2001-2024 Duramax Billet Heater Hose Connector (DMAX-HHC-0124)

A billet replacement for the plastic OE heater hose connector on the 2001-2014 LB7, LLY, LBZ, LMM, LML and 2020-2024 L5P Duramax. The factory plastic part is a known failure point, cracking and leaking as it gets brittle from heat and vibration. Machined from 6061-T6 aluminum and sealed with a two-contact x-ring, it drops in as an OE fit replacement.

Part Number: DMAX-HHC-0124

• Made of 6061-T6 Aluminum for corrosion resistance
• Machined dimples to hold the retainer clip during install
• OE fit replacement
• Double contact seal x-ring
• More resistant to heat and vibration
• Made in the USA

• 1x Billet Heater Hose Connector
• 1x Retainer Clip
• 1x X Style O-ring

Don't see your question? Ask us anything about this product.