Shape: Unique – Height: 2.375″ (60 mm) – Width: 6.875″ (175 mm) – Length: 9.188 (233 mm) – Flange: No – Upgrade replacement for OEM 29400078 paper air filter element. K&N is the world-wide standard in high-end quality performance air filtering systems. Made from multiple layers of pre-oiled woven cotton gauze material that is mesh screen protected. They are washable and can be used as stock replacement. Filter elements are designed with a ribbed surface that will give you up to 5 times more filter area than a regular replacement filter, dramatically increasing airflow. K&N filters decrease service intervals, are better flame resistant and will last much longer than comparable foam or paper type filters. 15-20 Street XG500/750 excl. 17-20 XG750A Street Rod (NU). We will accept your request at our earliest opportunity. This includes Republic Of Ireland. Please do not ask us to lower the value of goods this is illegal and we do not want to get involved in this kind of activity.