Product Description
HPi Milwaukee-8 Billet Throttle Bodies – Maximum Airflow, Elite Fitment
Unlock the full potential of your Harley-Davidson Milwaukee Eight platform with the HPi Milwaukee-8® Billet Throttle Bodies. Purpose-built for high performance, these throttle bodies deliver significantly greater airflow than the stock 55 mm unit—available in 58 mm, 62 mm and 70 mm bore sizes to match your build goals.
Fits: 2017-2023 Harley M8 Models
Why You’ll Love This Upgrade
- CNC-ported 6061 billet construction — Ensures structural rigidity, thermal stability and premium finish.
- Comprehensive manifold integration — Each throttle body comes with a fully CNC-ported aluminum intake manifold, ensuring optimized airflow path
- Made in USA — Precision machined and assembled in the U.S., ensuring premium quality and support.
Fitment & Application
Specifically designed for the Milwaukee Eight engine series (2017 – 2023) in Harley-Davidson Touring, Softail and other Big Twin models. Select your desired bore size (58 mm, 62 mm or 70 mm) according to your performance goals and build setup.
***NO CORE EXCHANGE NEEDED***
Take your Milwaukee Eight performance to the next level — add this HPi throttle body upgrade to your cart or contact our parts specialists at Get Lowered Cycles for personalized guidance.
| 58mm | HPI-58M8-19 |
| 62mm | HPI-62M8-19 |
| 70mm | HPI-70M8-19 |