A strong GPA helps because it gives the recruiter a clear academic signal, but it does not fully solve the access problem of being outside a major recruiting pipeline.
Use the academic strength as one part of a broader case. The non-target consulting guide explains how internships, leadership, and networking combine with GPA.
Your goal is not to prove that your school should be treated exactly like a target. It is to make your individual profile strong enough that the recruiter wants to evaluate you anyway.