DHM Stage 2 Performance Package - S1 Cam & ECU Flash for 2022+ Grom/Monkey

Unlock serious power gains with DHM's proven Stage 2 package. If your 2022+ Honda Grom or Monkey already has an intake and exhaust, this S1 camshaft and ECU reflash combination is your next step to extracting maximum performance—adding 2-3 HP and raising your rev limit to 10,000 RPM.

Performance Gains:

• 2-3 HP increase over stock with intake/exhaust
• 13+ HP total depending on your full setup
• 10,000 RPM rev limiter for extended power band
• Increased power across entire rev range
• Improved throttle response and pull to redline

ECU Reflash Features:

• Corrected air/fuel ratio tuned for your exact modifications
• Optimized ignition timing for maximum HP and response
• Modified injection timing for improved rideability
• Normal cold start function—no rough idle issues
• Custom calibration for S1 cam, intake, and exhaust

Package Includes:

• DHM S1 performance camshaft
• DHM ECU reflash calibrated for S1 cam and bolt-ons
• Installation instructions

Fitment: 2022+ Honda Grom (JC92), 2022+ Honda Monkey

Purchase Options:

• Send-in service: Purchase package, we'll email instructions to send your ECU for flashing
• Core exchange: We send you a pre-flashed ECU, you return yours for $75 credit or keep as backup

Extensively dyno-tested and street-proven, this is the best bang-for-buck performance upgrade available for the 2022+ Grom and Monkey platform. Transform your bike's power delivery with DHM's proven Stage 2 package.