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Details
| Specification | Value |
|---|---|
| Brand | DONALDSON |
| MPN | p551808 |
| Category | Engine Oil Filter |
| Length [mm] | 308 mm |
| Thread Size | 1 1/2-16 UN |
| Outer Diameter [mm] | 135 mm |
| Inner Diameter 1 [mm] | 100 mm |
| Inner Diameter 2 [mm] | 109 mm |
OE numbers (2)
Search by this OE number to find compatible parts
- MACK—2191P551808
- VOLVO—85114070
About this product
The DONALDSON Engine Oil Filter (P551808) 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: Length [mm]: 308 mm, Thread Size: 1 1/2-16 UN, Outer Diameter [mm]: 135 mm, Filter type: Steel, Inner Diameter 1 [mm]: 100 mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. This part supersedes original equipment references: 2191P551808, 57792, 85114070, B7299 and 4 more. Matching these numbers confirms a like-for-like replacement with no loss of function. DONALDSON is a recognised supplier of automotive filtration 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.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (6)
Engine Oil Filter DONALDSON P551808 — compatible car models
| Manufacturer article number (MPN) | P551808 |
|---|---|
| OE part numbers | 2191P551808, 85114070 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
DONALDSON p551808 Engine Oil Filter. Filter type: 1. Inner Diameter 1 [mm]: 100 mm. Inner Diameter 2 [mm]: 109 mm. Length [mm]: 308 mm. Outer Diameter [mm]: 135 mm. Thread Size: 1 1/2-16 UN
- 1x Engine Oil Filter
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 Engine Oil Filter 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 Engine Oil Filter fits. All fitment data is verified through TecDoc.
What specifications does this DONALDSON Engine Oil Filter have?
This DONALDSON Engine Oil Filter has the following specifications: Length [mm]: 308 mm; Thread Size: 1 1/2-16 UN; Outer Diameter [mm]: 135 mm; Filter type: 1; Inner Diameter 1 [mm]: 100 mm; Inner Diameter 2 [mm]: 109 mm. Check the full specifications table above for complete details.
What OE part numbers does this Engine Oil Filter replace?
This Engine Oil Filter replaces OE part numbers: 2191P551808, 85114070. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Engine Oil Filter cost?
This DONALDSON Engine Oil Filter is available for £51.99. Engine Oil Filter prices vary depending on brand, specifications, and vehicle compatibility. DONALDSON parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Engine Oil Filter?
Oil filters should be replaced with every oil change, typically every 10,000-15,000 miles or annually. Signs of a failing oil filter include low oil pressure warning light, dirty exhaust smoke, or engine overheating.
What tools do I need to replace a Engine Oil Filter?
Tools needed: oil filter wrench (cap or strap type, sized to your filter), drain pan (5+ litre), 17mm drain plug socket, funnel, fresh engine oil, new drain plug washer. Difficulty: Easy DIY. Safety warning: Allow the engine to cool for at least 30 minutes before draining -- hot oil causes serious burns.
Can I use this part as a replacement for OE 2191P551808?
Yes, this DONALDSON Engine Oil Filter is a direct replacement for OE part number 2191P551808. 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.
