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Details
| Specification | Value |
|---|---|
| Brand | BOSCH |
| Category | Injection Nozzle |
OE/OEM numbers (4)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—001 017 97 12
- MERCEDES-BENZ—002 017 12 12
- MERCEDES-BENZ—A 001 017 97 12
- MERCEDES-BENZ—A 002 017 12 12
Where this part fits
Original-fit position for OE A0020171212. The red ring marks where this part installs on the vehicle.
About this product
BOSCH Injection Nozzle (0 433 271 521) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Fuel Type: Rubber, Injector Nozzle: Cast Iron — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 001 017 97 12, 002 017 12 12, 410781007100, 5629939 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 from our UK warehouse with a 30-day money-back guarantee and free 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
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (5)
Injection Nozzle BOSCH 0 433 271 521 — compatible car models
| Manufacturer article number (MPN) | 0 433 271 521 |
|---|---|
| OE part numbers | 001 017 97 12, 002 017 12 12, A 001 017 97 12, A 002 017 12 12 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
BOSCH 0433271521 Injection Nozzle. Fuel Type: 5. Injector Nozzle: 3
- 1x Injection Nozzle
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- 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 Injection Nozzle compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Injection Nozzle fits. All fitment data is verified through TecDoc.
What specifications does this BOSCH Injection Nozzle have?
This BOSCH Injection Nozzle has the following specifications: Fuel Type: 5; Injector Nozzle: 3. Check the full specifications table above for complete details.
What OE part numbers does this Injection Nozzle replace?
This Injection Nozzle replaces OE part numbers: 001 017 97 12, 002 017 12 12, A 001 017 97 12, A 002 017 12 12. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Injection Nozzle cost?
This BOSCH Injection Nozzle is available for £34.99. Injection Nozzle 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 Injection Nozzle?
Regular inspection of your Injection Nozzle 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 Injection Nozzle?
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 Injection Nozzle fitted by a professional mechanic.
Can I use this part as a replacement for OE 001 017 97 12?
Yes, this BOSCH Injection Nozzle is a direct replacement for OE part number 001 017 97 12. 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 0 433 271 521 the same as the BOSCH 0 433 171 032?
No, while both are Injection Nozzle parts, they are different products. The BOSCH 0 433 271 521 has Fuel Type: 5, Injector Nozzle: 3. The BOSCH 0 433 171 032 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.
