









🛢️ Keep your engine elite, no compromises.
Castrol GTX 15W-40 A3/B3 is a premium engine oil designed for gasoline and diesel engines, delivering superior sludge protection, thermal stability, and anti-wear performance. It meets multiple industry standards including ACEA A3/B4, API SP, and is approved for VW, Mercedes-Benz, and Fiat vehicles, ensuring reliable engine longevity and optimal performance across diverse driving conditions.





| ASIN | B0C816QSZY |
| Best Sellers Rank | 2,173 in Automotive ( See Top 100 in Automotive ) 59 in Car Engine Oils |
| Brand | Castrol |
| Customer Reviews | 4.8 4.8 out of 5 stars (286) |
| Date First Available | 21 Aug. 2023 |
| Item Weight | 874 g |
| Item model number | Castrol |
| Manufacturer | Castrol |
| Manufacturer part number | 15F627 |
| Model | GTX 15W-40 1L |
| Position | Driveline |
| Product Dimensions | 6.56 x 9.8 x 23.9 cm; 874 g |
| Viscosity | 15w_40 sae_grade |
H**R
Castrol GTX 15/40
Good quality engine oil. Reasonably priced.
M**E
great oil.
Good price for the oil, use it in 2 of the bikes. Superb protection
R**.
Top brand ,good price.
Quality product. Nothing else to say.
M**S
Quality oil.
Trusted Top oil.
R**9
Price and quality
Quality price
A**R
for classic car
Good oil for my classic
D**N
A quality oil for older diesel engines.
Well suited to older diesel engines. Used for a 2000 year VW Transporter.
E**S
Known brand reliabilty for my generator.
I have used this for our petrol generator and have no complaints. It is a known brand, and I need to know I can rely on ity to do the job for a years duty over winter. The price is competitive, and no issues on delivery or packaging.
C**N
Parfait 👌 merci
S**R
Top…macht was es soll.
E**Z
Great
F**Z
Buen aceite, tarda en ponerse negro. Mi motor suena mas suave, tengo un Renault 11 GTL
A**O
Perfetto
Trustpilot
2 days ago
1 month ago