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Old 01-07-2021, 09:28 PM   #1305 (permalink)
redondoaveb
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Join Date: Apr 2017
Location: So. Commiefornia
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Drives: 2014 Nismo Gunmetal
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Quote:
Originally Posted by jchammond View Post
Cut it loose at the collectors & run open headers
It's the same exhaust I had on it when it made 680whp. They're thinking it's possible one or both of the 100 cell mil spec cats is fouled or something. I asked LJ at Specialty Z if they could do a dyno pass uncorked to rule out or verify that it's an exhaust restriction. He said he'd ask Seb.
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Fast Intentions "Stage Seb" twin turbo #098- Specialty Z/Tial-Xonarotor/CJM/Ecutek/HKS/KW/SPL/Hotchkis/Rohana/Toyo
700+whp
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