This 4 bar fuel pressure regulator is a direct replacement for the original regulator used in a wide range of Audi, Volkswagen, SEAT and Škoda models equipped with Bosch fuel systems. The regulator ensures a stable fuel pressure of 4 bar and is a popular choice for both standard and performance engines where the engine management system has been calibrated for higher fuel pressure.
Higher fuel pressure allows the fuel injectors to deliver a greater amount of fuel within the same injector opening time. Therefore, a 4 bar regulator is commonly used in conjunction with ECU tuning, larger turbochargers or other engine upgrades where increased fuel capacity is required. It is important that the engine management system is calibrated for the higher pressure regulator, as replacing the regulator alone will not increase engine performance.
The fuel pressure regulator installs directly into the original fuel rail and requires no modifications to the fuel system. Manufactured to OEM specifications, it provides stable fuel pressure for precise fuel delivery and reliable engine operation under both normal driving conditions and high engine loads.
Specifications:
Type: Fuel Pressure Regulator
Pressure: 4 bar
Installation: Direct OEM replacement
Location: Original fuel rail
OEM number: 0 280 160 575
Dimensions:
Small O-ring diameter: 10.5 mm
Large O-ring diameter: 27 mm
Fits:
Audi A3 8L 1996-2003
Audi A4 B5 1994-2001
Audi A4 B6 2000-2004
Audi A6 C5 1997-2005
Audi TT 8N 1998-2006
SEAT Ibiza 6L 2002-2008
SEAT Leon 1M 1999-2006
Škoda Octavia I 1U 1996-2010
Škoda Superb I 3U4 2001-2008
Volkswagen Golf III 1H 1991-1997
Volkswagen Golf IV 1J 1997-2003
Volkswagen Bora / Jetta IV 1J 1998-2005
Volkswagen Passat B3 1988-1993
Volkswagen Passat B5 3B 1996-2000
Volkswagen Passat B5 GP 3BG 2000-2005
Volkswagen Polo IV 9N3 2005-2009
Volkswagen Sharan I 7M8 1995-2010
Engine codes:
AAA / ABV / AEB / AGU / AJL / AMK / ANB / APU / APY / AQA / ARK / ARX / ARY / ARZ / AUL / AUM / AWT / BEX / BFH / BJX / BML
