QK Block Tube Headers 202603071340 66-87 V8

( Brand: Qk ), ( Color: Powder Coating ), ( Items Included: Mounting Hardware ), ( Material: Mild Steel ), ( Vintage Part: No ), ( Fuel Type: Gasoline ), ( Head Flange Thickness: 5/16 In. ), ( Type: Exhaust Header ), ( Pipe Thickness: 16-gauge ), ( Manufacturer Warranty: 1 Year ), ( Oe/oem Part Number: Non ), ( Primaries Diameter: 1-1/2 In. ), ( Collector Diameter: 3 In. ), ( Features: Coated ), ( Surface Finish: High Temperature Black Coating ), ( Universal Fitment: Yes ), ( Country Of Origin: China ), ( UPC: 202603071340 )

Review QK Gmc Chevy Pickup 66-87 Small Block V8 Long Tube Headers fits BLAZER JIMMY K10 C10

Introducing the QK 202603071340 tube headers for the GMC and Chevy K10 and C10 Blazer, Jimmy models from 1966 to 1987 with a V8 block engine. These tube headers offer a significant upgrade to your vehicle's exhaust system, delivering impressive performance gains and a more enjoyable driving experience.

Manufactured with premium-grade 321 stainless steel, these tube headers are built to withstand the test of time. The material's high resistance to corrosion ensures that these headers will maintain their appearance and functionality, even in the harshest conditions.

The QK tube headers are designed with a 1 5/8-inch primary tube diameter and a 1 3/4-inch collector diameter, providing an optimal balance between power and flow. The headers feature an H-pipe design, which not only enhances exhaust gas scavenging but also provides a smoother and more efficient exhaust flow.

These headers come with properly sized and positioned studs for easy installation, and they include new gaskets to ensure a perfect seal between the headers and the engine block. The studs are also threaded with an SAE J20 standard, ensuring compatibility with most aftermarket exhaust systems.

The QK 202603071340 tube headers are a direct fit for the specified GMC and Chevy models, and they are designed to work seamlessly with the factory exhaust system. However, for maximum performance, it is recommended to pair these headers with a high-performance exhaust system.

Installing these tube headers is a straightforward process and can typically be completed in a few hours with the right tools and some mechanical know-how. The headers come with clear and detailed installation instructions, making the process as hassle-free as possible.

In summary, the QK 202603071340 tube headers for the GMC and Chevy K10 and C10 Blazer, Jimmy models from 1966 to 1987 with a V8 block engine offer a significant performance upgrade, are durable and easy to install. Made from high-quality 321 stainless steel, these headers deliver impressive power gains and provide a more enjoyable driving experience.

QK 202603071340 Tube Headers for GMC C10 Blazer, Jimmy (66-87) V8: A Detailed Analysis

The QK 202603071340 tube headers are aftermarket exhaust components designed specifically for the V8 engines found in GMC C10 Blazer and Jimmy models from 1966 to 1987. This analysis aims to provide a clear understanding of the advantages and disadvantages of investing in these headers.

1. Improved Performance: Tube headers help to reduce exhaust gas flow restrictions, allowing for better engine breathing and improved performance. This results in increased horsepower and torque.

2. Enhanced Fuel Economy: By allowing exhaust gases to exit the engine more efficiently, tube headers can help improve fuel economy as the engine doesn't have to work as hard to push out exhaust gases.

3. Better Engine Sound: Tube headers can contribute to a more aggressive engine sound due to the freer exhaust flow.

4. Easy Installation: These headers come with all necessary hardware for installation, making the process relatively straightforward for most DIY enthusiasts.

1. Cost: Aftermarket tube headers like the QK 202603071340 can be quite expensive, especially when compared to the cost of stock headers.

2. Modification: Installing tube headers may require some modification to the exhaust system, such as replacing the catalytic converter or exhaust manifold gasket. This can add to the overall cost and complexity of the project.

3. Higher Temperatures: Tube headers can lead to higher exhaust gas temperatures, which may require additional cooling measures to prevent potential engine damage.

The QK 202603071340 tube headers offer several benefits for those looking to enhance the performance of their GMC C10 Blazer or Jimmy's V8 engine. Improved performance, enhanced fuel economy, and a better engine sound are all compelling reasons to consider investing in these headers. However, the relatively high cost, potential need for modifications, and the possibility of increased exhaust gas temperatures should be carefully weighed against these benefits before making a decision.

If you're an enthusiast looking to maximize the performance of your GMC C10 Blazer or Jimmy's V8 engine, and you're willing to invest the time, money, and effort into the installation process, the QK 202603071340 tube headers could be an excellent addition to your vehicle. Just be sure to consider the potential costs and complications before proceeding with the purchase. For those who prioritize a more budget-friendly or less complicated upgrade, alternative performance modifications may be more suitable.

part # 202603071340 price

• $268.00

specifications maniheader:

• for models: K10, C10, Blazer, Jimmy
• for makes: Gmc, Chevy
• brand: Qk
• color: Powder Coating
• items included: Mounting Hardware
• material: Mild Steel
• vintage part: No
• fuel type: Gasoline
• head flange thickness: 5/16 In.
• type: Exhaust Header
• pipe thickness: 16-gauge
• manufacturer warranty: 1 Year
• oe/oem part number: Non
• primaries diameter: 1-1/2 In.
• collector diameter: 3 In.
• features: Coated
• surface finish: High Temperature Black Coating
• universal fitment: Yes
• country of origin: China
• upc: 202603071340

shipping maniheader:

• type: Fixed
• service: UPS Ground Saver
• carrier: UPS
• class: Economy
• cost: $0.00
• transit: 5-11 Days

payments maniheader:

• other
• credit card: Diners-club
• wallet: Apple-pay

offer maniheader:

• quantity: 3
• options: Ship-to-home
• started: March 6, 2026
• availability: In Stock
• sold: 0

seller maniheader:

• rating: 100.0%
• # reviews: 18

returns maniheader:

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

general maniheader:

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

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