1. Automotive Used Intake Manifolds Items
  2. sku: 12835352693025633
  3. GM 145548

GM 145548 Tune Port Manifold

145548 Gm Tune Port Manifold

( Brand: Gm ), ( Mounting Style: Bolt-on ), ( Color: Silver ), ( Manufacturer Part Number: 145548 ), ( Cylinder Head Type: Rectangle Port ), ( Material: Aluminum ), ( Vintage Part: Yes ), ( Fuel Type: Gasoline ), ( Type: Intake Manifold ), ( Manufacturer Warranty: 1 Year ), ( Engine Size: 350 In ), ( Features: Coated ), ( Universal Fitment: No )

Review GM Tune Port Manifold

The GM 145548 Tune Port Manifold is a key component of the fuel delivery system in select GM vehicles. This manifold is designed to provide improved engine performance and efficiency by allowing direct access to the engine's intake ports for tuning and calibration.

The Tune Port Manifold is made of high-quality aluminum material, which not only enhances its durability but also reduces the overall weight of the engine. It features a compact and robust design with a precise fit and finish. Each port on the manifold is meticulously engineered to ensure optimal fuel delivery and combustion.

The manifold comes with 12 tune ports, which are evenly distributed around the perimeter of the manifold. These ports provide easy access for tuners and technicians to make adjustments to the engine's fuel mapping and calibration. The ports are equipped with O-ring seals to ensure a leak-free connection and maintain the integrity of the fuel delivery system.

The Tune Port Manifold is compatible with a wide range of GM engines, including those found in select 2007-2014 Chevrolet and GMC vehicles. It is important to note that installation of this manifold requires specialized tuning tools and expertise. Therefore, it is recommended that installation be performed by a qualified technician or performance shop.

In summary, the GM 145548 Tune Port Manifold is a high-performance component that offers improved engine efficiency, power, and responsiveness. Its compact and durable design, combined with easy access to the engine's intake ports, makes it an essential tool for serious performance enthusiasts and professional tuners.

The GM 145548 Tune Port Manifold is a performance part designed to allow direct connection of a high-performance engine tuner or dyno to the engine for fine-tuning and calibration. Here are some pros and cons of buying this part:

Pros:

1. Improved Performance: A properly calibrated engine can lead to increased horsepower and torque, resulting in improved acceleration and overall performance.

2. Better Fuel Economy: An optimally tuned engine can also lead to better fuel economy, as the engine runs more efficiently.

3. Customizable: The Tune Port Manifold allows for custom tuning of your engine, allowing you to tailor the performance to your specific driving style and preferences.

4. Durability: This part is manufactured by General Motors, ensuring high-quality materials and manufacturing processes.

5. Easy Installation: The Tune Port Manifold is designed for easy installation, making it a convenient option for those looking to improve their engine performance without extensive modifications.

Cons:

1. Cost: The Tune Port Manifold can be a costly investment, especially when compared to other performance upgrades.

2. Requires Professional Tuning: To get the most out of this part, it is recommended to have it installed and tuned by a professional.

3. Complexity: The Tune Port Manifold is a complex part, and proper installation and tuning require a good understanding of engine performance and calibration.

4. Potential Risks: Improperly calibrated engines can lead to decreased performance, decreased fuel economy, or even engine damage.

In conclusion, the GM 145548 Tune Port Manifold can provide significant performance improvements for those willing to invest in it. However, it comes with a cost and requires professional tuning to achieve optimal results. If you are looking for a simple performance upgrade, this may not be the best option for you. However, if you are serious about maximizing the performance of your engine and are willing to invest in professional tuning, the Tune Port Manifold could be a worthwhile investment.

Recommendation:

If you are serious about improving the performance of your engine and are willing to invest in professional tuning, the GM 145548 Tune Port Manifold could be a worthwhile investment. However, it is important to carefully consider the costs and complexities involved before making the purchase. It may be a good idea to consult with a professional tuner to determine if this part is right for you and your vehicle.

Details:

Low mileage, practically new. Includes runners, water neck, and upper plenum.

specifications inputmanifolds:

  • brand: Gm
  • mounting style: Bolt-on
  • color: Silver
  • manufacturer part number: 145548
  • cylinder head type: Rectangle Port
  • material: Aluminum
  • vintage part: Yes
  • fuel type: Gasoline
  • type: Intake Manifold
  • manufacturer warranty: 1 Year
  • engine size: 350 In
  • features: Coated
  • universal fitment: No

returns inputmanifolds:

  • policy: No Returns

shipping inputmanifolds:

  • class: Standard
  • service: USPS Ground Advantage
  • carrier: USPS
  • transit: 4-11 Days
  • cost: $10.20
  • type: Fixed

payments inputmanifolds:

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

offer inputmanifolds:

  • options: Ship-to-home
  • best offers: True
  • quantity: 1
  • started: April 6, 2026
  • sold: 0
  • availability: In Stock

seller inputmanifolds:

  • # reviews: 56
  • city: Lakewood, California
  • rating: 100.0%

general inputmanifolds:

  • condition: Used
  • Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
mounting style: bolt-on, cylinder head type: rectangle port, vintage part: yes, fuel type: gasoline, type: intake manifold, manufacturer warranty: 1 year, engine size: 350 in, features: coated, universal fitment: no,
category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, color: silver, material: aluminum, sku: 12835352693025633,

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