MashALLAH MashALLAH....If these things are even necessary itna charge kon kata hai ? First of all its just a new car, choti choti cezo k lia cher char ki tou bus samjo your car will die sooner then its original life span.
Spark plugs clean karwaney me masla nahi hai. you can do if you want
Tappet adjustment.. gari ki pick thek hai if its un smooth then no need. engie sound se he pata chal jata hai tappets ka.
Throttle body ki service..... boht shoq hai tou throttle body cleaner spray milta hai.
Brake service ki agar need hai tou karwa lo depends on the daily drive of the car.
gear oil change? not recommended at all at this low mileage. check the oil condition from its dip stick
Brake oil change? NO
fuel filter change? Big NO.. Jab petrol gauge pe needle quarter pe ajae tou get your tank full. noting will happen to your fuel filter or regulator ko InshaALLAH
Cat cleaning? fuel consumption zada ho rahi hai ya pick me ki difference?
Fuel injector testing... Dun thing so its needed at that level.. spark plug ki condition will tell you if your injectors are fine or not.
Engine oil, oil filter, air filter is the normal maintenance of the car.
Brake services only cost around 500,600rs.. tuning cost is around 300,400rs. Cat cleaning maximum 2000rs. Engine oil oil filter air filter brake pads cost that fix but dont know if 3s dealership charge the same as at market rates.
53K spending on 46K Km driven normal car is just a zulm on the car itself and a zulm on your pocket as well sir.