Part # 115910405

PPE 2004.5-2005 GM 6.6L LLY Intercooler Piping Silicone Hose Kit

$192.59 $213.99
By PPE

⚠ WARNING: Cancer & Reproductive Harm

California Proposition 65 Warning - P65warnings.ca.gov

PPE Silicone Hose Kit with Stainless Steel Clamps
For 2004.5-2005 GM Duramax LLY Engines


Product Highlights:

  • Heavy-duty silicone construction for long-term durability.
  • Stainless steel clamps included for secure, leak-free connections.
  • High resistance to extreme temperatures and pressures.
  • Direct-fit replacement for easy installation.
  • Ideal for both stock and modified engine setups.

The PPE Silicone Hose Kit with Stainless Steel Clamps is built to replace the factory hoses on 2004.5-2005 GM Duramax LLY engines. These hoses are made from high-quality silicone, designed to withstand high temperatures and pressures, making them ideal for high-performance and heavy-duty applications. The kit includes durable stainless steel clamps to ensure secure, reliable connections.


The PPE Silicone Hose Kit provides a reliable, long-lasting solution for those looking to upgrade or replace their factory hoses on the 2004.5-2005 GM Duramax LLY engines. The silicone construction ensures that the hoses can handle the high temperatures and pressures typically experienced in heavy-duty and high-performance applications. Unlike traditional rubber hoses, silicone hoses resist cracking, swelling, and deterioration, making them a durable choice for long-term engine performance.

Included in the kit are stainless steel clamps, which provide secure and leak-free connections to prevent issues with coolant or air flow. These clamps are corrosion-resistant and built to last, offering peace of mind even under extreme engine conditions.

Designed as a direct-fit replacement, the PPE Silicone Hose Kit ensures easy installation, making it a practical upgrade for both stock and modified vehicles. Whether you're looking for increased reliability or better durability in tough environments, this kit is an excellent choice.

Compatible Vehicles

2005 GMC Sierra 2500HD 8 Cyl 8.1 Liter
2005 GMC Sierra 2500HD 8 Cyl 6.6 Liter Turbo
2005 GMC Sierra 2500HD 8 Cyl 6.0 Liter
2004 GMC Sierra 2500HD 8 Cyl 8.1 Liter
2004 GMC Sierra 2500HD 8 Cyl 6.6 Liter Turbo
2004 GMC Sierra 2500HD 8 Cyl 6.0 Liter
PART # 115910405
UPC # 840171207491

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