1. Automotive Used Intake Manifolds Items
  2. sku: 13840006738191871
  3. AUTOPART PREMIUM 33KWNBY14

AUTOPART PREMIUM 33KWNBY14 Intake Manifold 4500

fits model: 2500, 1500, 3500, Silverado, Avalanche.

33kwnby14 Autopart Premium Intake Manifold For Silverado 2500 Hd 1500 3500 Express 4500 Avalanche

( Brand: Autopart Premium ), ( Type: Intake Manifold ), ( Fits 1: 2009 Chevrolet Avalanche ), ( Manufacturer Part Number: 33KWNBY14 ), ( Fits 2: 2009 Chevrolet Tahoe ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Fit Note: Engine Intake Manifold Without Cng Tubes ), ( Cs-sku: 400 )

Review AUTOPART PREMIUM Intake Manifold Hd Express 4500 fits SILVERADO AVALANCHE 2500 1500 3500

Autopart 33KWNBY14 Intake Manifold for Silverado 1500, 2500, 3500, and 4500 Series Avalanche

Description:

The Autopart 33KWNBY14 Intake Manifold is a perfect replacement solution for your Silverado 1500, 2500, 3500, and 4500 series Avalanche. This intake manifold is meticulously engineered to meet or even exceed the original equipment's performance and durability.

This intake manifold is designed with a robust cast aluminum construction, ensuring it can withstand the rigors of daily driving, towing, and off-road adventures. The smooth, polished surface not only enhances the engine bay's aesthetic appeal but also promotes optimal engine performance.

The Autopart 33KWNBY14 Intake Manifold features a precise, engineered design for a perfect fit, ensuring easy installation and minimal engine modification. Each intake runner is designed for optimal airflow and equal length, resulting in a balanced power delivery across the entire RPM range.

The intake manifold comes complete with all necessary gaskets, bolts, and hardware for a hassle-free installation process. Furthermore, it is compatible with factory sensors and engine management systems, ensuring seamless integration with your vehicle's existing components.

By upgrading to the Autopart 33KWNBY14 Intake Manifold, you can expect improved engine performance, increased horsepower, and smoother idling. This intake manifold is not just a replacement part, but an upgrade that delivers noticeable improvements to your Silverado or Avalanche's powertrain.

In summary, the Autopart 33KWNBY14 Intake Manifold is the ideal choice for Silverado and Avalanche owners looking for a reliable, high-performance intake manifold that guarantees a perfect fit and improved engine performance.

Intake manifolds play a crucial role in the proper functioning of an internal combustion engine by managing the flow of air and fuel into the engine cylinders. If you're considering purchasing an aftermarket intake manifold, such as the Autopart 33kwnby14, for your Silverado 1500, 2500, 3500, or 4500 Avalanche, here are some potential pros and cons to consider before making a decision.

Pros:

1. Performance gains: An aftermarket intake manifold can potentially improve engine performance by providing better flow and distribution of air and fuel to the engine. This can result in increased horsepower and torque.

2. Durability: Aftermarket intake manifolds are often built with higher-quality materials and more robust designs than original equipment manufacturer (OEM) intake manifolds. This can lead to improved durability and longevity.

3. Customization: Aftermarket intake manifolds offer the opportunity for customization, allowing you to tailor the intake system to your specific engine and performance goals.

4. Cost-effective: In some cases, aftermarket intake manifolds can be a more cost-effective alternative to OEM intake manifolds, especially if you're looking for performance gains or if the OEM manifold is no longer available.

Cons:

1. Installation complexity: Installing an aftermarket intake manifold can be a more complex process than installing an OEM manifold. This may require additional time, tools, and expertise.

2. Potential for compatibility issues: Aftermarket intake manifolds may not always be a direct fit for your vehicle, which could lead to compatibility issues or the need for modifications.

3. Risk of engine damage: Installing an aftermarket intake manifold incorrectly could potentially cause engine damage. It's crucial to follow the installation instructions carefully and ensure that all connections are properly secured.

4. Potential for reduced fuel economy: While an aftermarket intake manifold may provide performance gains, it could also potentially lead to reduced fuel economy due to increased airflow and fuel consumption.

Conclusion:

The decision to purchase an aftermarket intake manifold, such as the Autopart 33kwnby14, for your Silverado or Avalanche ultimately depends on your specific goals, budget, and expertise. If you're looking for performance gains and are comfortable with the potential installation complexities, an aftermarket intake manifold could be a worthwhile investment. However, if you prioritize ease of installation and fuel economy, an OEM intake manifold may be the better choice. It's essential to carefully consider all factors before making a decision and to ensure that you have the necessary expertise and resources to install the manifold correctly.

Recommendation:

If you're considering purchasing an aftermarket intake manifold for your Silverado or Avalanche, I would recommend researching various options from reputable manufacturers and carefully considering the pros and cons outlined above. Be sure to consult with a knowledgeable mechanic or performance specialist to help you make an informed decision based on your specific vehicle and performance goals. Additionally, make sure to follow all installation instructions carefully to minimize the risk of engine damage or compatibility issues.

Details:

2009 -2012, 2015 -2016, 2019 Chevrolet Silverado 2500 HD LTZ 6.0L V8. 2009 Chevrolet Avalanche LTZ 6.0L V8. Intake Manifold 33KWNBY14 for Silverado 2500 HD 1500 3500 Express 4500 Avalanche: Brand: Autopart Premium condition: New, Notes Engine Without CNG Tubes Detailed Cadillac Chevrolet GMC Sierra Hummer H2, Specifications Color:Black, Gasket Or Seal Included:No. Vehicle Sub model Engine, Fitment Notes: : 6L90, 2014 Chevrolet Silverado 2500 HDLT6.0L V8, 2013 - 2014 HDWT6.0L HDLTZ6.0L V8.

part #: 33kwnby14 prices

  • $208.29-$208.33

specifications inputmanifolds:

  • for models: 2500, 1500, 3500, Silverado, Avalanche
  • brand: Autopart Premium
  • type: Intake Manifold
  • fits 1: 2009 Chevrolet Avalanche
  • manufacturer part number: 33KWNBY14
  • fits 2: 2009 Chevrolet Tahoe
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • fit note: Engine Intake Manifold Without Cng Tubes
  • cs-sku: 400

general inputmanifolds:

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

payments inputmanifolds:

  • credit card: Mastercard
  • wallet: Paypal
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seller inputmanifolds:

  • # reviews: 58903
  • rating: 97.7%
  • city: Memphis, Tennessee

offer inputmanifolds:

  • started: June 4, 2026
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1
  • sold: 0

shipping inputmanifolds:

  • class: Standard
  • transit: 3-7 Days
  • type: Fixed
  • service: Standard
  • cost: $0.00

returns inputmanifolds:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted
for models: 2500, 1500, 3500, silverado, avalanche, type: intake manifold, fits 1: 2009 chevrolet avalanche, fits 2: 2009 chevrolet tahoe, manufacturer warranty: 12 month warranty, attention: please read all notes to confirm fitment, fit note: engine intake manifold without cng tubes, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, sku: 13840006738191871,

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