FORD XL3E9425EC Upper Intake Manifold Gas For 4.2

( Fitment Type: Direct Replacement ), ( Mounting Hardware Included: No ), ( Manufacturer Warranty: 30 Days ), ( Type: Upper Intake Manifold ), ( Manufacturer Part Number: XL3E9425EC ), ( Engine Size: 4.2 ), ( Valvetrain Iteration: Ohv ), ( Transmission Type: Automatic ), ( Location Id: Gyn406 ), ( Vehicle Id: 16443 )

Review FORD Upper Intake Manifold 4.2 Gas fits F-150 1999–2000

The Ford XL3E-9425-EC Upper Intake Manifold is a crucial component of the engine cooling and fuel delivery system in select 99-00 F-150 models with a 4.2L gas engine. This upper intake manifold is engineered to provide efficient and reliable performance, ensuring a smooth operation of your engine.

The upper intake manifold is designed with a robust cast aluminum construction, ensuring durability and longevity even under the most demanding conditions. The manifold features a precise design with well-defined gasket surfaces and carefully engineered ports for optimal fuel delivery and combustion.

The intake ports on this manifold are designed to provide optimal air flow to the engine, ensuring efficient combustion and improved engine performance. The manifold also includes provisions for factory installed sensors, such as the camshaft position sensor and the manifold absolute pressure sensor, ensuring proper engine operation and diagnostic capabilities.

The upper intake manifold is also designed to work seamlessly with the engine cooling system. It features integrated coolant passages that circulate coolant around the engine components, helping to maintain optimal operating temperatures and preventing overheating.

Installation of this upper intake manifold is relatively straightforward, with most of the work involving removing the old manifold and installing the new one. However, it is important to follow the proper installation procedures and use the appropriate gaskets and sealing materials to ensure a good seal and prevent leaks.

In summary, the Ford XL3E-9425-EC Upper Intake Manifold is a high-quality and durable replacement part for select 99-00 F-150 models with a 4.2L gas engine. Its precise design, robust construction, and efficient cooling capabilities make it an excellent choice for those seeking to maintain or improve the performance of their engine.

Buying a Ford XL3E-9425-EC upper intake manifold for a 1999-2000 F-150 with a 4.2L gas engine can have several advantages and disadvantages. Let's examine each in detail.

1. Improved Performance: A new upper intake manifold can help improve engine performance by ensuring a better seal and improved flow of air and fuel to the engine.

2. Better Gas Mileage: A properly functioning upper intake manifold can help improve fuel efficiency by ensuring optimal air-fuel mixture and reducing engine knocking.

3. Durability: A new upper intake manifold is more durable than a used one and can last longer, reducing the need for frequent repairs.

1. Cost: Replacing an upper intake manifold can be expensive, especially if you choose to buy a new one. The cost of the manifold itself can range from $300 to $700, and labor costs can add an additional $300 to $500.

2. Installation: Installing an upper intake manifold can be a complex and time-consuming process. It requires specialized tools and knowledge, and even small mistakes can lead to significant problems.

3. Risk of Damage: When removing the old manifold, there is a risk of damaging other engine components, such as the cylinder head or gaskets.

Deciding whether to buy a new Ford XL3E-9425-EC upper intake manifold for a 1999-2000 F-150 with a 4.2L gas engine depends on several factors, including your budget, your technical skills, and your tolerance for risk. If you have the funds and the expertise to install the manifold yourself, and you want the best possible performance and durability, then a new manifold is a worthwhile investment. However, if you're on a tight budget or not confident in your ability to install the manifold yourself, then a used manifold or a rebuilt one may be a more cost-effective option. Ultimately, the decision is yours to make.

If you have the budget and the technical skills to install a new upper intake manifold, then it's a worthwhile investment for improved performance, better gas mileage, and durability. However, if you're on a tight budget or not confident in your ability to install the manifold yourself, then a used or rebuilt manifold may be a more cost-effective option. It's essential to weigh the pros and cons carefully and make an informed decision based on your unique circumstances.

Details:

Ford F-150 1999 2000 4.2L. Ford E-250 Online 1999 2000 4.2L. Please replace such items as required for proper installation. Ford E-150 Online Club Wagon 1999 2000 4.2L.

Ford E-150 Online 1999 2000 4.2L.

part #: xl3e9425ec prices

• $199.95-$368.19

specifications inputmanifolds:

• for models: F-150
• for makes: Ford
• for years: 1999-2000
• fitment type: Direct Replacement
• mounting hardware included: No
• manufacturer warranty: 30 Days
• type: Upper Intake Manifold
• manufacturer part number: XL3E9425EC
• engine size: 4.2
• valvetrain iteration: Ohv
• transmission type: Automatic
• location id: Gyn406
• vehicle id: 16443

general inputmanifolds:

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

seller inputmanifolds:

• city: Denver, Colorado
• # reviews: 62908
• rating: 99.6%

offer inputmanifolds:

• availability: In Stock
• quantity: 1
• started: October 18, 2025
• sold: 0
• options: Ship-to-home

returns inputmanifolds:

• time: 60 Days
• paid by: Buyer
• policy: Returns Accepted

shipping inputmanifolds:

• type: Fixed
• cost: $0.00
• class: Standard
• transit: 3-6 Days
• service: Standard

payments inputmanifolds:

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

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