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Old 01-08-2019, 12:50 AM   #14 (permalink)
Spooler
A True Z Fanatic
 
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Location: Ga
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Quote:
Originally Posted by Rusty View Post
A couple of tuners have notice a small increase in HP on 2015+ Z with full bolt-ons over older Z's with the same bolt-ons. The one post I read said that there is a difference in the 2015+ ECU's. If I remember right. They have more RAM. There is basically 3 different ECU's for the years. '09, '10 to '14, '15+. Each up-grade has more stuff in it.
They actually have less ram on the newer models. Can't remember when it started. I think it was 2017 and up.
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