15-18 BMW 428I 430i 435i 440i TPMS Tire Pressure Sensors set of 4 F30

OEM SET OF 4 BMW TPMS Sensors 433Mhz Ready to be  installed Fits 15-18  BMW 3 series F30 **see compatibility chart** Tested and in Good working order Ships to all 50 states _About used TPMS_ Sensors are tested under pressure to ensure proper readings ,Air holes checked for obstructions and battery level checked . All sensors are ready to install. and checked twice before shipment. **_No offshore fakes here . These are OEM !_** **_watchout for low priced New oem fakes by other sellers that have mispelling or same serial number on all 4 sensors!_** Sensors may have marks / discoloration or scratches that are not service affecting, They live inside the tire. Sensors are not blank or programmable. They are programmed from the manufacturer to work with certain vehicles. Tire only needs bead to be  broken to install. Do not have to remove tire completely from wheel. _**You will need to have your vehicle "relearn" these sensors**_ This can be done several ways depending on vehicle. 1\. Some vehicles learn them just by driving. 2\. Can be done by tool that most tire shops have. ( if a tire shop is not able to test them before installing, then steer clear from them. they do not have to be installed to test battery or function) 3\. Some vehicles can be done by yourself ( read owners manual or search YouTube) 4.   Go to dealership to have done Shipping All items ship within 24hrs. Returns Returns are welcome._If we send you a defective or wrong item then , no restocking or shipping fees._ Otherwise there is a 20% restocking fee. If you have **Any** problem after you receive the item, please feel free to send us a message first. We will always respond within 12 hrs and most of the time within 1 hr or less. Opening a return request or claim such as item not as described or defective  only slows down the process. We record the serial numbers of the sensors shipped to you, You must send the same ones back unused. You are responsible for return shipping fees. If you purchase the wrong sensors for your application, they are not defective or our fault.

• Brand: BMW
• Sensor Type: Tire Pressure Monitoring Sensor