Horsepower Inc. HPi M8 Intake Manifold for Stock or 58mm, 62mm, 70mm HPi Throttle Bodies

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$300.00

 

 

Fitment: 2017-Newer Harley M8 Motorcycles (Touring and Softail Models)

HPi’s M8® intake manifold will bolt to a stock throttle body with a slight step, no exchange needed, as it’s just the manifold upgrade.  The manifold only will include an o-ring and a set of intake seals.  Utilize your stock flanges.

THIS IS INTAKE MANIFOLD ONLY

 

Description

HPI Intake Manifold for Harley-Davidson M8 Engines

The HPI intake manifold is a performance upgrade designed for Harley-Davidson M8 engines. It helps improve airflow and throttle response. Because airflow increases, the engine can breathe more efficiently. As a result, riders experience smoother acceleration and more consistent power delivery.

This intake manifold features a precision-machined aluminum flange and a durable black textured body. Therefore, it provides a reliable seal and long-lasting performance. In addition, it supports engines running intake, cam, or exhaust upgrades.


Improved Airflow and Engine Efficiency

Proper airflow plays an important role in engine performance. While factory manifolds can restrict air volume, the HPI intake manifold allows air to flow more freely. Because of this, throttle response improves and engine efficiency increases.

Moreover, this intake manifold works well for both street riding and performance-focused builds. It helps deliver steady airflow across the RPM range. As a result, overall drivability remains smooth and predictable.


Designed for Harley-Davidson M8 Applications

The HPI intake manifold is designed specifically for Harley-Davidson M8 engines. It installs as a direct bolt-on replacement using factory mounting points. Therefore, installation is straightforward and does not require major modifications.

Because of its quality construction, this manifold delivers reliable performance over time. Overall, it is a smart upgrade for riders who want improved airflow, better throttle response, and dependable engine performance.


Key Features

  • Designed for Harley-Davidson M8 engines

  • Improves airflow and throttle response

  • Precision-machined aluminum flange

  • Durable black textured body

  • Direct bolt-on installation

Additional information

Weight 3 lbs
Dimensions 10 × 10 × 10 in
Fitment:

Stock, 58mm HPi or 62mm HPi (HPI-M8-MO), HPi 70mm (HPI-M8MO-70)

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