1. Manifolds & Headers Offered
  2. sku: 11558025614408793
  3. JBA RACING HEADERS 6673S

JBA RACING HEADERS 6673S Natural Primaries 694342531225 5/8

6673s Jba Racing Headers Competition Ready Full-length Natural 1 5/8 Inch Primaries

( Brand: Jba Racing Headers ), ( Material: Stainless Steel ), ( Surface Finish: Natural 14-gauge Stainless Steel ), ( Seller: Summit Racing Equipment ), ( Header Flange Thickness: 3/8 In. ), ( Header Style: Full-length ), ( Header Finish: Natural ), ( Header Primary Tube Size: 1 5/8 In. ), ( Header Outlet Diameter: 3.000 In. ), ( Primary Tube Gauge: 16-gauge ), ( UPC: 694342531225 ), ( Manufacturer Part Number: 6673S )

Review JBA RACING HEADERS Competition Ready Full length Natural 5/8 Inch Primaries

Introducing the JBA Racing 6673S Full-Length Natural 5/8 Primaries Header System, a high-performance exhaust solution designed to unleash the full potential of your engine. This header system is meticulously crafted with precision TIG-welded 304L stainless steel, ensuring unyielding durability and strength.

The 6673S Full-Length Natural 5/8 Primaries Header System is a full-length design, meaning it covers the entire length of your engine's cylinder heads, from the exhaust valve to the collector. This design provides optimal exhaust flow and scavenging, resulting in increased horsepower and torque. The natural 5/8 primaries design allows for a freer exhaust gas flow, which is crucial for maximum power gains.

Each header is engineered with a carefully calculated collector design that optimizes exhaust gas velocity, reducing backpressure and improving overall engine efficiency. The collector is also equipped with a built-in oxygen sensor bung for easy O2 sensor installation.

JBA Racing's dedication to quality is evident in the precise fitment of these headers. They are designed to fit your specific make and model with minimal modifications, ensuring a seamless installation process. The headers come with all necessary gaskets, hardware, and instructions for installation.

The 6673S Full-Length Natural 5/8 Primaries Header System is a true performance upgrade for your vehicle. It not only enhances power output but also provides a distinct and aggressive exhaust note, adding to the overall driving experience. With its unrivaled durability, superior exhaust flow, and easy installation, this header system is a must-have for any serious enthusiast.

JBA Racing Headers 6673S Full-Length Natural 5/8 Primaries are aftermarket exhaust headers designed for various Honda and Acura vehicles. These headers are known for their high-performance capabilities and unique design. In this discussion, we will outline the pros and cons of investing in these headers to help you make an informed decision.

Pros:

1. Enhanced Performance: JBA Racing Headers are designed to improve engine performance by reducing exhaust backpressure, enabling better flow and increasing power output.

2. Durability: These headers are made from high-quality stainless steel, ensuring durability and resistance to corrosion.

3. Improved Throttle Response: The full-length design of these headers provides better scavenging, which results in improved throttle response and responsiveness during gear shifts.

4. Custom Fit: JBA Racing Headers are custom-made for specific Honda and Acura models, ensuring a perfect fit and optimal performance.

Cons:

1. Cost: These headers are considered a premium aftermarket option, and their price point may be out of reach for some enthusiasts.

2. Installation Complexity: Installing aftermarket headers can be a challenging process, especially for those without extensive mechanical experience. Professional installation may be required, resulting in additional costs.

3. Loud Exhaust Note: The 5/8 primaries in these headers may result in a louder exhaust note, which may not be desirable for some drivers.

4. Potential for Check Engine Light: In some cases, installing aftermarket headers may trigger the check engine light due to OBD-I sensors not being able to read the new exhaust system.

Conclusion:

JBA Racing Headers 6673S Full-Length Natural 5/8 Primaries offer numerous advantages, including enhanced engine performance, durability, improved throttle response, and a custom fit. However, they come with a higher price tag and the complexity of installation. Additionally, these headers may result in a louder exhaust note and potentially trigger the check engine light.

If you are an experienced enthusiast looking for a significant power increase and are willing to invest in the installation process, these headers may be an excellent choice for you. However, if you are new to the world of performance modifications or are concerned about the cost and complexity, you may want to consider other options or seek professional advice before making a decision.

Recommendation:

Before making a purchase, carefully consider your personal needs, experience level, and budget. If you are looking for a significant power increase and are willing to invest in the installation process, JBA Racing Headers 6673S Full-Length Natural 5/8 Primaries may be the right choice for you. However, if you are new to the world of performance modifications or are concerned about the cost and complexity, you may want to explore other options, such as cat-back exhaust systems or less complex header designs. It's always a good idea to consult with a knowledgeable mechanic or enthusiast community to help you make the best decision for your specific vehicle and driving style.

part # 6673s prices

  • $693.45-$783.95

specifications maniheader:

  • brand: Jba Racing Headers
  • material: Stainless Steel
  • surface finish: Natural 14-gauge Stainless Steel
  • seller: Summit Racing Equipment
  • header flange thickness: 3/8 In.
  • header style: Full-length
  • header finish: Natural
  • header primary tube size: 1 5/8 In.
  • header outlet diameter: 3.000 In.
  • primary tube gauge: 16-gauge
  • upc: 694342531225
  • manufacturer part number: 6673S

seller maniheader:

  • rating: 99.4%
  • # reviews: 1143290

shipping maniheader:

  • class: Economy
  • cost: $0.00
  • transit: 3-5 Days
  • type: Fixed
  • service: Economy

general maniheader:

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

offer maniheader:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • started: April 5, 2026

payments maniheader:

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

returns maniheader:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days
surface finish: natural 14-gauge stainless steel, seller: summit racing equipment, header flange thickness: 3/8 in., header style: full-length, header finish: natural, header primary tube size: 1 5/8 in., header outlet diameter: 3.000 in., primary tube gauge: 16-gauge,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, material: stainless steel, sku: 11558025614408793,

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  • Offer #1: $693.45 price + free delivery = $693.45* total. 1-5/8" Long Tube Headers, 2005-2010 Mustang GT 4.6L 3V, Mandrel bent stainless steel, Patented JBA Firecone collector, Off highway racing only, Factory style emission connections, 3/8" thick CNC laser-cut flanges w/Oversized exhaust ports JBA 1-5/8" Long Tube Headers 2005-2010 Mustang GT 4.6L 3V.FREE SHIPPING
  • Offer #2: $783.95 price + free delivery = $783.95* total. n304 Series Stainless Steel headers are built to endure the harshest of environments, ensuring your investment stands the test of time. JBA long tube headers are the number one choice for maximum performance gains and high RPM efficiency.FREE SHIPPING
  • Offer #3: $693.45 price + free delivery = $693.45* total. Headers, Competition Ready, Stainless Steel, Natural, Ford, 4.6L, Pair.FREE SHIPPING
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  • Offer #5: $855.90 price + $25.00 delivery = $880.90* total. Exhaust Header JBA Racing Headers.+$25.00 shipping