Koso's Mini-3 Air/Fuel Ratio meter is designed especially for Honda GROM 125 (2014-2021) using the OEM existing narrowband o2 sensor located on the right side of the cylinder head. Direct...
Koso GY6 Super Flow Oil Pump 125/150ccKoso GY6 Super Flow Oil Pump 125/150ccKoso’s High-Flow Oil Pump for 125/150cc GY6 engines is strongly recommended for those who upgraded their engine with...
KOSO 4 Valve Replacement Bare Cylinder Head for Koso 4V head kits (SKU: KOSO-1013) 2014-2020 Honda Grom MSX 125Includes valves installed.NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY...
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLESThe KOSO 4V Cylinder Head Kit for the 2014-2020 Honda Grom and 2019-2021 Honda Monkey is the...
Koso's Air Box Connecting Tube has been developed to link Koso’s 34mm throttle body and the stock air box on the Honda Grom 125.Koso's Air Box Connecting Tube has been...
The main difference between the Koso Clutch Enhanced Lifter Plate and the stock one is it's strength. Koso's CNC Lifter Plate is stronger in order to provide better durability and...
KOSO RX-3 TFT UNIVERSAL MULTI-FUNCTION METER GAUGE! Compact, lightweight, and easy to operate, this modern meter offers a clean and simple design. This universal gauge can be used for any...
Koso Unlimited LED slim turn signal lights are very bright! A perfect replacement over the huge bulky OEM turn signals without hindering the visibility.Koso’s Unlimited LED indicator lights use 5...
Koso Super Slim Volt Meter will help you monitor your charging system! Universal fit! Since the size is so small, you could put it anywhere you desire! Compact, easy-to-read LCD...
