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This Hitachi mass air flow sensor measures the volume of air entering the engine, essential data for engine management on the Audi Q7 (4L) 3.0 TDI. It fits between the air filter and intake manifold. The unit shows general wear and visible soiling from service use. Before ordering, confirm compatibility with OEM code V4021434 on your original sensor.
This Hitachi mass air flow sensor measures the volume of air entering the engine, essential data for engine management on the Audi Q7 (4L) 3.0 TDI. It fits between the air filter and intake manifold. The unit shows general wear and visible soiling from service use. Before ordering, confirm compatibility with OEM code V4021434 on your original sensor.
