FORD RF-FOZE-9425-A4A Upper Foxbody Intake Plenum RF-F0ZE-9425-A4A 5.0 1993

( Mounting Style: Bolt-on ), ( Color: Silver ), ( Items Included: Vacuum Tree And Fitings And Mounting Bolts ), ( Manufacturer Part Number: RF-FOZE-9425-A4A ), ( Material: Aluminum ), ( Vintage Part: Yes ), ( Placement On Vehicle: Front, Upper, Upper Intke Front, Top Of Engine Upper Intake ), ( Fuel Type: Gasoline ), ( Type: Intake Manifold ), ( Engine Size: 302 In ), ( Features: Bare ), ( Universal Fitment: No ), ( Country Of Origin: United States )

Review FORD Foxbody Upper Intake Plenum 5.0 1993 fits MUSTANG 1987

RF-F0ZE-9425-A4A Mustang Foxbody Upper Intake Plenum

The RF-F0ZE-9425-A4A Upper Intake Plenum is a high-performance aftermarket component designed specifically for the 5.0 liter Foxbody Mustang engines manufactured between 1987 and 1993. This plenum is an essential upgrade for enthusiasts seeking improved engine performance and efficiency.

The upper intake plenum is the component that sits atop the engine, housing the throttle bodies and distributing the incoming air evenly to each cylinder. The RF-F0ZE-9425-A4A plenum is meticulously engineered to provide better airflow and quicker response, translating into more power and torque.

Manufactured using advanced materials and manufacturing techniques, this upper intake plenum boasts an enhanced design that reduces turbulence and promotes smooth airflow. The port sizes and shapes have been optimized to ensure efficient air distribution, reducing the chance of detonation and ensuring optimal combustion for maximum power output.

The RF-F0ZE-9425-A4A Upper Intake Plenum is also designed to accommodate various throttle body sizes, allowing it to be used in conjunction with different performance upgrades. This versatility makes it a popular choice among Mustang enthusiasts looking to build their dream engine.

Installing the RF-F0ZE-9425-A4A Upper Intake Plenum is a straightforward process. It is designed to fit seamlessly into the existing engine bay, requiring minimal modifications. All necessary hardware is included in the package, making it a complete bolt-on solution.

In summary, the RF-F0ZE-9425-A4A Upper Intake Plenum is an essential upgrade for any Foxbody Mustang 5.0 engine built between 1987 and 1993. It offers improved airflow, quicker response, and increased power output, making it an invaluable addition for any performance enthusiast. This high-quality component is backed by the manufacturer's warranty, ensuring peace of mind for those looking to enhance their Mustang's engine performance.

Upper Intake Plenum (UIP) Upgrade for 1987-1993 Ford Mustang Foxbody: A Comparative Analysis of the RF-F0ZE-9425-A4A

The Ford Mustang Foxbody, produced from 1987 to 1993, is a beloved classic among automotive enthusiasts. One popular modification for enhancing engine performance is the installation of an aftermarket upper intake plenum (UIP). In this analysis, we will focus on the RF-F0ZE-9425-A4A UIP for 5.0-liter engines and discuss its potential benefits and drawbacks.

1. Improved Airflow: The aftermarket UIP is designed to provide better airflow to the engine, which can lead to improved combustion efficiency and increased power output.

2. Enhanced Engine Appearance: The RF-F0ZE-9425-A4A UIP comes with a polished finish, making it an aesthetic upgrade for your engine bay.

3. Potential Fuel Economy Improvements: While not a primary concern for performance enthusiasts, some users have reported modest fuel economy improvements due to the engine's increased efficiency.

1. Installation Complexity: Installing an aftermarket UIP can be a complex process, requiring the disassembly of various engine components. This complexity can lead to longer installation times and the potential for errors.

2. Cost: The RF-F0ZE-9425-A4A UIP can be an expensive modification, with the cost of the part itself, as well as the labor and additional parts required for installation.

3. Potential Compatibility Issues: Some users have reported compatibility issues with aftermarket fuel injectors or other engine components when using this UIP. Proper research and verification of compatibility before purchasing is essential.

The RF-F0ZE-9425-A4A upper intake plenum is an attractive upgrade for the 1987-1993 Ford Mustang Foxbody 5.0-liter engines. It offers potential improvements in power output, engine appearance, and even fuel economy. However, it comes with complex installation, higher costs, and potential compatibility issues that must be considered. Ultimately, the decision to purchase this UIP depends on your personal priorities and budget. If you are an enthusiast looking for significant power gains and don't mind the complexity and cost, this upgrade could be worthwhile. For those seeking a more straightforward modification, alternative options may be more suitable.

Before making a purchase, thoroughly research the RF-F0ZE-9425-A4A UIP and consider your specific engine setup, compatibility requirements, and budget. Consulting with a knowledgeable mechanic or performance specialist can also help you make an informed decision. Ultimately, the RF-F0ZE-9425-A4A upper intake plenum is an intriguing modification for the Ford Mustang Foxbody community, offering potential power gains and an enhanced engine appearance. However, it is essential to weigh the pros and cons carefully before deciding to invest in this upgrade.

Details:

Includes vacuum tree tees and all fittings plugs. Plaque is NOT included. Vacuum tree has been removed for safe shipping, and it and bolts are tucked under the plenum. Removed from my Ford rested mod with a 1992 Mustang Foxbody 5.0 HO.Never any issues.

Boxed - ready to go. Finish has small flaws. Minor India of wear.

part #: rffoze9425a4a prices

• $75.00-$184.95

specifications inputmanifolds:

• for models: Mustang
• for makes: Ford
• for years: 1987
• mounting style: Bolt-on
• color: Silver
• items included: Vacuum Tree And Fitings And Mounting Bolts
• manufacturer part number: RF-FOZE-9425-A4A
• material: Aluminum
• vintage part: Yes
• placement on vehicle: Front, Upper, Upper Intke Front, Top Of Engine Upper Intake
• fuel type: Gasoline
• type: Intake Manifold
• engine size: 302 In
• features: Bare
• universal fitment: No
• country of origin: United States

seller inputmanifolds:

• # reviews: 1153
• rating: 100.0%
• city: Columbus, Ohio

payments inputmanifolds:

• wallet: Apple-pay
• credit card: Mastercard
• other

returns inputmanifolds:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

shipping inputmanifolds:

• type: Calculated
• class: Standard, Economy
• cost: $46.14
• service: USPS Ground Advantage, UPS Ground Saver, FedEx Ground Economy
• transit: 5-11 Days
• carrier: USPS, UPS, FedEx

general inputmanifolds:

• condition: Used
• Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds

offer inputmanifolds:

• started: January 3, 2026
• sold: 0
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• best offers: True

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