Exhaust valve comes with a vacuum pump controller box remote control of the exhaust valve actuator with memory The exhaust valve comes with a vacuum pump controller box remote control of the exhaust valve actuator with memory. Please contact us if you want otherversion of thecontroller,we also have phone app version ,through the OBD system of your carcontrol the valve'sopen and colse. New circuit design, more stable, more durable, aluminum alloy shell with better heat dissipation,dual remote control. With this controller, there is no need to worry about the vacuum of the engine anymore, no need to worry about the leakage of the engine pipeline, you can use the ACC circuit or plug the cigarette lighter or the safety power supply +/- pole, and the installation is simple. 315MHZ RF remote control, remote control distance: 50-100 meters WE HIGHLY RECOMMEND PROFESSIONALINSTALLATION! *No installation Tool & No instruction is Included, Professional Installation is Recommended* All items are New unless stated otherwise on the listing. We sell DIY (Do It Yourself) Items with a few exceptions. We take no responsibility in teaching you how to install. Professional installation is strongly recommended. OUR ADVANTAGE 1, Support personalized customization.Such as:Trademark. Sample production. 2, Auto parts manufacturers, a wide range of products. 3, Product inventory is adequate. It can be shipped within 7working days. 4, After you place the order, we will following the whole process. Ensure your products arrive safely on time. 5, Hope you can purchase satisfactory products in this shop. Our machinery _x000D_