Jeep YJ Wiring Harness | eBay Used Jeep Wrangler YJ 1989 fuse box dash wiring Harness. This is the complete dash harness. This will work for both hardtop and soft top. The factory speaker and radio connectors were cut off. 1991 jeep wrangler wiring harness | eBay www›Search›1991 jeep wrangler wiring harnessFind great deals on eBay for 1991 jeep wrangler wiring harness. Shop with confidence. Skip to main content. eBay Logo: 1 product rating - Trailer Wiring Harness Kit For 91-97 Jeep Wrangler --(1997 TJ Canada Only)-- $26. FAST 'N FREE. 118356 T-One Trailer Hitch Wiring Harness Jeep Wrangler YJ 1991-1995. Brand New.