Description:

This 2 piece knock sensor grommet seal set provides a secure fit for Gen 3 GM LS engines to prevent oil leaks and protect sensors from contaminants. These direct fit seals ensure stable sensor performance and maintain engine cleanliness by blocking dust and debris.

• Compatibility Compatible with Gen 3 GM LS series engines including 4.8L 5.3L 5.7L and 6.0L models such as LS1 LQ4 and LQ9
• Material Premium oil resistant rubber designed to withstand high engine bay temperatures
• Performance Prevents oil leakage and blocks dust and debris from entering the sensor cavity
• Installation Direct fit design that mounts under the valley pan cover without special tools or modifications
• Durability Resists aging hardening and deformation for a long service life in high heat environments
• Package Contents Includes 2 seal gaskets to cover both knock sensor positions on one engine
• Part Number HCLLPS002