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Details
| Specification | Value |
|---|---|
| Brand | VALEO |
| Category | O2 Sensor |
| Weight [kg] | 0.13 kg |
| Thread Size | M18x1.5 |
| Switch Pressure [bar] | 4 bar |
| Cable Length [mm] | 300 mm |
| Number of pins | 4 -pin connector |
OE/OEM numbers (2)
Where this part fits
Original-fit position for OE 25323632. The red ring marks where this part installs on the vehicle.
About this product
The VALEO O2 Sensor (368495) 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: Fitting Position: 177, Fitting Position: 178, Weight [kg]: 0, Polyurethane kg, Thread Size: M18x1, Rubber, Switch Pressure [bar]: Copper bar. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit 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: 0 258 005 225, 1.997.114, 1997114, 250-24573 and 19 more. Matching these numbers confirms a like-for-like replacement with no loss of function. VALEO 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 VALEO
Valeo, founded in 1923 in Saint-Ouen, France, is a major global automotive supplier with expertise spanning multiple vehicle systems. Valeo specialises in clutch kits, alternators, starters, wiper systems, lighting, and thermal management components. As an OE supplier to Peugeot, Renault, Citroën, Volkswagen, and many others, Valeo products maintain factory-quality standards. With 19 research centres worldwide and a strong focus on innovation, Valeo combines French engineering heritage with cutting-edge automotive technology for dependable replacement parts.
Suitable cars
Equivalent products (21)
Show all 21 OE numbers
O2 Sensor VALEO 368495 — compatible car models
| Car models | OPEL: ASTRA G Estate (T98), ASTRA G Estate Van (F70), ASTRA G Hatchback (T98), ASTRA G Saloon (T98); VAUXHALL: ASTRA Mk IV (G) Estate (T98), ASTRA Mk IV (G) Hatchback (T98), ASTRA Mk IV (G) Saloon (T98), ASTRAVAN Mk IV (G) Estate Van (T98) |
|---|---|
| Engines | 1.6 (F35); 1.6 (F70); 1.6 (F08, F48); 1.6 (F69); 1.6; 1.6 i |
| Year of manufacture | 1993-2009 |
| Manufacturer article number (MPN) | 368495 |
| OE part numbers | 25323632, 855366 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
VALEO 368495 O2 Sensor. Cable Length [mm]: 300 mm. Connector Shape: 3. Fitting Position: 177. Fitting Position: 178. Number of pins: 4 -pin connector. Oxygen Sensor: 2. Oxygen Sensor: 5. Oxygen Sensor: 7
- 1x O2 Sensor
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 O2 Sensor compatible with my car?
This O2 Sensor fits 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 VALEO O2 Sensor have?
This VALEO O2 Sensor has the following specifications: Fitting Position: 177; Fitting Position: 178; Weight [kg]: 0,13 kg; Thread Size: M18x1,5; Switch Pressure [bar]: 4 bar; Cable Length [mm]: 300 mm. 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: 25323632, 855366. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a O2 Sensor cost?
This VALEO O2 Sensor is available for £51.99. O2 Sensor prices vary depending on brand, specifications, and vehicle compatibility. VALEO parts offer a balance of quality and value, backed by 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 25323632?
Yes, this VALEO O2 Sensor is a direct replacement for OE part number 25323632. 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 VALEO 368495 the same as the VALEO 368006?
No, while both are O2 Sensor parts, they are different products. The VALEO 368495 has Fitting Position: 177, Fitting Position: 178, Weight [kg]: 0,13 kg. The VALEO 368006 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.
