This little guy takes the fuel pressure coming from the fuel pump and dials it down to what the engine actually needs. The pump sends a lot of pressure—think of it like water coming out of a firehose—but the engine doesn't need that much. The regulator bleeds off the excess fuel and maintains a steady, consistent pressure at the fuel rail, which feeds the injectors. It’s basically a valve that manages the flow. It sits in the fuel line, usually near the fuel tank or engine, and is a key part of the fuel delivery system. It works with the fuel pump and fuel injectors to ensure the engine gets the right amount of fuel, consistently. Without it, you’d have unpredictable fuel delivery, which messes everything up. It's pretty crucial, honestly. If this thing fails, you’ll notice if your engine is running rough, idling poorly, or maybe even stalling. Too much pressure can flood the engine, and too little means it’s starved for fuel. It acts like a shield, protecting the sensitive fuel injectors from getting damaged by overpressure. It also affects your gas mileage and emissions. You can find these pretty easily, Fixparts Online carries a good selection of them, and replacing a faulty one can save you a lot of headaches down the road. It’s one of those parts that’s not hugely expensive, but makes a big difference when it’s working right. Suitable for all conditions: Pressure Regulator (MPN 0280160557) includes a 12-month warranty!

About Bosch

With a heritage of innovation, Bosch provides dependable and efficient automotive components that set industry standards.

Why Choose Bosch?

• Bosch parts are known for lasting a long time, so you won’t have to replace them often. • They perform reliably, helping to keep your vehicle running smoothly and safely. • Bosch invests a lot in research and development, meaning you’re getting the latest technology. • Mechanics trust Bosch, and that’s a good sign of quality and performance you can depend on. Bosch delivers excellence, FixParts Online delivers to your door.