High-pressure pump AUDI A8 D4 (4H2 / 4H8 / 4HC / 4HL) 3.0 TDI Quattro 250 hp

The 3.0 TDI Quattro 250 hp is a powerful diesel engine found in Audi models from the mid-2000s to early 2010s, known for its torque and efficiency. This category covers high-pressure pumps essential for fuel injection systems, available in exchange-standard condition. Whether you are a professional mechanic or a car owner, finding a compatible pump is the first step to resolving performance issues like hesitation or excessive smoke.

This range is built around OEM-equivalent pumps from leading manufacturers, selected for their durability and precision. The role of the wholesaler is to provide these components with clear compatibility data, ensuring they fit seamlessly into the engine’s fuel system. No installation or repair services are offered—only the pump itself, ready for third-party fitting.

Professional uses by trade

Different users approach the high-pressure pump for distinct reasons, from urgent repairs to routine maintenance. Garages prioritize reliability and availability, while DIY enthusiasts seek cost-effective solutions. German buyers often compare technical specifications and consignment options before purchasing.

• Le garagiste independant : Replace a failing pump to restore engine performance and avoid costly downtime for customers driving Audi models with the 3.0 TDI Quattro 250 hp engine.
• L'automobiliste depanne : Order a high-pressure pump in exchange-standard condition to fix a sudden loss of power or excessive black smoke from the exhaust.
• Le passionne qui fait lui-meme : Source a remanufactured pump to complete a DIY repair, ensuring the engine runs smoothly without professional intervention.
• Der deutsche Kaeufer (DACH) : Compare Bosch 0445010677 and 0445010641 models for compatibility with Audi’s 3.0 TDI Quattro 250 hp, focusing on technical specifications and return policies.
• Le garagiste independant : Use the pump’s OEM reference to confirm fitment before ordering, reducing the risk of incorrect part selection for customer vehicles.
• L'automobiliste depanne : Request a core deposit option to return the old pump, simplifying the exchange process and ensuring proper disposal.
• Der deutsche Kaeufer (DACH) : Verify the pump’s remanufactured status to ensure consistent quality and longevity in high-performance diesel applications.

Range comparison

Two Bosch high-pressure pumps are available for the 3.0 TDI Quattro 250 hp, each designed for specific engine variants. These units are sold in exchange-standard condition, meaning they are ready for installation after removing the old pump.

How to choose

Selecting the right high-pressure pump depends on engine compatibility, condition, and logistical needs. Professionals should prioritize OEM-equivalent models with clear return policies for defective units.

1. Verify the engine code and model year to confirm pump compatibility with the 3.0 TDI Quattro 250 hp before ordering.
2. Choose a remanufactured pump to balance cost savings with reliable performance in high-pressure diesel systems.
3. Opt for units with a core deposit option to simplify the exchange process and ensure proper recycling of the old pump.
4. Prioritize pumps from reputable brands like Bosch for consistent fuel delivery and extended service life.
5. Check the packaging for damage or moisture to avoid receiving a unit that may fail prematurely.
6. Compare lead times and return policies to minimize downtime for garages or delays for DIY repairs.
7. Select a pump with clear OEM references to avoid mismatches with the vehicle’s fuel injection system.

Storage & logistics

High-pressure pumps must be stored in a dry, temperature-controlled environment to prevent corrosion or seal degradation. For wholesalers, palletized storage with desiccant packs ensures the units remain in optimal condition until dispatch. Garages should inspect the pump upon arrival for any signs of transit damage before fitting. Avoid exposing the unit to extreme temperatures or direct sunlight, as this can affect the internal components and fuel delivery precision.

With over a decade of experience in diesel fuel systems, our team has seen how a failing high-pressure pump can cripple an engine’s performance. We source only the most reliable remanufactured units, ensuring they meet the strict standards required for the 3.0 TDI Quattro 250 hp.— autoKUR team

Related categories

Browse our other ranges:

• 3.0 TDI Quattro 262 hp
• 3.0 TDI Quattro 258 hp
• 3.0 TDI Quattro 239 hp
• 3.0 TDI Quattro 211 hp
• 3.0 TDI 204 hp

Useful references

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