









🛢️ Keep your engine running like a boss — because your ride deserves premium protection!
Castrol GTX 15W-40 A3/B3 Engine Oil (4L) is a high-performance lubricant designed for gasoline and diesel engines requiring ACEA A3/B4, API SP, VW 501.01/505.00, MB 229.1, or Fiat 9.55535-D2 specifications. Featuring an advanced anti-sludge formula and anti-wear additives, it ensures superior engine cleanliness, thermal stability, and extended engine life, making it the go-to choice for professional-grade vehicle maintenance.





| ASIN | B0CDLR5GGG |
| Best Sellers Rank | 2,156 in Automotive ( See Top 100 in Automotive ) 60 in Car Engine Oils |
| Brand | Castrol |
| Customer Reviews | 4.9 4.9 out of 5 stars (275) |
| Date First Available | 30 Aug. 2023 |
| Item Weight | 3.63 kg |
| Item model number | 15F628 |
| Manufacturer | Castrol |
| Manufacturer part number | 15F628 |
| Model | GTX 15W-40 4L |
| Product Dimensions | 18.8 x 12.6 x 27.2 cm; 3.63 kg |
| 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
A**O
Perfetto
A**H
Super schnelle Lieferung, sehr empfehlenswert für Oldtimer.
Trustpilot
2 months ago
3 weeks ago