Athena S5F09600001A Cast Piston for Honda 450 CRF (2009-2016) - Piston Size 95.95 mm Forged 4-Stroke Piston Replacement - Motocross Dirt Bikes Hammer-Driver-Drill-Tool this filter upgrades your stock

this filter upgrades your stock setup with enhanced airflow

the tool expands and auto-rotates to ensure uniform expansion

Simply place your gear and equipment in the bag

The O2 Rush 8902 High Performance Foam Air Filter is designed for riders who demand reliable engine protection and maximum airflow in extreme riding conditions

secure installation with precision‑fit steel construction

Athena S5F09600001A Cast Piston for Honda 450 CRF (2009-2016) - Piston Size 95.95 mm Forged 4-Stroke Piston Replacement - Motocross Dirt Bikes Hammer-Driver-Drill-Tool this filter upgrades your stockIf you're looking to unleash more low end torque, stronger mid range power, and overall improved performance from your Honda 450 CRF, the Athena S5F09600001A is the perfect choice. Engineered in Italy by one of the world's leading powersports manufacturers, this high quality cast piston kit is specifically designed to pair with Athena's Big Bore Cylinder Kits, reliably increasing your bike's displacement from 450cc. Whether you're a weekend trail