Painless Wiring 10308 18 Circuit Modular Wiring Harness Sep 12, 2016Painless Wiring 10308 18 Circuit Modular Wiring Harness made by Painless Wiring, for as low as $419. Free shipping when your order includes this part. Help is just a click away!Brand: Painless WiringAuthor: Jason LubkenFounded: Jan 01, 1952 18 circuit painless wiring | eBay Find great deals on eBay for 18 circuit painless wiring. Shop with confidence. Skip to main content. eBay Logo: Painless Wiring Painless T-Bucket 18 Circuit Harness (10308) See more like this. Painless 10308 - T-Bucket or Roadster 18 Circuit Basic Chassis Wiring Harness. Brand New. $419.