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Details
| Specification | Value |
|---|---|
| Brand | THERMOTEC |
| MPN | si-ma74 |
| Length 2 [mm] | 640 mm |
| Inner Diameter 1 [mm] | 20 mm |
| Inner Diameter 2 [mm] | 32 mm |
| Hose Length [mm] | 480 mm |
OE numbers (1)
Search by this OE number to find compatible parts
- MAN—81 06302 6027
About this product
Sourced from THERMOTEC, this radiator hose set (SI-MA74) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Length 2 [mm]: 640 mm, Inner Diameter 1 [mm]: 20 mm, Inner Diameter 2 [mm]: 32 mm, Hose Length [mm]: 480 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 81 06302 6027. Matching these numbers confirms a like-for-like replacement with no loss of function. THERMOTEC 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.
Radiator Hose Set THERMOTEC SI-MA74 — compatible car models
| Manufacturer article number (MPN) | SI-MA74 |
|---|---|
| OE part numbers | 81 06302 6027 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
THERMOTEC si-ma74 . Hose Length [mm]: 480 mm. Inner Diameter 1 [mm]: 20 mm. Inner Diameter 2 [mm]: 32 mm. Length 2 [mm]: 640 mm
- 1x Radiator Hose Set
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 Radiator Hose Set 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 Radiator Hose Set fits. All fitment data is verified through TecDoc.
What specifications does this THERMOTEC Radiator Hose Set have?
This THERMOTEC Radiator Hose Set has the following specifications: Length 2 [mm]: 640 mm; Inner Diameter 1 [mm]: 20 mm; Inner Diameter 2 [mm]: 32 mm; Hose Length [mm]: 480 mm. Check the full specifications table above for complete details.
What OE part numbers does this Radiator Hose Set replace?
This Radiator Hose Set replaces OE part numbers: 81 06302 6027. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Radiator Hose Set cost?
This THERMOTEC Radiator Hose Set is available for £86.99. Radiator Hose Set prices vary depending on brand, specifications, and vehicle compatibility. THERMOTEC parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Radiator Hose Set?
Regular inspection of your Radiator Hose Set 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 Radiator Hose Set?
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 Radiator Hose Set fitted by a professional mechanic.
Can I use this part as a replacement for OE 81 06302 6027?
Yes, this THERMOTEC Radiator Hose Set is a direct replacement for OE part number 81 06302 6027. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.