You are purchasing a 100% Brand New Exhaust Valve Control Module is a complete plug-n-play controller designed for BMW that allows you to remotely open and close the vacuum controlled exhaust valve. The solution is simple: create a high-quality, high-quality built product with variable exhaust sound and performance. Includes necessary mounting hardware and no cutting, soldering, welding or fastening required. Drivers use this valve to control sound when optimal performance is not needed. When the valve is closed, the exhaust system is in silent mode. When fully open, the exhaust system is in maximum flow mode and therefore the exhaust sound is louder. Many car owners want a more performance-oriented sound from their exhaust without being annoying. After 30 minutes of installation, the exhaust valve control allows the owner to open and close the valve. Compatible with all exhaust systems (OEM or aftermarket) that retain factory control EVCF Features - Full control of the exhaust valve control with the push of a button on the handlebar - Open/close the exhaust valve at any time and instantly - Even on cold start, flaps can be opened (not possible with OEM/M-menu) - Delete-R function - Easy 30-minute installation process with no wire cutting - Completely removable at any time Fitment Exhaust valve fits 2" / 2.36" / 2.5" / 3" exhaust pipes (not included is direct screw on the item) Please choose correct size before placing order D51 Exhaust Valve Fit 2" piping D60 Exhaust Valve Fit 2.36" piping D63 Exhaust Valve Fit 2.5" piping D76 Exhaust Valve Fit 3" piping Package: 1x Electric Exhaust System Cut with Dual Valve (without electric controller )Supported models:- (2004-2012) for BMW E82/E88 1-Series-2014 + for BMW F2X 2-Series-2012 + for BMW F3X 3-Series-2014 + for BMW F3X 4-Series-2011 + for BMW F1x 5-Series-2015+ for BMW F8X M3/M4 also can fit other car for Honda. For Toyota.For Ford, please check the size before order. Professional installation is highly recommended!* No installation tool and no manual is included, professional installation is recommended *All items are brand new unless otherwise stated in the listing. We sell DIY (do it yourself) items with a few exceptions. We are not responsible for teaching you how to install. Professional installation is recommended.Our advantage 1,Support personalized customization. Such as: trademark. Sample production.2,Auto parts manufacturers, a wide range of products.3,Product inventories are adequate. It can be shipped within 7 business days.4,After you place the order, we will track the whole process. Please make sure your products arrive safely on time.5,Hope you can buy satisfactory products in this store.Our machines