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Portable Bully Dog Big Rig 85400 Exhaust Manifold Series [oATepICq]

$117.99 $377.99 -69%

Bully Dog Big Rig Exhaust ManifoldThe Portable Bully Dog Big Rig 85400 Exhaust Manifold Series [oATepICq] is a premium aftermarket component designed for heavy duty semi-trucks and articulated trucks. Engineered with a focus on efficiency and performance, this manifold is a te

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Bully Dog Big Rig Exhaust Manifold

The Portable Bully Dog Big Rig 85400 Exhaust Manifold Series [oATepICq] is a premium aftermarket component designed for heavy duty semi-trucks and articulated trucks. Engineered with a focus on efficiency and performance, this manifold is a testament to Bully Dog's commitment to excellence in the heavy duty market. Crafted with precision, this manifold is designed to outflow the original equipment manufacturer (OEM) manifold, providing significant improvements in both power and fuel economy.
  • Increased Efficiency: The Bully Dog Big Rig Exhaust Manifold is hand-ported for maximum gains, ensuring optimal air flow and increased power output.
  • Improved Fuel Economy: By enhancing the engine's efficiency, this manifold can increase fuel mileage by 0.2-0.3 MPG, leading to substantial savings over time.

Product Specifications and Features

The Portable Bully Dog Big Rig 85400 Exhaust Manifold Series [oATepICq] is designed for the Paccar MX 11-13 Non Common Rail engines. It features a ceramic coating for durability and replaces the OEM center part number 1853284. Made in the USA, this manifold is built to last and is guaranteed to provide a leak-free, warp-free, and crack-free performance. Key specifications include a height of 9.0 inches, a length of 38.0 inches, and a width of 9.0 inches.
  • High-Quality Materials: The manifold is constructed with thicker manifold flanges and exhaust manifold walls, ensuring long-lasting durability.
  • Reduced Turbo Lag: This manifold is designed to reduce turbo lag, providing a smoother and more responsive driving experience.

Practical Benefits and Target Audience

The Portable Bully Dog Big Rig 85400 Exhaust Manifold Series [oATepICq] is an ideal solution for heavy duty truck owners seeking to maximize their vehicle's performance and efficiency. By reducing emissions and lowering exhaust gas temperatures (EGTs), this manifold not only improves fuel economy but also contributes to a cleaner environment. Whether you're a professional truck driver or a hobbyist, this manifold is designed to enhance your driving experience and save you money at the pump.
  • Cost-Effective: With its ability to increase fuel mileage and reduce maintenance costs, this manifold is a smart investment for any big rig owner.
  • Professional Craftsmanship: Bully Dog's passion for excellence is evident in every aspect of this product, making it a top choice for heavy duty enthusiasts.

What Our Customers Say

January 13, 2026

Absolutely no complaints!

This is a very good purchase.

- Traci G..

January 13, 2026

Absolutely no complaints!

Great item. I love it.

- Isabela D..

January 13, 2026

Absolutely no complaints!

A product that actually delivers.

- Zayne F..

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