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The Perfect Flowtech 11730flt Exhaust Manifold; For Use W/ls Engine Swap; 2.25 In. O.d.; Natural; Set [513x0zKW]

$51.99 $166.99 -69%

Flowtech 11730FLT Exhaust Manifold: The Ultimate LS Engine Swap SolutionIntroducing the Flowtech 11730FLT Exhaust Manifold, the perfect accessory for your LS engine swap project. This high-quality cast iron manifold is designed to provide exceptional

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Flowtech 11730FLT Exhaust Manifold: The Ultimate LS Engine Swap Solution

Introducing the Flowtech 11730FLT Exhaust Manifold, the perfect accessory for your LS engine swap project. This high-quality cast iron manifold is designed to provide exceptional performance and durability, making it an ideal choice for both replacement and engine-swap applications. With its 2.25-inch outlet diameter and natural cast finish, this manifold offers a sleek and efficient design that complements a wide range of vehicles. The Flowtech 11730FLT Exhaust Manifold is crafted from hi-silicon-moly ductile iron, ensuring years of leak-free performance and reducing under-hood noise compared to traditional headers. Its tight tuck design allows for maximum ground clearance, making it an excellent choice for those looking to maintain a clean and efficient undercarriage setup.
  • Cast Iron Construction for durability and leak-free performance
  • 2.25-inch Outlet Diameter for optimal flow and efficiency
  • Tight Tuck Design for maximum ground clearance and clean undercarriage

Specifications and Technical Details

The Flowtech 11730FLT Exhaust Manifold is engineered to facilitate the installation of a later model, emissions-friendly engine into a vintage/classic vehicle. It meets the Holley Performance Emission Code 8, ensuring compliance with federal guidelines for engine swaps. This manifold features a 2 bolt exit flange configuration and includes 304 stainless steel mating flanges for a secure fit. With a height of 6.7 inches, a length of 22.0 inches, and a width of 14.7 inches, it is designed to fit into a wide variety of replacement and engine-swap applications. Additionally, this product is Proposition 65 compliant, providing peace of mind for those concerned about environmental regulations.
  • Holley Performance Emission Code 8 compliant for emissions-friendly engine swaps
  • 2 Bolt Exit Flange Configuration and 304 stainless steel mating flanges for secure installation
  • Proposition 65 Compliant for environmental safety

Practical Uses and Benefits

The Flowtech 11730FLT Exhaust Manifold is not just a functional component; it's a smart investment for any LS engine swap project. Its natural cast finish not only enhances the aesthetics of your vehicle but also ensures long-lasting performance. Whether you're looking to improve the exhaust system of your classic car or upgrade the performance of your modern vehicle, this manifold delivers. Its budget-friendly price point makes it an accessible option for DIY enthusiasts and professional mechanics alike. With the Flowtech 11730FLT Exhaust Manifold, you can expect years of reliable service, reduced under-hood noise, and an improved driving experience.
  • Enhanced Performance with reduced under-hood noise
  • Budget-Friendly pricing for DIY enthusiasts and professional mechanics
  • Long-Lasting performance and durability

What Our Customers Say

January 2, 2026

Absolutely no complaints!

A very nice and an exceptionally and so well-made item.

- Ronabwy E..

January 2, 2026

Absolutely no complaints!

I'm happy with my online product and its entire, great, great, great order.

- Gwydion N..

January 2, 2026

Absolutely no complaints!

It's a great item, and it works very, very, very, very well.

- Goreu Q..

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