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Old 11-28-2018, 03:30 AM   #2 (permalink)
ByThaBay
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Location: Bay Area, CA
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Quote:
Originally Posted by K370 View Post
Am planning to go for tomei test pipes would be necessary to get a tune? Am not a tune expert but I've read somewhere about AFR that playing with the stock cats affect this AFR is that true?

Currently u have a a nismo s tune exhaust and tomei Y pipe.

Thanks

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The only way to know if it’s absolutely necessary is to review some logs. Regardless, a tune is good idea if it’s done well.
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