Summary
If you make RM 4,150,116 a year living in Malaysia, you will be taxed RM 1,615,447. That means that your net pay will be RM 2,534,669 per year, or RM 211,222 per month. Your average tax rate is 38.9% and your marginal tax rate is 41.0%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of RM 100 in your salary will be taxed RM 41, hence, your net pay will only increase by RM 59.
Bonus Example
A RM 1,000 bonus will generate an extra RM 590 of net incomes. A RM 5,000 bonus will generate an extra RM 2,950 of net incomes.