@khankh Bhai . As per your valuable break up , total breakup when i calculate is different from yours .
Following is detail working on your breakup as per your data.
A - Car Value USD $ 3,552
B Landing & insurance charges USD $ 548 > " Dont you Think they are too High , as compared to 1% of Cost & Freight value in custom tariff"
C=A+B Total Value USD $ 4,100
D=50% × C 50% Duty USD $ 2,050
E=(D+C) × 17% 17% Stax USD $ 1,046
F=(C+D+E)×6% 6% Itax USD $ 432
G = F × 50% ITS (50% of Itax) USD $ 216
H = B + D + E + F + G Total Taxes & Import Duty USD $ 4,291
May you please share the detail working