Honda Grom Air/Fuel Ratio Gauge

KOSO Honda Grom Air/Fuel Ratio Gauge

Accurate, compact AFR monitoring designed specifically for the Honda Grom. Plug-and-play connection to the OEM oxygen sensor for fast installation and reliable readings.

• Plug type: Direct fit to OEM O2 sensor
• Display range: 12.2:1 – 17.2:1 (0.1 increments)
• Power: 12V DC
• Size: 60 mm × 30 mm × 11.5 mm — slim profile for clean mounting

Ideal for riders tuning performance or monitoring fuel efficiency. For mounting options, use the Top Clamp or Mini 3 universal gauge mount (sold separately).

Why choose KOSO: Precision sensing, compact design, and Honda Grom-specific compatibility make this AFR gauge a practical upgrade for safer tuning and optimized engine performance.