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Old 01-26-2017, 02:00 PM   #165 (permalink)
370Zsteve
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Join Date: Sep 2009
Location: Gold Coast CT
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Quote:
Originally Posted by BOLIO 671 View Post
The Stillen kit out of the box is designed to go with a stock exhaust....you can use and aftermarket 2.5 inch exhaust with TP's or HFC's(you brand of choice) but it would require a custom tune.....these kits are known to run better on a custom tune.
Not good advice on the HFC's. They will have a meltdown from the heat. Stock cats. Don't take my word for it, I got the info from Kyle @ Stillen.
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SOLD MY Z MARCH 2018 - another Core OG moves on - new ride 2019 Z Corvette Grand Sport - no mods necessary but already have eyes on HFC and intakes LOL IT NEVER ENDS.
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