Quote:
Originally Posted by gwag
Do the Rennsport and Rothsport plenum setups truly have an operational valve between plenums?
I understand the purpose and existence of these valves, just wondering if they are present in these specific setups?
If there have valve just hard to see from the pics I've seen.
Also if they have a valve, what triggers it, the ECU?
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Yes they do. I received a quote from Rothsport which detailed the resonance tube, solenoids etc