Trask Tornado Stage 2 Turbo Kit — Gen 1 M8

Choose your finish above. Each option has its own SKU, price, photo, and availability.

Trask Tornado Stage 2 turbo kit in your choice of finish for compatible Generation 1 Milwaukee-Eight applications.

Designed for 117-cubic-inch and larger engine builds. Includes turbo, plenum, injectors, gauge, oil lines and installation hardware.

Requirements: ThunderMax ECM sold separately. Excludes Twin-Cooled bikes and bikes with non-removable fairing lowers. Competition/off-road use only.

Fitment: Compatible Gen 1 M8 Touring and Softail applications only; model-year ranges vary. See the supplier application chart. Confirm model, engine generation and build with HDP before ordering.

Supplier application chart — page 7

ThunderMax ECM — sold separately

Choose by the motorcycle’s exact application, not turbo finish or engine displacement. HDP must confirm the bike and correct Trask turbo calibration.

• 309-588 — 2017–2020 Touring
• 309-589 — 2018–2020 Softail
• 309-591 — 2021-up Touring, excluding center-cooled
• 309-592 — 2021–2024 Softail

Variant SKUs