KOSO Honda Grom Connecting Tube Upgrade your Honda Grom intake system with the KOSO Connecting Tube, precision-engineered to link the stock Grom airbox to the KOSO 34mm throttle body. Built...
KOSO Honda Grom Intake Manifold Upgrade your Honda Grom's throttle response and airflow with the KOSO Intake Manifold, engineered for performance and seamless fitment. Improved airflow: Port is larger than...
KOSO Honda Grom 34mm Performance Throttle Body Upgrade your Honda Grom with the KOSO 34mm Throttle Body — engineered for sharper throttle response, increased airflow, and improved mid‑range punch compared...
KOSO Honda Grom / Monkey Camshaft Kit Upgrade performance with the KOSO 240° camshaft kit designed specifically for Honda Grom and Monkey models. This precision-engineered camshaft delivers a noticeable increase...
KOSO Piston & Ring Kit — Precision Engine Rebuild Parts Upgrade your engine with the KOSO Piston & Ring Kit, engineered for reliable performance, tight tolerances, and long-lasting durability. Ideal...
KOSO Top End Gasket Kit Restore performance and prevent leaks with the KOSO Top End Gasket Kit, engineered for reliable sealing of your engine's cylinder head and top-end components. Precision-cut...
KOSO Honda Grom / Monkey 170cc Big Bore Kit Unleash maximum performance from your Honda GROM or Monkey with the KOSO 170cc Big Bore Kit. Engineered for riders seeking a...
KOSO DB-01R LCD Speedometer Universal fit for street/cruiser, streetfighter, and dual-sport motorcycles. The KOSO DB-01R combines clear LCD readouts with compact styling to give you essential ride data at a...
