This 4 bar fuel kit is a complete upgrade for VAG 1.8T 20VT engines and provides a stable and higher fuel pressure, essential for tuning and higher power outputs.
The kit consists of a 4 bar fuel pump and Bosch fuel pressure regulator of OEM quality. Ideal for setups requiring more fuel, such as with larger injectors and modified software.
Advantages
• Higher and more stable fuel pressure
• Ideal for tuning and performance builds
• OEM quality components
• Complete set (pump + controller)
• Supports higher power levels
Technical specifications
• Fuel pressure: 4 bar
• Type: complete fuel kit
• Components: pump + Bosch pressure regulator
• Quality: OEM
Important information
⚠ Choose the correct variant: FWD or AWD
⚠ AWD version: pump with housing only (without float)
⚠ Old float must be transferred for AWD
⚠ For some models, the upper part of the original pump must be transferred
Compatibility
Audi
• Audi A3 8L – 1.8T
• Audi S3 8L – 1.8T
• Audi TT 8N – 1.8T
Volkswagen
• VW Golf 4 – 1.8T
• VW Bora (1999–2008) – 1.8T
• VW Polo 9N3 – 1.8T
Seat
• Seat Ibiza 6K2 – 1.8T
• Seat Ibiza 6L – 1.8T
• Seat Leon 1M – 1.8T
Contents
• 4 bar fuel pump
• 4 bar Bosch fuel pressure regulator
Frequently Asked Questions
Why upgrade to 4 bar?
For higher power outputs, more fuel pressure is required to deliver sufficient fuel.
Is this necessary for tuning?
Yes, especially with larger turbos and injectors.
What is the difference between FWD and AWD?
The AWD version does not have a float; this must be transferred from the original pump.
