GM 491866 Trans Am Shaker Air Cleaner Duct Adaptor 73-79 V8

( Brand: Gm ), ( Manufacturer Part Number: 491866 ), ( Color: Black ), ( Material: Plastic ), ( Vintage Part: Yes )

Review GM 73-79 V8 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor Used fits 400 455

Introducing the GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor, a must-have accessory for Pontiac Trans Am owners with shaker air cleaner systems. This adaptor is specifically designed for Pontiac Trans Am vehicles produced between 1973 and 1979 with 400 and 455 cubic inch V8 engines.

The GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor is an essential component that connects the air cleaner assembly to the engine intake manifold. This adaptor is engineered to provide a precise fit and secure connection to ensure optimal engine performance.

The adaptor is made of high-quality materials, including a durable, reinforced rubber construction that provides a flexible yet strong connection between the air cleaner and the intake manifold. The adaptor also features a polished finish that complements the classic look of the Pontiac Trans Am shaker air cleaner system.

Installing the GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor is a straightforward process. Simply remove the old adaptor, if present, and replace it with the new one. No additional modifications or special tools are required for installation.

By using the GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor, you can ensure that your shaker air cleaner system functions effectively and efficiently. This adaptor helps maintain a proper seal between the air cleaner and the intake manifold, preventing air leaks and ensuring that your engine receives a consistent supply of clean air.

In conclusion, the GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor is a crucial accessory for any Pontiac Trans Am owner with a shaker air cleaner system. It provides a secure and precise connection between the air cleaner and the intake manifold, ensuring optimal engine performance and maintaining the classic look of your vehicle's air cleaner system.

Buying GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor: Pros, Cons, and Conclusion

The GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor is an essential part for those who own a classic Trans Am and desire the authentic shaker hood scoop look. In this discussion, we will examine the advantages and disadvantages of purchasing this product and conclude with a recommendation.

1. Authentic Shaker Look: This duct adaptor adds the iconic shaker hood scoop appearance to your Trans Am, enhancing its overall aesthetic appeal.

2. Easy Installation: The duct adaptor is designed to be a straightforward installation process, requiring minimal mechanical skills.

3. Improved Airflow: The adaptor ensures proper airflow between the shaker hood scoop and the engine, optimizing the cooling system's performance.

4. Durability: Made from high-quality materials, the GM 491866 duct adaptor is built to last and withstand the test of time.

1. Cost: The price point for this duct adaptor may be considered high for some enthusiasts, especially those on a budget.

2. Limited Compatibility: This duct adaptor is specifically designed for the GM 400 and 455 cubic inch engines, limiting its applicability to a smaller subset of Trans Am owners.

The GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor offers several benefits, including the iconic shaker hood scoop look, easy installation, improved airflow, and durability. However, its high cost and limited compatibility may deter some buyers.

For those Trans Am enthusiasts who value the authentic shaker hood scoop look, the GM 491866 73-79 V8 400 455 Pontiac Trans Am Shaker Air Cleaner Duct Adaptor is a worthwhile investment. It provides not only improved aesthetics but also functional benefits. However, for those on a tight budget or with engines other than 400 or 455 cubic inches, it may be more prudent to consider alternative options.

Details:

FITS: 73-79 FIREBIRD TRANS AM TA V8 400 455. PART # 491866. This is the best time to reach us. Shaker Air Cleaner Duct Adaptor USED GM 491866.

part #: 491866 price

• $89.00

specifications aicleaer:

• for models: 400, 455
• for makes: Pontiac
• brand: Gm
• mpn: 491866
• color: Black
• material: Plastic
• vintage part: Yes

offer aicleaer:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: November 22, 2025
• quantity: 1

general aicleaer:

• condition: Used
• Car Truck Parts Accessories > Air Fuel Delivery > Air Filter Housings

returns aicleaer:

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

seller aicleaer:

• city: West Columbia, South Carolina
• rating: 99.8%
• # reviews: 1526

shipping aicleaer:

• class: Standard
• carrier: USPS
• cost: $10.45
• type: Calculated
• transit: 4-10 Days
• service: USPS Ground Advantage

payments aicleaer:

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

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