Description
High-Performance Fuel Delivery. The Holley EFI Hi-Flow Fuel Rails provide a reliable solution for enhancing fuel flow to naturally aspirated and direct-injection Coyote engines. Designed to accommodate high-horsepower builds, these fuel rails ensure a consistent fuel supply while maintaining factory injector positioning for optimal spray patterns.
Construction and Appearance. Crafted from machined billet aluminum, the fuel rails feature a durable black anodized finish for enhanced corrosion resistance and visual appeal. Precision machining includes laser-etched branding and integrated ports that enable fuel gauge installation without additional modifications.
Installation. Installation is straightforward with included mounting brackets and hardware, requiring no drilling or special tools. The rails are designed as direct-fit replacements to utilize existing factory injector clips and mounting points for a seamless upgrade.
Application. Designed specifically for 2011-2023 Mustang GT and GT350 models, these fuel rails deliver improved fuel system performance while retaining compatibility with factory injectors and components.
Holley EFI 534-283
CA Residents: WARNING: Cancer and Reproductive Harm
- Fits All Late Model, 2011 And Newer Naturally Aspirated Coyote Engines Including 5.0 And 5.2
- Compatible With Cobra Jet And Boss 302 Versions
- Designed For 2018 And Newer Direct Injection Engines
- Features 5/8 Inch Diameter Fuel Passage For High Horsepower Applications
- Black Anodized Finish With -8 Orb Ports On Each End
- Includes 1/8 Inch NPT Port For Fuel Gauge Installation
- Factory Injector Clip Reliefs To Reuse Factory Injectors And Clips
- Comes With Fuel Rails, Mounting Brackets, And Required Mounting Hardware
- Supports Port Fuel Injection EFI Systems
- Constructed From Machined Billet Aluminum Extrusions
- Laser Etched With Holley EFI Logo
- Includes 1/8 NPT Gauge Ports Machined Directly Into Rail
- Does Not Include Fuel Injectors Or Fittings
- Fits 2011-2023 Mustang GT, GT350






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