PPE SILICONE UPPER & LOWER RADIATOR HOSE KIT 119025100 | 2001-2005 6.6L DURAMAX LB7/LLY

Replace worn, leaking, or failure-prone factory coolant hoses on your 2001–2005 GM 6.6L Duramax with the PPE Silicone Upper & Lower Coolant Hose Kit. Designed for improved durability and long-term reliability, this upgraded hose kit eliminates the weak factory plastic and molded T-fittings that are commonly known to crack and leak over time.

Constructed from heavy-duty 5mm thick silicone with reinforced 4-ply heat-resistant fibers, these hoses are built to withstand high temperatures and pressure under demanding driving conditions.

Key Benefits:

• Replaces failure-prone factory coolant hoses and T-fittings
• Improved durability over OEM rubber and plastic components
• Designed for high-temperature and high-pressure applications
• Direct bolt-on installation with no modifications required

Features:

• Includes upper and lower coolant hoses
• Heavy-duty 5mm thick silicone construction
• 4-ply heat-resistant internal reinforcement fibers
• TIG-welded polished 304 stainless steel T-couplings
• Worm-drive clamps with W-style inner liners
• Direct-fit replacement design

Fitment:

• 2001–2004 GM 6.6L Duramax LB7
• 2004.5–2005 GM 6.6L Duramax LLY