National speed depot wiring harness from Ebay

From the looks of the item description, you should've received "detailed instructions" and toll free tech support:
Item specifics
Condition: New MPN:
ZSSB537B
Prewired Harness: Yes Brand:
National Speed Automotive Supply
Labeled Wire: Yes Feature: High Quality Wire
Color Coded: Yes Size: Ultra Small Design
Fuse Cover: Yes Fuses: 15
Built in Relay: Yes Circuits: 24
Extra Wire: Yes Prewired Terminals: 118
Plug n Play Technology: Included Accessory Kit: Yes
Fuse Box Dimensions: 7 x 2 x 2 Dimmer Switch: No
Instructions: Detailed instructions
Designed Location: USA Ignition Switch: No
Warranty: Limited Lifetime Warranty Turn Signal & Flasher Harness: Yes
Support: Toll Free Tech Support Engine Harness: Yes