Quote:
Originally Posted by Isaac Zachary
I wonder if the new Toyota Corolla GR will have a similar issue as its exhaust has a solenoid actuated valve to bypass a major part of the muffler. I'm not sure what makes it open though, but IIRC it's when you floor it.
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The modern Corvettes run on four cylinders, with half the exhaust closed off until you spank the go-pedal. Then the computer picks up on the prompt, and everything reconfigures for high-output, low restriction.
Some motorcycles have done this for decades.