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Old 11-18-2013, 08:44 PM   #357
AVOturboworld
 
Join Date: Jan 2012
Drives: 2013 "AVO Orange" FR-S
Location: Seattle, WA
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For people that are experiencing boost control issues, if you are using a wire-in boost solenoid controlled by Ecutek reflash, you will need to contact your tuner. They did not have Solenoid control hertz correct in the software, and this was the cause of insufficient boost control. That's been fixed, and the latest updates need to be applied.

The Taiwan race car is running a clean 14psi of boost all the way to redline with no drop off. It's set up with an 8psi wastegate actuator and the AVO EBC, and it has a twin 2.5" exhaust system from the crossover back. Did 40 lap race without any issues. If anybody is experiencing boost drop off, the main culprit would probably be back pressure in the exhaust system. Trying to push 350~380whp through a 2.5" exhaust is difficult. An easy way to check your exhaust for back pressure is to hook a boost gauge up to it off an o2 sensor bung with a long steel pipe to measure the back pressure. You'll be surprised what will see, we've seen up to 8psi of back pressure on some systems.
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