Basic preventive maintenance for your TDI
Audi A3 Engine Fuel Parts
- Cleaner
- Filler
- Filter
- Injection Pump
- Injectors
- Lines
- Pressure Gauge
- Pressure Regulator
- Pump
- Rail
- Sending Unit
- Sensor
- Tank
- Water / Meth Injection
- Clearance
High-pressure fuel sensor to cure rough idling, resolve P0087 low-pressure fault codes, and restore proper fuel mixture control to your direct-injected VAG engine.
For vehicles with FSI engines only
Original Quality Fuel Filter
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Located underneath your vehicle near the fuel tank
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Replacement WMI Water Injection Hose
Snow Performance Hyper-Sonic water-methanol injection nozzle
Recommended to be replaced when replacing fuel pump.
Commonly used as a contact close relay for fuel pump
Seals the high pressure fuel pump to the cylinder head. 31x2mm
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Located underneath your vehicle near the fuel tank
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Keep your injector from leaking.
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This product was last offered at the strikethrough price on
08-14-2026
Water Methanol Tubing
Commonly used as a contact close relay for fuel pump
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Keep your injector from leaking.
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For vehicles with a CBEA or CJAA engine code only
Keep your injector from leaking.
This product was last offered at the strikethrough price on
05-07-2026