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Fuel injector AUDI A4 (B8) 3.0 TDI 245 hp

3.0 TDI 245 hp

The AUDI A4 (B8) 3.0 TDI 245 hp (180 kW diesel) is covered by 2 exchange-standard reference(s). Check output before displacement: it determines the part.

Engine specification: 2967 cm³, diesel, built from 11/2011 to 12/2015. 2 matching part numbers: 0445117026 (Bosch), 0445116040 (Bosch). Compare with the code stamped on your part.

Other engines of the AUDI A4 (B8): 3.0 TDI 240 hp, 3.0 TDI 204 hp, 2.0 TDI 190 hp. If the code stamped on your part is legible, search by reference remains the safest route. 24-month warranty.

Frequently asked questions

About this category

The 3.0 TDI 245 HP category represents a cornerstone of diesel performance, where precision-engineered fuel injectors play a decisive role in power delivery and efficiency. This range addresses the needs of independent garages, self-repairing enthusiasts, and fleet managers who demand reliability without compromise. Here, you’ll find remanufactured injectors designed to restore original performance levels, ensuring your engine runs as intended. The focus is on practicality: no unnecessary frills, just components that fit and function.

This range is built around the core principle of exchange-standard remanufacturing, where worn injectors are restored to near-original specifications through rigorous processes. The supply chain leverages wholesale partnerships to maintain availability across European markets, ensuring garages and private buyers alike can access the right parts without delays. Each injector undergoes testing to confirm its operational integrity, bridging the gap between cost and performance. The role of the wholesaler here is pivotal, acting as a bridge between manufacturers and end-users.

Professional uses by trade

Different users approach injector replacement with distinct priorities, whether it’s speed, cost, or technical precision. Garages prioritize bulk availability and compatibility, while DIY enthusiasts seek clarity in fitment and simplicity. Fleet managers balance reliability with budget constraints, and German buyers expect documentation and traceability. This section outlines how each group can leverage this category effectively.

  • Le garagiste independant : Replace faulty injectors in batches to minimize vehicle downtime during scheduled maintenance or breakdown repairs.
  • L'automobiliste depanne : Identify the correct injector model quickly to avoid prolonged roadside delays when symptoms like misfires or excessive smoke appear.
  • Le passionne qui fait lui-meme : Source remanufactured injectors with clear fitment guides to perform the replacement without specialized tools or training.
  • Der deutsche Kaeufer (DACH) : Expect detailed technical documentation and packaging that meets local standards for traceability and environmental compliance.
  • Le garagiste independant : Use calibrated injectors to ensure emissions compliance during MOT or inspection procedures for customer vehicles.
  • L'automobiliste depanne : Match the injector to the exact engine code to prevent costly mistakes when ordering parts online or from a supplier.
  • Der deutsche Kaeufer (DACH) : Rely on wholesalers who provide bulk discounts and efficient logistics for workshop-scale orders.

Range comparison

This section presents the two primary injector models compatible with the 3.0 TDI 245 HP category, highlighting their specific applications and technical attributes. Each model is listed with its exact reference to ensure precise identification and avoid confusion in ordering.

RangeUseFormat
Injector Bosch 0445117026direct replacement for common 3.0 TDI variants
Injector Bosch 0445116040high-flow variant for tuned or performance applications

How to choose

Selecting the right injector involves more than matching the reference number; it requires understanding the engine’s operating conditions and the injector’s role within the fuel system. Factors like flow rate, spray pattern, and electrical compatibility determine long-term performance and reliability.

  1. Verify the engine code and model year to ensure the injector’s calibration matches the vehicle’s original specifications without deviation.
  2. Assess the injector’s condition—remanufactured units should show no signs of corrosion or mechanical wear that could affect sealing or operation.
  3. Check the packaging for traceability marks, such as batch numbers or QR codes, to confirm the part’s origin and compliance with standards.
  4. Prioritize injectors with documented testing results, as these provide assurance of consistent performance under load.
  5. For performance applications, select variants with higher flow rates to support increased fuel demands without compromising efficiency.
  6. Ensure the injector’s electrical connector matches the vehicle’s wiring harness to avoid compatibility issues during installation.
  7. Opt for suppliers who offer clear return policies for defective units, reducing the risk of costly misorders in bulk purchases.

Storage & logistics

Proper storage of remanufactured injectors is essential to preserve their functionality until installation. Keep units in their original packaging or sealed containers to prevent contamination from dust or moisture, which can compromise seals and internal components. Store in a climate-controlled environment, avoiding extreme temperatures or direct sunlight that could degrade plastic housings or electrical connectors. For bulk orders, organize by reference and batch number to facilitate quick retrieval and reduce handling errors. Always inspect packaging for damage before accepting delivery, as compromised seals may indicate prior exposure to adverse conditions. Rotate stock regularly to ensure older units are used first, maintaining freshness and reliability in your inventory.

With over a decade of experience in diesel fuel systems, our team has seen how a single faulty injector can cascade into engine damage if left unaddressed. We’ve refined our selection to focus on parts that restore balance—no shortcuts, no guesswork. That’s the difference between a repair and a lasting solution.— autoKUR team

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Useful references

For regulatory and sector references, see Reglement (UE) 461/2010 — pieces de rechange et garantie constructeur.