Quick Summary
Comma XSG405L Xstream G40 Antifreeze and Coolant Concentrate is a violet engine coolant concentrate for petrol and diesel engines. It is described as an OEM approved MEG based coolant, with a silicate based formula, and it is listed for vehicles from 2005 onwards with TL774 G approval.
Who It Is Best For
This product suits buyers looking for a coolant concentrate for petrol or diesel engines and those needing a violet antifreeze and coolant option in a 5 litre container. It may also suit anyone checking for compatibility with the listed vehicle groups and approval reference before ordering.
What To Know Before You Buy
The product is a concentrate, so it is important to check the intended use and any vehicle requirements before mixing or filling. It is described as suitable for petrol and diesel engines and as offering protection against corrosion, erosion, overheating and freezing.
Pros: Practical coolant concentrate option with listed protection against corrosion, erosion, overheating and freezing.
Cons: Compatibility should be checked carefully against the vehicle requirements and approval reference before purchase.
Common Buyer Questions
Is this suitable for petrol and diesel engines?
Yes, it is described as suitable for both petrol and diesel engines.
Is this a concentrate?
Yes, this is a coolant and antifreeze concentrate.
What colour is it?
It is listed as violet.
What size is the container?
It is supplied in a 5 litre container.
What protection does it offer?
It is described as protecting against corrosion, erosion, overheating and freezing.
Which vehicles is it listed for?
It is listed for Volkswagen, Audi, Seat, Skoda, Bentley and Lamborghini cars from 2005 onwards with TL774 G approval.
Key Details
| Detail | What it means in use |
|---|---|
| Product type | Antifreeze and coolant concentrate |
| Brand and model | Comma XSG405L Xstream G40 |
| Container size | 5 litre pack for coolant top ups or fills |
| Colour | Violet |
| Base type | MEG based engine coolant |
| Formula type | Silicate based |
| Engine suitability | Suitable for petrol and diesel engines |
| Protection claims | Protects against corrosion, erosion, overheating and freezing |
| Temperature range | Listed as protecting from minus 36°C to plus 45°C |
| Vehicle listing | Volkswagen, Audi, Seat, Skoda, Bentley and Lamborghini cars from 2005 onwards |
| Approval reference | TL774 G |
Final Buying View
Comma XSG405L Xstream G40 is a clearly defined coolant concentrate with a 5 litre size, violet colour and listed approval details. If you need a petrol or diesel engine coolant and the vehicle listing matches your requirements, it is a straightforward option to consider.





