The Pipercross PX600 Twin Weber DCOE / Dellorto DHLA Twin Filter is a high-performance air filter for larger twin side draught carburettors and throttle bodies installations. Designed for both competition and road use, the PX600 fits Dellorto DHLA, Weber DCOE and DCO/SP Carburettors, as well as Weber Alpha, Jenvey throttle bodies and other custom applications. The performance air filter is supported internally by an expanded metal cage, and the base plate is available separately and made in aluminium. Always fit the largest filter possible and ensure there is a minimum of 19mm between the trumpet mouth and the inner face of the filter. This filter is designed to provide up to a 40% increase in airflow compared to stock paper filters, potentially improving fuel economy. Made in Britain with a Limited Lifetime Warranty.