Helps provide a leak-free seal

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

• Allows exhaust pollutants to enter the engine for re-burn
• Helps the engine emission system operate properly
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies