Pros
42 better power
Superior engine protection
Superior wear oxidation resistance
Cons
Possibility of reduced mpg.
Tech specs
product dimensions | 3.94 x 9.45 x 11.81 inches |
item weight | 0.01 ounces |
viscosity | 0W-40 |
manufacturer part number | 03101 |
customer reviews | 4.8 4.8 out of 5 stars 3,168 ratings 4.8 out of 5 stars |
model | 03101 |

Product Overview
I recently had the opportunity to try Castrol EDGE 0W 40 A3/B4 Advanced Full Synthetic Motor Oil in my car. I was very impressed with the product and would highly recommend it to anyone looking for a high quality motor oil.
The first thing I noticed when I started using Castrol EDGE 0W 40 A3/B4 Advanced Full Synthetic Motor Oil was the superior engine protection it provided. After using the oil for several months, I could see that there were far fewer deposits and wear on my engine than before. This oil also provides superior performance against oxidation, which is an important consideration for any motor oil. It gave me peace of mind knowing that my engine was protected from wear and oxidation.
Another pro of Castrol EDGE 0W 40 A3/B4 Advanced Full Synthetic Motor Oil is that it meets the standards set by Mercedes Benz 229. 5 and 229. 3, Porsche A40, VW 505. 00 and 502. 00, Ford WSS M2C937A, as well as PSA B71 2296. This means that it can be used in many different cars without worrying about compatibility issues.

In terms of value for money, Castrol EDGE 0W 40 A3/B4 Advanced Full Synthetic Motor Oil is definitely worth the investment. The bottle contains 160 fluid ounces of oil and will last you many miles without needing to be replaced. Furthermore, the price point is affordable compared to other brands offering similar products.
Overall, I highly recommend Castrol EDGE 0W 40 A3/B4 Advanced Full Synthetic Motor Oil to anyone in need of quality motor oil for their vehicle. It provides superior engine protection against deposits, wear and oxidation while also meeting various standards set by major automakers such as Mercedes Benz, Porsche, VW and Ford. Additionally, it offers great value for money due to its comparatively low price point and quantity of oil per bottle.
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