![Ulei Motor 4L Castrol MAGNATEC 15W40; Norme ACEA: A3/B4 Norme Specifice: VW 501.01, 505.00; MB 229.1 Ulei Motor 4L Castrol MAGNATEC 15W40; Norme ACEA: A3/B4 Norme Specifice: VW 501.01, 505.00; MB 229.1](https://gomagcdn.ro/domains/piesenet24.ro/files/product/original/53958512.jpg-223-9926.jpg)
Ulei Motor 4L Castrol MAGNATEC 15W40; Norme ACEA: A3/B4 Norme Specifice: VW 501.01, 505.00; MB 229.1
What happens if you mix two different brands of motor oil (such as Valvoline, Castrol, Total, or Mobil 1)? Will it cause any damage to your engine? - Quora
![Results in on Castrol Edge, Mobil 1, and Valvoline Full Synthetic | The Petroleum Quality Institute of America Results in on Castrol Edge, Mobil 1, and Valvoline Full Synthetic | The Petroleum Quality Institute of America](https://i0.wp.com/pqia.org/wp-content/uploads/2021/05/May192021WebPost.png?fit=886%2C585&ssl=1)