BUICK 329-01881 Upper Intake Manifold 3.6L

( Model: LACROSSE ), ( Part Type: Intake Manifold ), ( Genuine Oem: Yes ), ( Ipn: 329-01881 ), ( Year: 2007 )

Review BUICK Intake Manifold 3.6l Upper fits LACROSSE ALLURE 2005–2008

The Buick 329-01881 Intake Manifold is a crucial component of the air intake system in Buick 3.6L engines produced between 2005 and 2008 for the Allure model. This intake manifold is meticulously engineered to optimize engine performance and efficiency by evenly distributing the air-fuel mixture into the engine's cylinders.

The intake manifold is cast from high-strength aluminum, ensuring durability and heat resistance. It features a unique port design that maximizes airflow and ensures a smooth transition from the throttle body to the cylinder heads. This design helps to improve engine response and power output.

The intake manifold comes with integrated fuel rails that securely hold the fuel injectors in place. These rails are designed to provide precise fuel delivery to each cylinder, ensuring optimal combustion and improved fuel efficiency.

The intake manifold also includes a gasket surface that is specifically engineered to provide a perfect seal between the manifold and the cylinder head. This gasket surface is made from a high-performance material that can withstand the extreme temperatures and pressures within the engine.

Additionally, the intake manifold is equipped with a throttle body mounting flange that securely holds the throttle body in place. This design helps to maintain proper alignment between the throttle body and the intake ports, ensuring smooth engine operation.

In summary, the Buick 329-01881 Intake Manifold is a high-performance component that plays a vital role in the air intake system of Buick 3.6L engines produced between 2005 and 2008 for the Allure model. Its unique design features maximize airflow, ensure precise fuel delivery, and provide a perfect seal between the manifold and the cylinder head, resulting in improved engine performance and efficiency.

Buying the Buick 329-01881 intake manifold for a 3.6L Upper engine in Buick Allure models from 2005 to 2008 comes with both advantages and disadvantages. Here are some potential pros and cons to consider before making a purchase.

1. OEM Part: This intake manifold is an original equipment manufacturer (OEM) part, meaning it is designed and manufactured by the same company that made the part for the original vehicle. This can ensure proper fit and function.

2. Improved Performance: A new intake manifold can potentially improve engine performance by reducing air leakage and providing better airflow to the engine. This can lead to improved fuel efficiency and increased horsepower.

3. Longer Lifespan: A new intake manifold can last longer than a used or worn-out one, reducing the need for future replacements.

4. Warranty: OEM parts often come with a warranty, providing peace of mind and protection against manufacturing defects or failures.

1. Cost: A new OEM intake manifold can be more expensive than aftermarket or used parts. This may not be a disadvantage for those who prioritize the peace of mind and performance benefits that come with an OEM part.

2. Availability: Depending on the specific model year and availability of the part, it may take some time to receive the intake manifold once it has been ordered.

3. Installation: Installing the intake manifold can be a complex process that requires specialized tools and knowledge. It may be necessary to hire a professional mechanic to install the part, adding to the overall cost.

In conclusion, the decision to buy the Buick 329-01881 intake manifold for a 3.6L Upper engine in Buick Allure models from 2005 to 2008 depends on individual priorities and circumstances. Those who prioritize the peace of mind and performance benefits of an OEM part may find the investment worthwhile, while others may prefer to consider the cost and availability of aftermarket or used alternatives. Ultimately, it is recommended to weigh the pros and cons carefully and consult with a trusted mechanic or automotive expert before making a final decision.

Details:

ALLURE 05-08 3.6L, upper. LACROSSE 05-08 3.6L, upper. RENDEZVOUS 04-06 3.6L, upper.

part #: lacrosse prices

• $38.95-$89.02

specifications inputmanifolds:

• for models: Lacrosse, Allure
• for makes: Buick
• for years: 2005-2008
• model#: LACROSSE
• part type: Intake Manifold
• genuine oem: Yes
• interchange part number: 329-01881
• year: 2007

payments inputmanifolds:

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

seller inputmanifolds:

• # reviews: 411
• rating: 98.3%
• city: Davenport, Iowa

general inputmanifolds:

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

offer inputmanifolds:

• availability: In Stock
• sold: 0
• quantity: 1
• started: September 30, 2025
• options: Ship-to-home
• best offers: True

returns inputmanifolds:

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

shipping inputmanifolds:

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

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