The new KOSO performance camshaft for Honda Grom 2022+ will give you great results at high RPM. This camshaft can be used with a stock engine, but will even...
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION-CONTROLLED MOTOR VEHICLES 170cc Big Bore kit with 4 Valve Cylinder Head kit for (2014-2020) Honda Grom MSX 125 and...
KOSO 170cc Gasket Kit 61mm for Honda Grom 125 KOSO 61mm Cylinder Head Gasket and Cylinder Base Gasket for the Honda Grom. Includes 1 Head Gasket and 1 Base...
KOSO 28mm Throttle Body (DY640000) for the 2021 and newer Honda GROM & Honda Monkey. As the throttle body and intake manifold are used to control the amount of air...
Koso 30.5-34mm intake manifold for 2014-2020 Honda Grom 125! Pair this up with Koso 34mm large throttle body that will allow your big bore engine to breathe! Requires 30.5-34mm throttle...
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES Koso 34mm Throttle Body for Honda Grom 125! Super large throttle body that will allow your...
KOSO 4 Valve Big Bore Piston and Rings ONLY Honda Grom 125 (Cylinder is NOT included)Replacement 4 Valve Piston and Rings for the KOSO 170cc 61mm bore. No cylinder is...
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES The KOSO 4V Cylinder Head Kit for the 2014-2020 Honda Grom and 2019-2021 Honda Monkey is...
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES KOSO 4 Valve Head Replacement Camshaft - Honda Grom MSX 125 NOTES: Professional installation...
KOSO 4 Valve Head Replacement Rocker Arms - Honda Grom MSX 125 NOTES: Professional installation is highly recommended! Disclaimer: NO WARRANTY ON RACE ENGINE parts or engine bore...
KOSO 61mm Replacement Forged Piston Kit 2 Valve Head - Honda Grom 125 NOT AVAILABLE FOR SALE OR USE IN CALIFORNIA. ANY ORDERS FROM CA RESIDENCE WILL BE CANCELLED...
Quite often, your hands would take the most beating when it comes to riding during the winter season or in cold weather! Having heated grips not only gives you comfort,...
KOSO BIG BORE KIT 150CC - Honda Grom / Monkey 125 (2022+) with 5 Speed Transmission. Made from the best components available on the market, the 150cc Big Bore kit...
Made from resistant high quality material, Koso chain tensioner could save your engine from expensive damage. KOSO came up with this long lasting solution to replace the OEM chain tensioner...
Made from resistant high quality material, Koso chain tensioner could save your engine from expensive damage. KOSO came up with this long lasting solution to replace the OEM chain tensioner...
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES Koso Camshaft Kit - Honda Grom MSX 125 (2014-2020) 4 Speed Engine Koso Camshaft Kit...
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's Air Box Connecting Tube has been developed to link Koso's 28mm throttle body and the stock air box. Compatible with 2022+ 5 Speed Honda GROM 125 ...
Koso DB-01RN Multifunction Electronic Universal Speedometer Computer Gauge DB-01RN Multifunction Meter The DB‑01RN multifunction meter is a true complete meter. Designed to look great on any type of bike, its...
KOSO Multi-functions digital plug and play speedometer for 2014-2020 Honda Grom 125 / MSX 125! This mini speedometer is the perfect addition for your Honda GROM! Eliminate the ugly, boring,...
Koso DB-03R Universal Mini Digital Speedometer Gauge Kit The DB-03R Multifunction is the perfect fit for any street bike. Its blue, orange and purple changeable backlight makes it very...
Koso DL-03A Air/Fuel Wideband Gauge Meter 12 Ft Cable. Koso DL-03A | Air/Fuel ratio & RPM data logger The DL-03A is the newest addition into our lineup of multifunction...
Koso Electro LED Turn Signals Sold in Pairs. Koso Electro LED Turn Signals The Koso Electro LED indicator is a great addition to any bike regardless of the...
KOSO Gear Indicator Bracket for Honda Grom 125Gear Indicator Bracket for Honda GROM 125Included Items:(1) Chrome bracket(1) Bar clamp with rubber insert(1) 6mm-1.0 x 18mm socket head bolt(1) 6mm-1.00 serrated...
KOSO Gear Indicator for 2014-2020 Honda Grom 125Gear Indicator for Honda GROM®Always wondering in which gear you’re in? Avoid this question by using our gear indicator for Honda GROM®. Lightweight,...