eAutoWorks 800 Series Heavy Duty Upgrade Wire Harness eAutoWorks 800 Series Heavy Duty Wiring Harness Upgrade. Works for 893, 890, 892, 880, 884, 885, 899, 894, 886, 881, 896 bulb. Price Per Pair. Installation: Cut off old or damaged connector. Wire new harness to car wiring and use electrical tape to protect connection. Connect new harness to your bulbs as before.