Adjustable Fuel Pressure Regulator Modification
Instructions - (PDF opens in a new window)
The Phazer has a conservative air to fuel ratio from the factory. This modification will change your fuel pressure to optimize fuel delivery for altitude and modifications. An increase of 4 horsepower, torque, throttle response and fuel mileage. Let us tune your fuel pressure specifically for your altitude and modifications SBM exhaust and cold air intake modules work great with this combination.
Send us your regulator and we will modify it by adding our billet aluminum adjustable bonnet.
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