99 jeep wrangler wiring harness | eBay Find great deals on eBay for 99 jeep wrangler wiring harness. Shop with confidence. Skip to main content. eBay Logo: Jeep Wrangler TJ 99-00 Dash Wire Wiring Harness w/ Wiper / Defrost FREE SHIP (Fits: 1999 Jeep Wrangler) Curt 55363 Custom Wiring Harness for Jeep Wrangler TJ (Fits: 1999 Jeep Wrangler) 60 Day Returns. In Stock. Ready to Jeep Wiring Harnesses | Quadratec Whether you're completely re-wiring a Jeep, or just adding a few accessories, a pre-made wire harness can make the job much easier, and more professional looking when you're done. Painless wiring offers both universal kits and Jeep model specific kits so you can get your entire Jeep wired.