PONTIAC A366C Trans Am Gm Air Cleaner

( Manufacturer Part Number: A366C ), ( Type: Air Filter Housing ), ( Oe/oem Part Number: 400 455 ), ( Color: Black ), ( Features: Dual Snorkel ), ( Air Filter Shape: Round ), ( Material: Steel ), ( Vintage Part: Yes )

Review PONTIAC Trans Am Original Gm Air Cleaner fits FIREBIRD FORMULA 400 455 1975–1976

Pontiac Firebird Trans Am Formula 400/455 GM Air Cleaner (1975-1976, A366C)

Introducing the Pontiac Firebird Trans Am Formula 400/455 GM Air Cleaner, a classic automotive component designed specifically for the Pontiac Firebird Trans Am models produced between 1975 and 1976. This air cleaner, identified by its part number A366C, is an essential element of the engine's intake system, responsible for filtering the incoming air before it reaches the engine.

The Pontiac Firebird Trans Am Formula 400/455 GM Air Cleaner is meticulously crafted with precision engineering and high-quality materials. The unit features a large, conical-shaped filter housing that effectively increases the air filter surface area, ensuring optimal air filtration. The housing is constructed using durable, ribbed thermoplastic material, providing both strength and flexibility.

The air cleaner is equipped with a pleated cotton filter element, which boasts a large filtering surface and excellent air flow characteristics. The filter is designed to trap harmful contaminants like dust, dirt, and debris, ensuring that the engine receives clean, unobstructed air. The filter is easy to access and replace when necessary, making maintenance a straightforward process.

The Pontiac Firebird Trans Am Formula 400/455 GM Air Cleaner is not only functional but also aesthetically pleasing. Its sleek, black design complements the exterior of the Trans Am, while its distinctive "Air Catcher" emblem adds a touch of muscle car heritage. The air cleaner's mounting bracket is securely fastened to the engine bay, ensuring a stable and reliable fit.

In summary, the Pontiac Firebird Trans Am Formula 400/455 GM Air Cleaner (A366C) is a must-have for any enthusiast restoring or maintaining a 1975-1976 Pontiac Firebird Trans Am. Its superior filtration capabilities, durability, and classic appearance make it an invaluable addition to your Trans Am's engine compartment.

The Pontiac Firebird Trans Am Formula 400/455 with the GM Air Cleaner from the 1975 and 1976 model years is a classic muscle car that has gained a significant following among automotive enthusiasts. While this iconic vehicle offers several advantages, it also comes with some potential drawbacks.

1. Powerful Engine: The Formula 400 and 455 engines are known for their raw power and torque. These engines deliver impressive horsepower and acceleration, making for an exhilarating driving experience.

2. Distinctive Appearance: The Trans Am's distinctive design, including the hood scoops, tailfins, and the iconic bird decals, make it a head-turner both on the road and at car shows.

3. Collectability: As these vehicles are considered classic muscle cars, they have a high collectability factor. Their value may appreciate over time, making them a worthwhile investment for collectors.

1. Fuel Efficiency: The large engines in these vehicles are not known for their fuel efficiency. Expect to spend more money on gasoline compared to modern vehicles.

2. Maintenance: Classic cars like the Trans Am require more frequent maintenance and repairs than modern vehicles. Parts may be harder to find and more expensive.

3. Safety: While the Trans Am was ahead of its time in terms of performance, it falls short when it comes to modern safety features. It lacks advanced safety technologies that are standard in today's vehicles.

The Pontiac Firebird Trans Am Formula 400/455 with the GM Air Cleaner from the 1975 and 1976 model years is an iconic muscle car that offers a unique driving experience. Its powerful engines, distinctive appearance, and collectability make it an attractive option for automotive enthusiasts. However, its fuel inefficiency, higher maintenance costs, and lack of modern safety features should be considered before making a purchase.

If you are an automotive enthusiast looking for a classic muscle car, the Pontiac Firebird Trans Am Formula 400/455 is an excellent choice. However, it is essential to be prepared for the higher costs associated with fuel, maintenance, and potential repairs. Prospective buyers should also be aware that they will not be getting modern safety features with this vehicle. Ultimately, it is a worthwhile investment for those who appreciate the raw power and iconic design of these classic muscle cars.

Details:

Original air filter lid is included. Has a slight modification; small nut has been added to each side for unknown reasons. Good original GM air cleaner for all 75 or 76 trans am Formula with 400 455 engines. This cleaner is not reproduced.

Also, 3 1/8 holes drilled in bottom of base, presumably for drainage. See photos showing these issues. Can be removed and patched if necessary. Snorkel is in good shape and not beat up.

