2013 FX37, 2009-13 FX50, 2011-12 G25, 2007-08 G35, 2008-13 G37
Compatible with (continued):LEXUS: 2013 JX35, 2009-10 M35, 2012-13 M35h, 2011-13 M37, 2011-13 M56, 2015 Q40, 2014-18 Q50, 2014-16 Q60, 2014-19 Q70, 2015-19 Q70L, 2014-17 QX50, 2011-13 QX56, 2014-23 QX60, 2014-20 QX70, 2014-23 QX80
Compatible with (continued): MAZDA: 2015-16,2018-21 2, 2012-23 3, 2014-21 6, 2016-21 CX-3, 2020-23 CX-30, 2013-23 CX-5, 2023 CX-50, 2016-23 Miata; NISSAN: 2007-09 350Z, 2009-20 370Z, 2007-23 Altima, 2017-22 Armada, 2006-08 Frontier, 2020-23 Frontier
Compatible with (continued): NISSAN: 2009-23 Maxima, 2009-23 Murano, 2020 NV200, 2018-21 NV2500, 2018-21 NV3500, 2013-23 Pathfinder, 2011-17 Quest, 2008-13 Rogue, 2014-15 Rogue Select, 2007-22 Sentra, 2017-23 Titan, 2016-23 Titan XD
Compatible with (continued): PONTIAC: 2009-10 Vibe; SCION: 2016 iA; TOYOTA: 2016-20 Yaris, 2017-18 Yaris iA, 2016-20 Yaris R
Notes from PartsPlenty.com
Independent commentary by PartsPlenty.com (not Amazon).
The Mazda Spark Plugs auto part may help restore proper operation and reliability in your vehicle. Over time, heat cycling, vibration, road grime, and normal wear can cause parts to weaken, leak, corrode, or drift out of spec.
When replacing an automotive component, confirm compatibility with your exact vehicle details (year/make/model/engine and any trim or drivetrain variations). Always follow manufacturer procedures and torque specs, and verify operation after installation.
For a closer look at how this type of part works and how it is typically used, check out the video below.
Video Help
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