FORD F878-9K41-BB Lower Upper Intake Manifold 5.0

( Type: Intake Manifold ), ( Manufacturer Part Number: F878-9K41-BB ), ( Placement On Vehicle: Upper )

Review FORD 5.0 Upper Lower Intake Manifold Oem Upgrade fits EXPLORER MUSTANG COBRA GT40 HO

The Ford F878-9K41-BB Explorer Mustang Cobra 5.0 HO GT40 Upper and Lower Intake Manifold is a high-performance component designed specifically for the Ford Explorer Mustang Cobra 5.0 HO engine. This intake manifold is part of the GT40 Eaton Supercharger system, which is known for delivering impressive power gains and enhanced engine performance.

The upper intake manifold of this kit is meticulously engineered to accommodate the larger supercharger intercooler and throttle body, ensuring a proper fit and optimal airflow. The upper intake features a unique design with raised bosses to provide accurate location and alignment of the various components, including the fuel rails, spark plugs, and valves. The intake runners are optimized for improved airflow and engine breathing, contributing to a more potent power output.

The lower intake manifold, on the other hand, is tailored to house the engine's fuel injectors and distributor. Its design incorporates large, open plenums that facilitate the smooth transition of airflow from the throttle body to the engine. This allows for better fuel atomization and more efficient combustion, leading to increased horsepower and torque.

Both the upper and lower intake manifolds are manufactured using high-quality materials, such as aluminum. They are precision-machined to ensure a perfect fit and finish, while also boasting robust construction to withstand the demands of high-performance engine applications.

Installing this intake manifold kit requires the use of the accompanying gaskets and hardware, which are designed to provide a secure seal and proper engine compression. The kit also includes detailed instructions to guide you through the installation process.

In summary, the Ford F878-9K41-BB Explorer Mustang Cobra 5.0 HO GT40 Upper and Lower Intake Manifold is a crucial component of the GT40 Eaton Supercharger system. Its meticulously designed features, such as optimized intake runners and large plenums, result in enhanced engine performance and power gains. This intake manifold kit is a must-have for anyone looking to maximize the potential of their Ford Explorer Mustang Cobra 5.0 HO engine.

Pros and Cons of Buying a Ford Explorer Mustang Cobra 5.0 HO GT40 Upper and Lower Intake Manifold

Pro: The GT40 upper and lower intake manifolds are designed to provide better airflow and increased power by allowing for larger throttle bodies and better port matching. This can lead to improved engine performance and acceleration.

Pro: The GT40 intake manifold is a visually appealing upgrade for any Mustang engine, as it is a well-known and iconic part in the Ford and Mustang community. It can add to the overall aesthetic of the vehicle.

Con: Installing a larger intake manifold like the GT40 may result in slightly reduced fuel economy due to the increased airflow requirements. This might not be a significant concern for performance enthusiasts, but it is something to consider.

Con: Installing the GT40 upper and lower intake manifold is a complex process that requires a fair amount of expertise and experience. It involves removing the engine and other components, which can be time-consuming and potentially costly if not done correctly.

Pro/Con: Depending on the perspective, the cost of the GT40 upper and lower intake manifold can be considered either a pro or a con. While it is a significant investment, it is a high-quality part that can provide considerable performance benefits.

Pro: The GT40 intake manifold can also contribute to a more pleasing engine sound due to its unique design and larger throttle bodies. This is a desirable feature for many Mustang enthusiasts.

Con: It's important to note that results may vary depending on the specific engine and vehicle setup. Some users might experience more significant power gains than others, making it essential to consider individual circumstances.

In conclusion, the decision to buy a Ford Explorer Mustang Cobra 5.0 HO GT40 upper and lower intake manifold depends on an individual's priorities and preferences. If you're looking for improved performance, enhanced appearance, and better engine sound, this upgrade could be an excellent investment. However, it comes with a complex installation process, potential fuel economy drawbacks, and a significant cost. Ultimately, it's essential to weigh the pros and cons carefully and consider your unique needs and goals before making a purchase.

Recommendation: If you're an experienced Mustang enthusiast who is serious about maximizing engine performance, the Ford Explorer Mustang Cobra 5.0 HO GT40 upper and lower intake manifold could be an excellent choice for you. However, if you're a beginner or have limited experience with engine upgrades, it might be wiser to start with less complex modifications and gradually work your way up to this level.

Details:

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part #: f8789k41 prices

• $187.99-$424.99

specifications inputmanifolds:

• for models: Gt40, Ho, Explorer, Mustang, Cobra
• for makes: Ford
• type: Intake Manifold
• manufacturer part number: F878-9K41-BB
• placement on vehicle: Upper

offer inputmanifolds:

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

payments inputmanifolds:

• credit card: Diners-club
• other
• wallet: Google-pay

seller inputmanifolds:

• rating: 99.0%
• # reviews: 31271
• city: Lawrence, Kansas

returns inputmanifolds:

• policy: No Returns

shipping inputmanifolds:

• type: Fixed
• transit: 2-6 Days
• cost: $0.00
• service: Standard
• class: Standard

general inputmanifolds:

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

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