Kooks 02 Sensor Exts

Chrysler 5.7L (09+)/ 6.1L/ & 6.4L Hemi

CAS-105067

The Kooks O2 Sensor Extension Kit is engineered for vehicles with 5.7L, 6.1L, and 6.4L HEMI engines to provide a dependable replacement for damaged or lost oxygen sensor harnesses. This kit includes two 6-inch front and two 18-inch rear 4-pin extensions, ensuring proper fitment and seamless connectivity with Kooks Long Tube Header systems. Handcrafted in the USA, these extensions uphold Kooks’ reputation for precision, durability, and performance. Each harness is designed to maintain accurate O2 sensor readings, supporting optimal engine tuning and exhaust efficiency. Ideal for replacement needs or upgrades, this kit ensures your exhaust system continues to deliver peak performance while maintaining compatibility with Kooks headers.

• Replacement O2 sensor extension kit for 5.7L, 6.1L, and 6.4L HEMI engines
• Includes 2x 6-inch front 4-pin harnesses and 2x 18-inch rear 4-pin harnesses
• Seamlessly integrates with Kooks Long Tube Header systems
• Ensures proper oxygen sensor function and engine performance
• High-quality construction for durability and reliability
• Handcrafted in the USA
• Ideal for replacement of damaged or lost extensions
• Maintains accurate O2 sensor readings and exhaust efficiency

Kooks Headers & Exhaust is a heritage performance exhaust manufacturer best known for high-quality stainless steel headers and complete exhaust systems. Built for serious street and track builds, Kooks products focus on fitment, durability, and the kind of airflow improvements enthusiasts chase when stepping up power.