DOUGS HEADERS 54649 Mount D381-SS

( Brand: Dougs Headers ), ( Part Type: Mount ), ( Manufacturer Part Number: 54649 ), ( Item Height: 24.000 ), ( Item Length: 45.000 )

Review DOUGS HEADERS Chevy Bbc Side Mount Pn fits CORVETTE 1963-82

Introducing Doug's Headers 54649, the ultimate performance enhancement for your 1963-1982 Chevrolet Corvette with a BB (Big Block) engine and D381-SS bbc mount. These headers, engineered by Doug's Headers, are meticulously designed to deliver optimal power gains and exhilarating exhaust notes.

The Doug's Headers 54649 set is constructed from premium 304 stainless steel, ensuring durability and resistance to corrosion. Each header comes with fully welded collectors, providing a perfect seal and minimizing exhaust leakages. These collectors are designed to accommodate stock catalytic converters, making them a seamless upgrade for those who want to maintain emissions compliance.

These headers feature a 1 5/8-inch primary tube diameter, which allows for a more efficient exhaust flow and a significant power increase. The collector outlet size is 3-inch, ensuring a smooth transition from the collector to the exhaust system. The Doug's Headers 54649 set includes 2 primary tubes, 2 collectors, and 2 oxygen sensor bosses.

This header set comes with factory-style flanges, allowing for a straightforward installation process. The D381-SS bbc mount ensures a secure and precise fit, ensuring proper alignment and eliminating potential exhaust leaks. The installation process is relatively simple, making it an excellent choice for both professional mechanics and DIY enthusiasts.

In summary, the Doug's Headers 54649 offers a multitude of benefits for your 1963-1982 Chevrolet Corvette with a BB engine and D381-SS bbc mount. With its premium construction, efficient exhaust flow, and straightforward installation process, it is a must-have upgrade for any Corvette enthusiast looking to maximize power and enhance the exhaust note of their beloved vehicle.

Dougs Headers 54649 is a set of headers designed for the Chevrolet Corvette engines with BBC (Big Block Chevy) mount D381-SS from the years 1963 to 1982. Here are some pros and cons of buying these headers:

1. Improved Performance: Dougs Headers are known for their excellent design, which helps in reducing backpressure and improving exhaust flow. This results in better engine performance and increased horsepower.

2. Durability: These headers are made of high-quality material, such as 321 Stainless Steel, which ensures their durability and longevity. They can withstand high temperatures and corrosion, making them a reliable investment for performance enthusiasts.

3. Easy Installation: Dougs Headers come with detailed installation instructions, making the process of installing them relatively simple. Moreover, they use standard bolt-on flanges, which eliminates the need for custom fabrication.

1. Cost: Dougs Headers are not an inexpensive investment, and the 54649 set can cost several hundred dollars. However, the performance gains and durability may justify the cost for some enthusiasts.

2. Fitting Issues: Some customers have reported fitting issues with Dougs Headers, particularly with the exhaust manifolds. It is essential to ensure that the headers will fit correctly before making a purchase to avoid potential issues during installation.

3. Loud Exhaust: Due to their high-performance design, Dougs Headers can produce a loud exhaust note. This may not be a concern for some performance enthusiasts, but it could be an issue for those seeking a quieter ride.

Dougs Headers 54649 offer several advantages for those seeking to improve the performance of their Chevrolet Corvette engines with BBC mount D381-SS from the years 1963 to 1982. They are durable, easy to install, and can provide significant performance gains. However, they come with some drawbacks, such as a high cost and potential fitting issues. Ultimately, the decision to purchase Dougs Headers depends on the individual's priorities, budget, and level of performance desired.

If you are looking to improve the performance of your Chevrolet Corvette and are willing to invest in high-quality headers, Dougs Headers 54649 could be an excellent choice. However, it is essential to ensure that they will fit correctly and consider the potential cost and noise level before making a purchase. It is recommended to consult with a professional mechanic or performance expert to determine if these headers are the right fit for your specific application.

part # 54649 prices

• $1980.03-$2446.95

specifications maniheader:

• for models: Corvette
• for makes: Chevy
• for years: 1963-82
• brand: Dougs Headers
• part type: Mount
• manufacturer part number: 54649
• item height: 24.000
• item length: 45.000

general maniheader:

• Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
• condition: New

seller maniheader:

• # reviews: 285218
• rating: 99.6%

returns maniheader:

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

offer maniheader:

• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home
• started: November 16, 2025

shipping maniheader:

• cost: $0.00
• transit: 3-5 Days
• class: Economy
• type: Fixed
• carrier: FedEx
• service: Economy, FedEx Ground Economy

payments maniheader:

• other
• credit card: Diners-club
• wallet: Paypal

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