EGR to CAB Coolant Hose

PPE EGR to CAB Coolant Hose – 119021004

Fits 2001–2004 GM 6.6L Duramax LB7

Keep your Duramax running cool and leak-free with the PPE 119021004 EGR to CAB Coolant Hose. This direct-fit hose is designed to replace the factory coolant line that routes from the EGR system to the cab heater core in 2001–2004 GM HD trucks with the 6.6L LB7 Duramax. Whether you're maintaining a stock engine or supporting performance upgrades, this hose offers improved reliability and long-term durability.

Constructed from premium heat- and chemical-resistant materials, this hose is engineered to withstand the high temperatures and pressure fluctuations found in diesel cooling systems.

Key Features:

• Replacement EGR-to-cab heater core coolant hose

• Designed for 6.6L Duramax LB7 diesel engines

• OE-style molded bends for factory-style fit and easy installation

• Reinforced high-temp rubber or silicone construction for durability

• Prevents coolant leaks and overheating due to cracked OEM hoses

• Ideal for routine maintenance, coolant system service, or performance builds

• Manufactured by PPE (Pacific Performance Engineering)

Fitment:
2001, 2002, 2003, 2004 Chevrolet Silverado 2500HD / 3500HD and GMC Sierra 2500HD / 3500HD with 6.6L Duramax LB7

Warranty:
Covered by PPE’s limited manufacturer warranty. Contact PPE for full terms and support.