ThunderMax 2023.5-Up Touring® Center Cooled Models VVT or non-VVT)
The ThunderMax 309-605 is a performance-oriented ECM designed for specific Harley-Davidson models, offering precise air/fuel ratio control and knock correction.
- The system delivers unmatched precision for smooth, consistent performance in all riding conditions.
- It features knock correction for timing adjustment.
Variants (1)
- Default Title — 1088.95 USD — In stock
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