PETERBILT 386 YEAR 2013 HEADLIGHT RELAY HARNESS KIT Replacement Light

This replacement headlight relay harness kit is engineered as a direct replacement component for Peterbilt 386 model year 2013 heavy-duty trucks. Designed to restore reliable headlight and auxiliary lighting functionality, this harness assembly features an original equipment type 8-pin main harness plug with direct compatibility to factory specifications. The kit includes fully insulated 16 gauge wiring throughout, ensuring safe and consistent electrical performance under demanding commercial truck operation conditions. All connector plugs are precision-matched to original equipment type specifications for headlight, turn signal, and side marker circuits, eliminating compatibility issues during installation. A large rubber grommet is included for proper rear housing mounting and cable management. The harness measures 6 inches in overall length and provides a straightforward installation process that requires no modifications to existing truck wiring systems. This component is ideal for fleet maintenance operations, independent trucking companies, and commercial vehicle repair shops requiring reliable lighting system restoration. The heavy-duty construction and OEM-equivalent design make it suitable for both highway and vocational applications where consistent lighting performance is essential for safety and regulatory compliance. Installation can typically be completed with standard mechanical tools and basic electrical knowledge. This kit serves as an economical alternative to complete headlight assembly replacement when harness failure or wear necessitates component renewal. Compatible with standard Peterbilt 386 configurations from this model year range. Original Model: PETERBILT 386 YEAR 2013 HEADLIGHT RELAY HARNESS KIT