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Old 08-01-2018, 01:26 PM   #5
grampa_ss

 
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Drives: 2016 Camaro 2SS
Join Date: Apr 2017
Location: Stansbury Park, Utah
Posts: 1,102
Quote:
Originally Posted by ajp View Post
Are you saying switching between Stealth and Sport is open/closing the valves closest to the exhaust tips and not the valves on the X-Pipe?
I'll say it. Yes. The AFM valves won't close or move at idle. But the NPP valves at the exhaust tip will open and close. Try pulling fuse 51. The prevents the NPP valves from closing.
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2016 2SS, MRC, NPP, A8. Procharger P-1X,Stage II,std bypass, 3.9, Alky Meth - 10.84 @129 - DA+2000
New Mods - GPI drop ins, Kooks 2", LT4 fueling, Cam, Circle D Converter, 3.5 pulley & dual nozzle meth.
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