This LSU4.9 wideband oxygen sensor connector plug kit is designed as a direct replacement for damaged or worn sensor connectors. It’s an ideal solution for repairing broken housings, building custom wiring extensions, or adapting wideband sensor setups while maintaining reliable signal transmission.

Why Upgrade or Replace?

A faulty or cracked connector can cause unstable readings, signal loss, or complete sensor failure. This replacement connector restores proper electrical contact and ensures consistent wideband sensor performance—perfect for diagnostics, tuning, and custom exhaust applications.

Key Features:

• LSU4.9 Compatibility – Designed specifically for LSU4.9-style wideband oxygen sensors.
• Direct Replacement Design – Matches factory connector size and pin layout for proper fit.
• Complete Repair Kit – Includes housing, terminals, seals, and boots for a full connector rebuild.
• Secure Electrical Connection – Ensures stable signal transmission and accurate sensor readings.
• Ideal for Custom Wiring – Perfect for harness repairs, sensor swaps, or extension builds.

Specifications:

• Condition: New
• Connector Type: Wideband O2 Sensor Plug
• Sensor Style: LSU4.9
• Reference Part Number: 1J0973713

Important Notes:

• This connector is smaller than LSU4.2-style connectors and is not interchangeable.
• Designed to replace broken connector housings or support custom wiring projects.
• Connector style may vary across sensor versions—verify compatibility before installation.

What’s Included:

• 1x Connector Housing
• 6x Terminal Receptacles
• 6x Rubber Boots
• 1x Wire Seal

This connector plug kit provides a reliable, cost-effective solution for restoring wideband sensor functionality without replacing the entire wiring harness. A must-have for performance builds, tuning setups, and electrical repairs.