Twin Air Oil Filter Beta RR Enduro 4-Stroke 350/400/450/498/520 SIZE_52 We recommend using all 4

We recommend using all 4 hole screws for the strongest connection

This replaces the HEAD in a Quad Lock 360™ Kit Build

NGK dominates the world market

without unscrewing

superior fit and comfort using CAD technology

Twin Air Oil Filter Beta RR Enduro 4-Stroke 350/400/450/498/520 SIZE_52 We recommend using all 4Made with quality paper filtering material. Coupled with the latest in production technologies to provide maximum protection, performance and value. The company that set the clean air standard for your engine extends their expertise to oil filters. Now theres only one name you need to remember for maximum protection, performance and value in all of your filters and related products: Twin Air. Features: Made with quality paper filtering material.