All Balls Racing 1999 Yamaha YFM250 Beartracker Wheel Bearing Kit Rear 1980-bmw-733i-base-esi4521879 The restrictive factory air filter

The restrictive factory air filter and air intake housing are replaced with this AEM dual chamber air intake system

Utilizes Factory Mounting Locations & Can be Used with Optional Dynamic Air Scoop (DAS)

Dyno-Proven Gains up to +6 HP & +6 Lbs

ACL 03+ Ford/Mazda 2

All Balls Racing 1999 Yamaha YFM250 Beartracker Wheel Bearing Kit Rear 1980-bmw-733i-base-esi4521879 The restrictive factory air filterChevron SRI 2 grease contains rust and oxidation inhibitors ( 29 degrees Celsius 177 degrees Celsius) Chevron SRI 2 grease contains rust and oxidation inhibitors ( 29 degrees Celsius 177 degrees Celsius) All Balls high speed bearings are manufactured to ABEC 3 precision levels Triple lip rubber seals keep the grease in and the water and dirt out Double lip type TC seals with stainless steel garter springs