Performance Fuel Systems, Inc.™ offers product solutions for high performance Electronic Fuel Injection (EFI) fuel system including race fuel injectors, adjustable fuel pressure regulators, fuel service port (Schrader valve) adapter fittings and gauge kits.

A manufacturer of performance products, Performance Fuel Systems, Inc.™ also provides Electronic Fuel Injection (EFI) technical information and other high quality EFI fuel system products.

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Visit our Tech Corner to get information about the basics of EFI Fuel Systems, ideas to improve your vehicles's performance or tips to diagnose your EFI fuel system.

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Now Available!!! The World's Fastest Fuel Injector MRE Adjustable PowerTip 5 Racing Fuel Injectors   Precision machined from proprietary material, coated with titanium nitride and available with flow rates from :   150lb/hr up to 650lb/hr Purpose built fuel injectors for racing.  Capable of supplying EFI  V-8 engines from 1000HP to 4000HP with gasoline or methanol. Direct replacement for all standard injectors and compatible with all 4/1 amp peak & hold aftermarket EFI Systems, no injector driver adapters needed.

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GM and Chrysler Fuel Service Port Kits Available.

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Check out a sample from our Tech Corner:

Fuel Pressure Leak-Down Test

An area often overlooked is the performance of the fuel system not while the engine is running, but when it is shut off. If you experience hard starts especially restarting a short period after shutting off the engine, then one possibility is a leaking fuel system. We’re not talking about external leaks such as joints or cracked fuel lines, but instead, we’re talking about internal fuel leaks. While it’s important to know how your fuel system pressure is performing properly during engine operation, it’s just as important to know what the fuel system is doing right after the engine is shut off. [Click here to learn more...]

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