Thread: JMS FuelMax installed
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Old 02-17-2021, 08:45 AM   #31
7LitreC5
 
Drives: 18 Tahoe RST, 19 Z06
Join Date: Apr 2017
Location: Colorado Springs, CO
Posts: 328
Quote:
Originally Posted by JANNETTYRACING View Post
That depends if someone was trying to cover up loss of fuel pressure in the tune.

If so the car will get richer up top after adding it.

Ted.
That makes perfect sense. Thanks.
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