K&N Engine Air Filter: High Performance, Premium, Powersport Air Filter: Compatible with 2021 YAMAHA MT-09/MT-09 SP; MTT9GT Tracer 9 GT; Tracer 9; Tracer 9 GT, YA-9021

K&N Engine Air Filter: High Performance, Premium, Powersport Air Filter: Compatible with 2021 YAMAHA MT-09/MT-09 SP; MTT9GT Tracer 9 GT; Tracer 9; Tracer 9 GT, YA-9021 ULTIMATE LONGEVITY: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle. ENGINEERED POWER: State-of-the-art filtration media provides more airflow than disposable paper filters to increase power and acceleration. Clogged or dirty air filters can reduce your vehicle’s acceleration by up to 10%. EASY INSTALLATION: Pre-oiled and ready to install. One of the easiest and most cost-effective upgrades for your motorcycle or ATV for quick performance gains.