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Details
| Specification | Value |
|---|---|
| Brand | LIQUI MOLY |
| Capacity [litre] | 5 l |
| Container Type | KA |
| Oil Viscosity Classification SAE | 5W-30 |
| Manufacturer Approval | MB-Freigabe 226.52 |
| Manufacturer Approval | ACEA C3 |
| Manufacturer Approval | Renault RN 17 |
| Oil manufacturer recommendation | Alpine |
| Oil manufacturer recommendation | RN 0710* |
| Oil manufacturer recommendation | *Ausnahme: Renault S |
| Oil manufacturer recommendation | Renault RN 0700* |
OE part numbers
No OEM references found.
About this product
The LIQUI MOLY Engine Oil (21404) 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: Capacity [litre]: Rubber l, Container Type: KA, Oil Viscosity Classification SAE: 5W-30, Manufacturer Approval: MB-Freigabe 226.52, Manufacturer Approval: ACEA C3. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. LIQUI MOLY 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.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.No equivalent parts found.
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
LIQUI MOLY 21404 Top Tec 4410 5W-30. Capacity [litre]: 5 l. Container Type: KA. Manufacturer Approval: ACEA C3. Manufacturer Approval: MB-Freigabe 226.52. Manufacturer Approval: Renault RN 17. Oil manufacturer recommendation: Alpine. Oil manufacturer recommendation: *Ausnahme: Renault S. Oil manufacturer recommendation: Renault RN 0700*
- 1x Engine Oil
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 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 fits. All fitment data is verified through TecDoc.
What specifications does this LIQUI MOLY Engine Oil have?
This LIQUI MOLY Engine Oil has the following specifications: Capacity [litre]: 5 l; Container Type: KA; Oil Viscosity Classification SAE: 5W-30; Manufacturer Approval: MB-Freigabe 226.52; Manufacturer Approval: ACEA C3; Manufacturer Approval: Renault RN 17. Check the full specifications table above for complete details.
How much does a Engine Oil cost?
This LIQUI MOLY Engine Oil is available for £72.99. Engine Oil prices vary depending on brand, specifications, and vehicle compatibility. LIQUI MOLY 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?
Regular inspection of your Engine Oil 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 Engine Oil?
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 Engine Oil fitted by a professional mechanic.
Is the LIQUI MOLY 21404 the same as the LIQUI MOLY 1051?
No, while both are Engine Oil parts, they are different products. The LIQUI MOLY 21404 has Capacity [litre]: 5 l, Container Type: KA, Oil Viscosity Classification SAE: 5W-30. The LIQUI MOLY 1051 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.
