What's the difference between mild and aggressive crackle tune?

Tuning discussion specific to 2006-2008 NC1 Miata MX-5 vehicles
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CrimsonE
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Joined: April 15th, 2021, 1:49 pm

What's the difference between mild and aggressive crackle tune?

Post by CrimsonE »

And is mild safe fir stock headers with cats?
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Ugnius @ VersaTune
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Joined: March 19th, 2010, 11:57 am

Re: What's the difference between mild and aggressive crackle tune?

Post by Ugnius @ VersaTune »

The difference is in the ignition retard. More ignition retard gives you louder pops, but that also puts more stress on the cats. Mild tune is recommended for cars with stock cats.
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