Description
High-Performance Intake Base. The Holley EFI Ultra Lo-Ram Intake Manifold Base; Front Feed; Black is engineered to enhance airflow clearance and improve engine breathing for the Ford Coyote engine family. It provides increased front and rear clearance compared to stock manifolds while maintaining compatibility with factory hoods. This manifold is ideal for enthusiasts looking to optimize mid to high RPM power delivery on their performance vehicles.
Construction and Appearance. Crafted from durable as-cast aluminum, this manifold features a black finish that offers resistance to corrosion and a sleek appearance under the hood. The design includes refined injector bosses to reduce airflow turbulence without sacrificing flow area, ensuring efficient fuel atomization and engine response.
Installation. Installation requires basic mechanical knowledge with no drilling necessary. It is designed to bolt directly to OE heads using stock engine mounts, enabling a straightforward upgrade process without major modifications.
Application. This intake base is specifically designed to fit 2011 through 2023 Mustang GT and GT350 models, accommodating variations in throttle body configurations while maintaining factory compatibility across this range.
Holley EFI 300-921BK
CA Residents: WARNING: Cancer and Reproductive Harm
- Ultra Lo-Ram Intake Base – No Top Included
- Emissions Legal For Sale And Use On Uncontrolled (Non-Emissions Controlled) Vehicles
- Provides Additional 19.4mm Front And 42.6mm Rear Clearance Compared To Ford Performance Cobra Jet Manifold
- Clears 2015-2023 Mustang Factory Hoods
- Offered In Round And Oval Throttle Body Configurations With Replacement Front Inlets
- Oval Inlet Accommodates Up To 150x66mm Single Throttle Body
- Round Variant Accommodates 93mm Throttle Body
- Standard Mounting Provisions For GT350, GT500, And LS 4-Bolt Throttle Bodies
- 2011-2023 GT Throttle Bodies Compatible Via Optional Adapter
- Fuel Rails Included For OEM Type Fuel Injectors, Clips, Mounting Hardware, And O-Ring Gaskets
- Offered In Black With 9.20-Inch Runner Length To Improve Mid To High RPM Powerband
- Two 1/8 NPT Ports And Two 3/8 NPT Ports (Except 300-911 Has One 3/8 NPT Port)
- Modular Design Allows Porting And Accessories Like Intercoolers And Nitrous Plates
- Fuel Rails Feature -8AN Ports And Dual 1/8 NPT Accessory Ports For Gauges Or Fuel Line Hookup
- Plenum Volumes Range From 8.2 To 9.8 Liters Depending On Model
- Refined Port Design With Streamlined Injector Boss For Reduced Turbulence
- Front Inlets Interchangeable Between Round And Oval With Service Parts
- As-Cast Aluminum Construction Suitable For Boosted Applications And Welding Modifications
- Fits 2011-2023 Mustang GT, GT350
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