6.1 hemi wiring harness | eBay www›Search›6.1 hemi wiring harnessSave 6.1 hemi wiring harness to get e-mail alerts and updates on your eBay Feed. + Items in search results. See search results that fit your vehicle. MSD IGNITION 88864 6-Hemi Wiring Harness For 2006-08 Hemi. Brand New. $234. or Best Offer. Free Shipping. 13 new & refurbished from $221. Hemi Standalone Harness – Swap Specialties swapspecialties›HEMISwap makes Gen3 Hemi standalone easy. Covering all Gen3 HEMI’s (5.7, 6.1, 6) our plug and play harness comes dyno tested and with a 3 wire hook-up your running! Weatherproof Fuse and relay box holds fan and fuel pump relays with outputs all ready for you to connect. We can also customize the harness to any fit whatever you need.