No none.. lol not needed im building a Boost build valve that directs the wasted/compressed air back into the header under decell fuel with the AEM when the throttle plate shuts the air combinds with the unburned fuel in the header at the right time spools the turbo between shifts! ITS BAD ASS NO LAG !!!!
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Glenngieering
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"AEM Speed Density Proper Real time Tuning Specialist"..... I DO NOT TUNE ROM/MAF SYSTEMS ! Glenngineering