T-Harness - Covers Select PTS Mazda Models - 2013 to 2021 Direct plug-in to ANY 10-70 series Excalibur starter Compatible with OLBLADEAL64 Compatible with OLMDBALL & non-BLADE systems (adapter harness included) Supports full security functionality Supports manual transmission 100% copper wire - superior to other brands harnesses Ignition switch harness adapter available for non-Omega starters Eliminates stress on sensitive vehicle data circuits