Join Date: 2007-12-11 Location: Kansas City Area Posts: 2,576 Trader Score: 8 (100%)
Originally Posted by s14det i think im havin a brain fart when u have a tuned ecu for 4bar do u need a fpr to bump it up to 4 bar also thanks sorry for the dump question
yes
The tune is only for 4 bar. The ECU doesn't control fuel pressure, a FPR does.
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