Fuel Pressure Regulators Kits

Improve your fuel system with EVIL ENERGY Fuel Regulators. Our selection includes carburetor fuel pressure regulators, inline fuel pressure regulators, EFI fuel pressure regulators, and high-flow regulators. Each product offers precise fuel control and long-lasting performance, catering to both car enthusiasts and performance builders.

With a commitment to quality, EVIL ENERGY fuel pressure regulators  & Accessories are rigorously tested to ensure optimal functionality and long-lasting service. Whether you're upgrading your fuel system or replacing worn-out components, our regulators provide a dependable solution to support your vehicle's performance.

Key Features of Fuel Pressure Regulators

• Carburetor Fuel Pressure Regulators: These regulators are specifically designed for carbureted engines, providing consistent fuel pressure for stable engine performance and efficient fuel delivery.

• Inline Fuel Pressure Regulators: Suitable for both carbureted and fuel-injected engines, inline fuel pressure regulators maintain stable fuel pressure, ensuring optimal fuel flow and system balance.

• LS Fuel Pressure Regulators: Tailored for LS engine applications, these regulators offer accurate fuel control, supporting high-performance and efficiency in modern engine setups.

• EFI Fuel Pressure Regulators: Designed for vehicles with electronic fuel injection (EFI) systems, these regulators provide precise fuel pressure regulation, ensuring reliable engine operation and performance.

• High Flow Fuel Pressure Regulator Gauges: These regulators, featuring an integrated gauge, are ideal for high-flow applications, offering clear pressure monitoring for performance vehicles and racing setups.

• Return Style Fuel Pressure Regulators: Engineered for return-style fuel systems, these regulators ensure optimal fuel return and consistent pressure, contributing to system efficiency and reliability.

• Adjustable Pressure Range: Choose from regulators with pressure ranges of 20–140 PSI, ideal for automotive fuel pressure regulator setups on both EFI and carburetor platforms.

• Durable Construction: Made with corrosion-resistant aluminum and anodized finishes to withstand high pressure and heat.

• Integrated Filtration: Select models include built-in 10-micron stainless steel fuel filters for optimal fuel purity and system longevity.

• Plug-and-Play Kits: Complete kits with fuel lines, AN fittings, pressure gauges, and mounting hardware for fast, secure installation.

Browse popular kits like our EFI returnless fuel system regulator kit, or get started with our universal adjustable fuel pressure regulator.

Designed for Versatility

These regulators are compatible with gasoline, E85, and methanol fuels (not for diesel), and are optimized for EFI return and returnless systems. Whether you're doing an LS swap fuel system install, upgrading a boosted build, or restoring classic fuel delivery, we have the auto fuel pressure regulator that fits your needs.

We also offer fuel pressure regulator bundles for maximum value and convenience.

Best-Selling Regulators

• Fuel Pressure Regulator with Filter for EFI – Returnless design, 20–120 PSI, integrated 10-micron filter.

• Carburetor Fuel Pressure Regulator Kit – Ideal for traditional carb systems.

• 10 Gallon Fuel Cell with Regulator Combo – Perfect for race and custom setups.

• Diesel Fuel Pressure Regulator for Cummins Dodge RAM – Heavy-duty and precision-calibrated.