- Shop with confidence: competitive prices, exclusive deals, and delivery perks.
- Need it quickly? We dispatch fast-moving parts daily. Check delivery options.
- Swap or return items within the standard return period with a simple process.
- Questions about fitment or orders? Our support team is ready to help.
Similar products
Customers also bought
Details
| Specification | Value |
|---|---|
| Brand | SWAG |
| Category | O2 Sensor |
| Weight [kg] | 0,125 kg |
| Cable Length [mm] | 980 mm |
| External Thread Size | M18 x 1.5 |
OE numbers (8)
Search by this OE number to find compatible parts
- AUDI / VW—051 906 265
- AUDI / VW—051 906 265 D
- AUDI / VW—053 906 265
- VOLVO—3531400
- AUDI / VW—51 906 265
- AUDI / VW—51 906 265 D
- AUDI / VW—53 906 265
- FIAT—7674048
Where this part fits
Original-fit position for OE 051906265D. The red ring marks where this part installs on the vehicle.
About this product
SWAG O2 Sensor (33 10 3721) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Weight [kg]: 0, 125 kg, Spanner Size: 22, Cable Length [mm]: 980 mm, Oxygen Sensor: 0, Oxygen Sensor: Aluminium — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, FIAT, VOLVO, VW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 02469, 0258, 0 258 003 083, 0 258 003 085 and 124 more. Matching these numbers confirms a like-for-like replacement with no loss of function. SWAG 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 SWAG
SWAG, part of the bilstein group based in Ennepetal, Germany, is a trusted independent aftermarket brand offering a wide range of quality replacement parts. SWAG specialises in engine components, suspension parts, steering elements, cooling system parts, and rubber-to-metal components. Manufactured to OE-equivalent standards with IATF 16949 certification, SWAG products deliver dependable performance at a competitive price point. As a sister brand to febi bilstein, SWAG benefits from shared German engineering expertise and rigorous quality control processes.
Suitable cars
Equivalent products (127)
Show all 127 OE numbers
O2 Sensor SWAG 33 10 3721 — compatible car models
| Car models | AUDI: 100 C4 Avant (4A5), 100 C4 Saloon (4A2), 80 B3 Saloon (893, 894, 8A2), 80 B4 Avant (8C5), 80 B4 Saloon (8C2), A6 C4 (4A2), A6 C4 Avant (4A5), CABRIOLET B3 (8G7), COUPE B3 (89, 8B3), V8 (441, 442, 4C2, 4C8); FIAT: UNO (146, 158); VOLVO: 340-360 (343, 345), 340-360 Saloon (344), 740 Kombi (745); VW: PASSAT B3/B4 (3A2, 35I), PASSAT B3/B4 Variant (3A5, 35I) |
|---|---|
| Engines | 2.0 E; 2.0; 1.8 S; 3.6 quattro; 70 i.e. 1.4; 2.3 Turbo; 1.8 |
| Year of manufacture | 1975-2013 |
| Manufacturer article number (MPN) | 33 10 3721 |
| OE part numbers | 051 906 265, 051 906 265 D, 053 906 265, 3531400, 51 906 265, 51 906 265 D, 53 906 265, 7674048 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
SWAG 33103721 O2 Sensor. Cable Length [mm]: 980 mm. External Thread Size: M18 x 1,5. Number of circuits: 4. Oxygen Sensor: 0. Oxygen Sensor: 2. Spanner Size: 22. Weight [kg]: 0,125 kg
- 1x O2 Sensor
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 O2 Sensor compatible with my car?
This O2 Sensor fits AUDI, FIAT, VOLVO, VW 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 SWAG O2 Sensor have?
This SWAG O2 Sensor has the following specifications: Weight [kg]: 0,125 kg; Spanner Size: 22; Cable Length [mm]: 980 mm; Oxygen Sensor: 0; Oxygen Sensor: 2; Number of circuits: 4. Check the full specifications table above for complete details.
What OE part numbers does this O2 Sensor replace?
This O2 Sensor replaces OE part numbers: 051 906 265, 051 906 265 D, 053 906 265, 3531400, 51 906 265, 51 906 265 D, 53 906 265, 7674048. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a O2 Sensor cost?
O2 Sensor prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this SWAG O2 Sensor. All parts come with our 14-day money-back guarantee.
How do I know when to replace my O2 Sensor?
Symptoms include increased fuel consumption, rough idle, failed emissions test, check engine light, or reduced engine performance.
What tools do I need to replace a O2 Sensor?
Tools needed: lambda sensor socket wrench (22mm slotted), penetrating oil (apply 24 hours before removal on vehicles with high mileage or corrosion), oxygen sensor thread chaser, torque wrench (40-55 Nm), OBD-II scanner. Difficulty: Moderate DIY. Safety warning: Only remove on a fully cold exhaust. Apply penetrating oil the day before on older vehicles to avoid breaking the sensor in the bung -- a broken sensor requires professional extraction equipment.
Can I use this part as a replacement for OE 051 906 265?
Yes, this SWAG O2 Sensor is a direct replacement for OE part number 051 906 265. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
