Schrader AirCheck BLE Passenger Car Retrofit Kit with 4 – 29501 BLE Sensors. Schrader AirCheck BLE Pass Car Retrofit Kit w/4 – 29501 BLE Sensors Take the guesswork out of TPMS! AirCheck BLE is the universal retrofit solution that works on any passenger vehicle. Please review the pictures listed to ensure this is the part you need. Any fitment data given in this listing is a guideline ONLY, please verify that this part is an exact fit for your specific vehicle and options. The universal retrofit TPMS solution from Schrader, the brand OEMs trust. AirCheck BLE consists of three core elements: Our latest technology BLE TPMS sensors, a range extender and the intuitive AirCheck BLE smartphone app. It is the TPMS solutional that works on ANY light-duty vehicle (Passenger Car & Light Truck) Recreational Trailers Towable Trailers Motorhomes Non-TPMS Equipped Vehicles. Please review the pictures listed to ensure this is the exact part you need. We recommend you check with your dealer for exact fitment for your specific vehicle. Thank you for shopping with OverstockDirect! We cannot accept items that have been installed, used or tried. Please include a copy of the invoice. Electrical parts are not returnable. Your recommended responsibility on making a return.