Is your VW Passat or Audi A4 acting up – maybe stalling, hard to start, or showing an electronic throttle warning light? This DOSKJOK Electronic Throttle Body Assembly might be the fix you need! It's designed as a direct replacement for models like the Passat (1999-2005) and Audi A4/A4 Quattro (2000-2006). Part number compatibility is key, so please double-check your vehicle's year, make, model, and existing part number before ordering to ensure a perfect fit. This unit is manufactured to strict standards and 100% tested, so you're getting a reliable component. It should install right into the original position without modifications, making it a doable job for a savvy DIYer with some mechanical know-how. Fixing issues like hesitation, power surging, or failure to start can often be traced back to a faulty throttle body. If you're unsure about compatibility, just reach out to us – we're here to help! Remember to return it in the original packaging if it doesn't fit.