SUBARU 14001AB742 Intake Manifold 2.5

( Mounting Style: Bolt-on ), ( Color: Red ), ( Items Included: Manifold ), ( Manufacturer Part Number: 14001AB742 ), ( Cylinder Head Type: Oval Port Standard ), ( Material: Aluminum ), ( Vintage Part: No ), ( Placement On Vehicle: Engine ), ( Fuel Type: Gasoline ), ( Type: Intake Manifold ), ( Manufacturer Warranty: 1 Month ), ( Engine Size: 2.5 ), ( Features: Bare ), ( Country Of Origin: Japan )

Review SUBARU 2.5 Bare Intake Manifold fits WRX STI 2004–2006

Subaru 14001AB742 2004-2006 WRX STI 2.5-liter Bare Intake Manifold

The Subaru 14001AB742 is a genuine OEM (Original Equipment Manufacturer) intake manifold designed for the Subaru Impreza WRX STI 2.5-liter engines, produced between 2004 and 2006. This intake manifold is a crucial component of the engine's air induction system, responsible for supplying the engine with a precise air-fuel mixture for efficient combustion.

Constructed from high-quality aluminum, this intake manifold features a unique design with six individual runners, each optimized for delivering air to the respective cylinders. The runners are equipped with large-diameter throats to enhance airflow and promote better engine response. The intake ports are precisely machined to ensure a perfect seal with the intake valves, ensuring optimal engine performance.

The 14001AB742 intake manifold comes in a bare form, meaning it does not include any additional components such as gaskets, bolts, or sensors. This intake manifold is intended for those who are performing engine upgrades or rebuilds and require a replacement intake manifold. It is essential to note that installation of this intake manifold requires the use of genuine Subaru gaskets and hardware for a proper seal and secure installation.

This OEM intake manifold is a direct fit for the Subaru Impreza WRX STI 2.5-liter engines from the model years 2004 to 2006. By using a genuine Subaru part, you can ensure a perfect fit, unmatched performance, and durability. This intake manifold is an essential upgrade for those looking to optimize the performance of their Subaru WRX STI and take it to the next level.

Pros and Cons of Buying a Subaru 2004-2006 WRX STI 2.5 Bare Intake Manifold

Pro: A bare intake manifold allows for easier customization and tuning for improved engine performance. It can lead to increased horsepower and torque.

Pro: Buying a bare intake manifold is often more cost-effective than purchasing a complete performance intake system.

Pro: Installing a bare intake manifold is an excellent project for those who enjoy working on their own vehicles or want to save on labor costs.

a. Complexity: Installing a bare intake manifold requires extensive knowledge of engine systems and tuning skills. It may not be suitable for beginners.

b. Compatibility: Ensure the intake manifold is compatible with your vehicle's engine and other components. Incorrect installation could lead to engine damage.

Pro: There are several aftermarket manufacturers that produce high-quality bare intake manifolds for the Subaru WRX STI.

Con: Some aftermarket intake manifolds may not meet the same OEM standards for fit, finish, and durability. Make sure to purchase from a reputable supplier.

Con: Installing a bare intake manifold could potentially increase the risk of engine damage if not installed correctly. Always follow proper installation procedures.

Neutral: Installing a bare intake manifold does not have any inherent environmental impact, but the potential for increased power may result in higher fuel consumption.

If you have the necessary skills, knowledge, and resources, a bare intake manifold can be a great investment for enhancing the performance of your Subaru WRX STI. Ensure you purchase from a reputable supplier, follow proper installation procedures, and consider seeking professional assistance if needed. Always remember that increased power comes with additional responsibility for proper maintenance and safe operation.

Details:

Bare upper intake manifold assembly. 6 speed manual transmission model. Part number 14001AB742. Item may show signs of scuffs or scratches.

Item is in good used working condition. 2004 Subaru Wrx Sti 2.5. It is highly recommended to have all timing belt kits/head gaskets/spark plugs/oil pan gaskets and any other preventative maintenance items be performed before installation. 152,000 miles on donor vehicle.

Item may have imperfections from being a used item. Hardware and gaskets not included. Paint chipping. A few broken bolts on the manifold.

part #: 14001ab742 prices

• $65.00-$649.95

specifications inputmanifolds:

• for models: Wrx, Sti
• for makes: Subaru
• for years: 2004-2006
• mounting style: Bolt-on
• color: Red
• items included: Manifold
• manufacturer part number: 14001AB742
• cylinder head type: Oval Port Standard
• material: Aluminum
• vintage part: No
• placement on vehicle: Engine
• fuel type: Gasoline
• type: Intake Manifold
• manufacturer warranty: 1 Month
• engine size: 2.5
• features: Bare
• country of origin: Japan

returns inputmanifolds:

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

payments inputmanifolds:

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

seller inputmanifolds:

• # reviews: 533
• city: Shirley, Massachusetts
• rating: 99.5%

general inputmanifolds:

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

offer inputmanifolds:

• sold: 0
• options: Ship-to-home
• quantity: 1
• started: March 22, 2026
• availability: In Stock
• best offers: True

shipping inputmanifolds:

• type: Fixed
• transit: 4-9 Days
• cost: $0.00
• class: Standard
• service: UPS Ground
• carrier: UPS

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