Good evening

Here is the top three coaching institute in Bangalore for IIT JEE

-> Allen Career Institute : Allen is the premier coaching institute for IIT JEE preparation in all over India, it is one of the best coaching institute in Bangalore, They provides learning path, proper guidance, study material, notes and much more, you can go with this coaching institute

-> FIIT JEE: FIIT JEE provides right kind of guidance and coaching institute to crack IIT JEE examination, they have regular doubt session and test series which might be very helpful for better preparation for JEE exam.

-> GATEIIT: GATEIIT is most famous and best coaching institute in Bagalore,  there faculties are highly experienced and top rank holders from IIT-Mumbai, IIT- Delhi, IIT-Madras and IIT- Roorkee also.

I would suggest that whatever coaching institute you will join but its your hard-work and dedication that matters and always follow your teachers, and regularly revise notes also.

Hope you found it helpful
All the best!!!