VW Electronic Throttle body Throttle Up for sale is a nice used VW Electronic Throttle body. This will work with many-1998-2005 VV Passat 1.8T / 1998-2005 Audi A4 1.8-tBut be sure to check the part number off your original, as there are several variants you may have.058 133 063 Q / 408 237 212 008. This TB is in great shape, and was pulled from a crashed car. This unit comes with a 30 day functionality gurantee. Also, unlike with the expensive "rebuilders", with this unit, there is no core charge, just install this unit and go. This is a bargain price compared to a new or rebuilt unit, and compared to a NEW OEM BOSCH unit, it's about 1/5th the price... so you can't go wrong here.A defective throttle body may cause a whole host of problems with these cars. Be sure to match the part numbers here exactly.