Volkswagen Jetta Emission Control Parts
This page brings together emission control parts for the Volkswagen Jetta across model years 1980–2026, covering sensors, crankcase ventilation system components, and air injection system parts in direct-fit OE replacement and performance configurations. Pick your Volkswagen Jetta's year above to narrow the list to emission control parts with confirmed fitment. Every part shown is checked against our vehicle data.
Shop Volkswagen Jetta Parts by Category
What's here for your Volkswagen Jetta
- Sensors — including oxygen sensors and mass air flow sensors in direct-fit and universal configurations, available as OE replacement and remanufactured options with flange and gasket hardware
- Crankcase Ventilation System — kits and individual components in OE replacement and heavy-duty formats
- Air Injection System — manifold assemblies, flanges, gaskets, and related hardware in direct-fit and universal fitments
Volkswagen Jetta owners order most from Bosch, Dorman, and Walker Products in this category, while the widest range of emission control parts here comes from Walker Products, Hella, Bosch, and Standard Motor Products. Other categories Volkswagen Jetta owners shop for: Volkswagen Jetta Manual Transmission Parts, Volkswagen Jetta Shocks and Struts and Volkswagen Jetta Springs and Suspension Parts, or browse all Volkswagen Jetta parts and accessories.
Parts Volkswagen Jetta owners have ordered here include the Bosch 16698 Oxygen Sensor 4-Wire Heated Planar Design and the Bosch 0281002531 Hot Film Mass Air Flow (MAF) Sensor.