Has not been damaged installing on a Holley carb.

part #: a366c prices

• $40.00-$125.00

specifications aicleaer:

• for models: 400, 455, Firebird, Formula
• for makes: Pontiac
• for years: 1975-1976
• mpn: A366c
• type: Air Filter Housing
• oe/oem part number: 400 455
• color: Black
• features: Dual Snorkel
• air filter shape: Round
• material: Steel
• vintage part: Yes

general aicleaer:

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

offer aicleaer:

• options: Ship-to-home
• started: August 24, 2025
• availability: In Stock
• quantity: 1
• sold: 0

payments aicleaer:

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

returns aicleaer:

• policy: No Returns

shipping aicleaer:

• cost: $52.20
• type: Calculated
• service: UPS Ground
• class: Standard
• carrier: UPS
• transit: 4-11 Days

seller aicleaer:

• rating: 100.0%
• city: Potomac, Maryland
• # reviews: 4332

Pontiac A366C Is Similar To:

• -212a Hunter Fiberglass Pontiac Trans Am Shaker Scoop Hood (28.8% similar) Will come in white or black finish. Mounts to the original steel plate. Original mounting hardware available. I trans am shaker scoop 305 scoop only. Message if interested. Factory 305 bulge on passenger side. Have blames available for a cheaper price. High quality fiberglass with holes for steel ...(March 3rd, 2018)
• 12563914 Gm Buick Cadillac Chevrolet Gmc Saturn Pontiac Oldsmobile Genuine Air (21.4% similar) Lower coupe, turbocharged. Parts must be resalable and in the original packaging. Our gm parts team is here to help. 6L, you can trust superior Chevrolet to be your source for all gm parts needs. 8l without supercharger. Without high output. 8l turbo diesel. 6l twin-turbo, left side components...(December 17th, 2018)
• 13434532 Aftermarket Products Gallon Fuel Tank For Chevrolet Camaro Pontiac Firebird (19.4% similar) The items are brand new parts that look and fit same as original, except at a much better price...(March 28th, 2018)
• 14x5 110 Ramair Ram Air Box Cold Filter Mopar Chevy Ford Pontiac (9.7% similar) The box is made of fiberglass and has 5 inlet's spread at 110 degrees. These parts are un-used, new old stock, except the spun aluminum base, which is slightly used run on a vehicle about 10 miles base AF5-KN air filter ram box systems ideal for feeding lot of cool to big V-8 muscle cars, drag race ...(May 19th, 2018)
• 15823968 Pontiac Grand Prix Upper Air Cleaner Box Half Oem (38.8% similar) 8l upper air cleaner box half oem used, scratches, gouges, dirty etc. 07 08 pontiac grand pix this one is off of a 2008 pix, may fit other years and model's, check compatibility before purchase...(October 16th, 2018)
• 1950 Pontiac Air Cleaner Assembly (33.3% similar) If for example an engine block is found to be cracked and not rebuild able it will covered under the 90-DAY warranty. This means that listings may end at any point in time due to an over the counter sale. Bumper assemblies do not come with upper grilles. No expedited shipping is available. Steering ...(January 9th, 2018)
• 22694198 Gm Chevrolet Equinox Pontiac Torrent Oem Air Cleaner Box (35.6% similar) Bulbs may need to be replaced unless noted as working in the listing Chevrolet equinox pontiac torrent 4 oem air cleaner box in good used working condition. May need to be reprogrammed. Used parts may need to be cleaned prior use. Used parts may show some scuffs, wear, scratches, blemishes, dirt, ...(October 10th, 2018)
• 24508571 Gm Pontiac Grand Prix Air Filter Cleaner Housing Box Top (35.6% similar) Has part number 8l cars. Check first. I think it fits should fit other gm mid size in nice condition. Pontiac grand pix air filter housing. Made in Canada...(March 22nd, 2019)
• 24574583 General Motors Pontiac Sunfire Air Intake Hose Duct Oem Gm (24.3% similar) 2l this part is believed to fit the vehicles listed. The vehicles listed are for reference only. Tested and in good working order. Please verify this part will fit your vehicle with a dealer before buying. Delivery estimates are only. Used air intake hose duct donor vehicle 1996 pontiac gunfire...(April 4th, 2018)
• 25096290 Gm Chevy Olds Pontiac Air Cleaner Body Maf (28.8% similar) Unsure exactly what this fits, one gm book says a body...(January 18th, 2019)
• 5646090 Gm Pontiac Bonneville Catalina Tri Power Air Cleaner (36.9% similar) Someone did this to make room for a progressive linkage set up. This air cleaner fits with conditioning or without. Besides the 2 issues mentioned, air cleaner is in real good condition 1964 pontiac Bonneville Catalina 389 Teri power assembly gm there also a hole roughly 3/8 of an inch drilled ...(July 8th, 2018)