Much like the HPFP internals, correct heat range and high quality spark plugs are needed when modifying your Mazdaspeed for higher than OEM power levels. With increased boost pressure and turbo sizes, a 1-step colder spark plug is recommended for peak performance.
CorkSport is helping you take the guess work out of choosing the proper spark plug for your Mazdaspeed build. CorkSport now has pre-gapped NGK 1-step colder plugs ready to buy with your other CorkSport goodies.
Genuine NGK part no. LTR7IX-11
Inspected and pre-gapped to 0.026 inches – the community proven and recommended gap for stock to approximately 450whp builds. For higher horsepower builds discuss the proper gap with your professional tuner.
Sold in Sets of 4 Spark Plugs
Inspected and pre-gapped to 0.026 inches – recommended gap for stock to approximately 450whp builds. For higher horsepower builds discuss the proper gap with your professional tuner.
Additional Features: Vehicle Fitment: 2007-2013 Mazdaspeed 3, 2006-2007 Mazdaspeed 6, 2007-2012 Mazda CX-7 Turbo.
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