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🛢️ Keep your engine running like a boss — because your ride deserves premium care!
Castrol GTX 15W-40 A3/B3 is a 4-liter mineral engine oil designed for gasoline and diesel engines, especially older models. It features a high flash point of 208°C and meets stringent ACEA A3/B4, API SP, VW 501.01/505.00, MB 229.1, and Fiat 9.55535-D2 standards. Its advanced anti-sludge and anti-wear additives provide superior engine protection, thermal stability, and extended engine life, making it a trusted choice for professional-grade vehicle maintenance.





| ASIN | B0CDLR5GGG |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | 2,006 in Automotive ( See Top 100 in Automotive ) 60 in Car Engine Oils |
| Brand | Castrol |
| Brand Name | Castrol |
| Compatible with Vehicle Type | Car |
| Container Type | Bottle |
| Country Of Origin | Belgium |
| Customer Reviews | 4.8 out of 5 stars 140 Reviews |
| Flash Point | 208 Degrees Celsius |
| Flash point | 208 Degrees Celsius |
| Included Components | CASTROL Engine Oil 15W-40 GTX Mineral Oil Engine Oil ACEA A3/B3 API SL API CF A3/B3 |
| Item Type Name | GTX 15W-40 4L |
| Liquid Volume | 4 Litres |
| Liquid volume | 4 Litres |
| Manufacturer | Castrol |
| Manufacturer Part Number | 15F628 |
| Manufacturer Warranty Description | yes |
| Model Number | 15F628 |
| Package information | Bottle |
| SAE J300 Viscosity Grade | 15W-40 |
| Size | 4L |
| Vehicle service type | Car |
| Viscosity Level | Medium to High |
E**R
Good for older diesels
Good vfm. Very good in older diesel marine engines that don’t suit synthetic oils
H**R
Castrol GTX 15/40
Good quality engine oil. Reasonably priced.
M**E
Right product
Great 👍
M**S
Quality oil.
Trusted Top oil.
A**R
for classic car
Good oil for my classic
R**D
Good quality oil
Good price
B**H
Getting it on time
Great for the job
J**E
Engine oil for horsebox
Leyland Daf horsebox, good clean oil.
C**N
Huile moteur vw golf 1 cabriolet
Parfait 👌 merci
J**E
Es muy buen producto
Se lo he puesto a un Mitsubishi pajero 2800 diesel 4M40T y va increíble.... Ha dejado de hechar humo... Lo recomiendo 💯 para vehículos de muchos kilómetros
A**O
Oilio
Perfetto
A**H
Super Öl für Oldtimer
Super schnelle Lieferung, sehr empfehlenswert für Oldtimer.
B**A
Aceite de calidad
Buen aceite para cuidar el motor de tu vehículo, eso si, mirar el precio pues no siempre en Amazon se encuentra a buen precio
Trustpilot
2 months ago
3 weeks ago