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Details
| Specification | Value |
|---|---|
| Brand | BOSCH |
| Voltage [V] | 12 V |
| Pressure [bar] | 0.1 bar |
| Flow rate [l/h] | 850 l/h |
OE numbers (7)
Where this part fits
Original-fit position for OE 90509271. The red ring marks where this part installs on the vehicle.
About this product
The BOSCH Auxiliary Water Pump Cooling Water Circuit (0 392 020 034) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Voltage [V]: Zinc V, Pressure [bar]: 0, Steel bar, Flow rate [l/h]: 850 l/h. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit FERRARI, MASERATI, OPEL, VAUXHALL models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 007669, 10 438 993, 10438993, 4395612 and 5 more. Matching these numbers confirms a like-for-like replacement with no loss of function. BOSCH is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
About BOSCH
Robert Bosch GmbH, founded in 1886 in Stuttgart, Germany, is one of the world's largest automotive parts suppliers. Bosch specialises in braking systems, fuel injection, spark plugs, alternators, and electronic engine management. As an OE supplier to virtually every major car manufacturer, Bosch parts meet or exceed original equipment specifications. With over 130 years of engineering innovation, choosing Bosch means choosing proven reliability backed by extensive research and development.
Suitable cars
Equivalent products (1)
Auxiliary Water Pump Cooling Water Circuit BOSCH 0 392 020 034 — compatible car models
| Car models | FERRARI: 360 (F131), 360 Spider (F131), 456 GT/GTA, 458, 458 Spider, 550 BARCHETTA, 599 GTB/GTO, 599 SA, 5 MARANELLO, 612 SCAGLIETTI (+7 more); MASERATI: GRANCABRIO, GRAN TURISMO I, QUATTROPORTE V; OPEL: OMEGA B Estate (V94), OMEGA B (V94), SINTRA (APV), VECTRA B Estate (J96), VECTRA B Hatchback (J96), VECTRA B (J96); VAUXHALL: OMEGA (B) Estate (V94), OMEGA (B) Saloon (V94), SINTRA (APV), VECTRA (B) Hatchback (J96) |
|---|---|
| Engines | 3.6 Challenge; 3.6; 5.5 (F116); 4.5; 5.5; 6.0 GTB; 6.0; 550; 5.7; 4.3; 6.3 tdf; 430 Scuderia; 4.3 F430; 6.3; 575 (+10 more) |
| Year of manufacture | 1993-2016 |
| Manufacturer article number (MPN) | 0 392 020 034 |
| OE part numbers | 10 438 993, 4395612, 654603, 65460300, 8E0261431, 90448286, 90509271 |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
BOSCH 0392020034 . Flow rate [l/h]: 850 l/h. Pressure [bar]: 0,1 bar. Voltage [V]: 12 V
- 1x Auxiliary Water Pump Cooling Water Circuit
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Auxiliary Water Pump Cooling Water Circuit compatible with my car?
This Auxiliary Water Pump Cooling Water Circuit fits FERRARI, MASERATI, OPEL, VAUXHALL vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this BOSCH Auxiliary Water Pump Cooling Water Circuit have?
This BOSCH Auxiliary Water Pump Cooling Water Circuit has the following specifications: Voltage [V]: 12 V; Pressure [bar]: 0,1 bar; Flow rate [l/h]: 850 l/h. Check the full specifications table above for complete details.
What OE part numbers does this Auxiliary Water Pump Cooling Water Circuit replace?
This Auxiliary Water Pump Cooling Water Circuit replaces OE part numbers: 10 438 993, 4395612, 654603, 65460300, 8E0261431, 90448286, 90509271. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Auxiliary Water Pump Cooling Water Circuit cost?
This BOSCH Auxiliary Water Pump Cooling Water Circuit is available for £80.99. Auxiliary Water Pump Cooling Water Circuit prices vary depending on brand, specifications, and vehicle compatibility. BOSCH parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Auxiliary Water Pump Cooling Water Circuit?
Regular inspection of your Auxiliary Water Pump Cooling Water Circuit is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Auxiliary Water Pump Cooling Water Circuit?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Auxiliary Water Pump Cooling Water Circuit fitted by a professional mechanic.
Can I use this part as a replacement for OE 10 438 993?
Yes, this BOSCH Auxiliary Water Pump Cooling Water Circuit is a direct replacement for OE part number 10 438 993. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the BOSCH 0 392 020 034 the same as the BOSCH 0 392 020 024?
No, while both are Auxiliary Water Pump Cooling Water Circuit parts, they are different products. The BOSCH 0 392 020 034 has Voltage [V]: 12 V, Pressure [bar]: 0,1 bar, Flow rate [l/h]: 850 l/h. The BOSCH 0 392 020 024 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
