RETURNS NOT ACCEPTED for: Pigtails, Harnesses, or Extensions. These are custom built per order. Please ask any questions before ordering.


Knock Sensor (KS) Adapter Harness - Holley Main Universal Harness 558-104 to Gen IV LS Flat Response Type Knock Sensors

Part Number: AWP-6021-24
Regular price
Sale price
Unit price
Shipping calculated at checkout.

This Knock Sensor (KS) adapter harness meets or exceeds the quality within Original Equipment (OE) harnesses:
  • Assembled with the same materials found on production engine harnesses.
  • Terminals are crimped with production applicators and/or Rennsteig hand tools to exceed pull test requirements.
  • Assembled in the USA