Bosch 520BQS Fuel Injector

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• [HIGH-PRESSURE INJECTION] €“ Unlock your engine's maximum power and acceleration. By operating at extremely high pressures, our injectors create a finer fuel spray, leading to a more complete and powerful combustion process.
• [NATIONWIDE WARRANTY] €“ Backed by a nationwide warranty for one year with unlimited miles, providing peace of mind and assurance in the quality and reliability of your purchase.
• [OE QUALITY & TESTING] €“ Guarantee OE-level performance and unmatched reliability. 100% of our injectors are end-of-line tested to exact OE specifications, ensuring a long service life and flawless engine operation.
• [PRECISION ENGINEERING] €“ Experience optimal power and efficiency. Manufactured with OE processes including a hydro-erosion machining, our injectors create highly precise fuel atomization for a perfect and powerful combustion event.
• [ROBUST DESIGN] €“ Ensures exceptional reliability, long service life, and consistent performance even under demanding operating conditions.
• [SYSTEM COMPATIBILITY] €“ Designed as part of a complete modular common-rail system, which includes the high-pressure pump, fuel rail, and Electronic Control Unit (ECU), ensuring seamless integration and optimal engine management.
• Bosch is the leading OE supplier and partner of choice for vehicle manufacturers worldwide of diesel fuel systems. From passenger cars and commercial vehicles to off-highway applications, we deliver robust and innovative system solutions. We are constantly developing our technology to meet the future challenges of a connected, automated, and sustainable transportation industry, ensuring our partners are equipped for success. Engineered for superior performance, Bosch Common Rail Injectors ensure the precise injection of fuel into the combustion chamber, ensuring ultra-fine atomization for highly efficient and clean combustion. The ability to perform multiple injections per cycle reduces fuel consumption and emissions while maximizing power and minimi