New & Used Auto Loans — Coastal Federal Credit Union is a auto loan from Coastal Federal Credit Union. The ongoing APR is As low as 3.99% APR; 2027-2025 models 3.99%-5.74% (up to 48 mo) to 4.84%-7.04% (67-84 mo); 2014-2011 8.79%-10.34%. Loan terms: Up to 84 months (2018-2015 max 72; 2014-2011 max 66).