Yes you can get IIM in India if you achieve high rank in CAT exam and do well in Interview round.
Since you have a lot of time to prepare from now then one thing to remember is discipline. Daily practice questions to make your concepts stronger.
Also solve past year papers.
If you still have any queries feel free to ask in the comment section down below.
Candidates can check B.Tech Cut off for Top IITs & NITs here.
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