Our adjustable fuel pressure regulators have been a top choice with Ford enthusiasts for many years delivering unmatched value and quality. Available for both the 4.6L & 5.0L models each unit is built to aircraft quality standards with fully CNC machined billet aluminum main body assembly finished in a beautiful blue anodized finish along with a high performance diaphragm assembly. These units are great for maximizing performance on everything from a stock motor to higher output applications, including the supercharged 4.6L Cobra models. They are an easy do-it-yourself replacement for your factory non adjustable regulator and tuning pressure can be done in seconds on the car.