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GR Supra Ignition FAQ's

Please read our FAQs page to find out more.

Which ignition upgrades help the GR Supra when tuned?

Colder spark plugs and high performance coils improve combustion stability on a tuned GR Supra and reduce misfires at higher boost.

Do GR Supra ignition upgrades require plug gap changes?

Often yes. Tuned GR Supra setups may benefit from a slightly tighter plug gap to maintain spark under load.

Will ignition upgrades improve GR Supra fuel economy?

These upgrades focus on performance and consistency. Economy changes depend on tuning and driving style.