PPE Polished 304 Stainless Steel Engine Coolant Return Pipe (2004.5-2005 GM 6.6L Duramax) - (119001130
Overview
PPE's Polished 304 Stainless Steel Engine Coolant Return Pipe is a direct upgrade for the factory mild-steel pipe used on 2004.5-2005 GM 6.6L Duramax engines. Designed to work with the OEM thermostat housing, this pipe improves durability and helps maintain consistent coolant flow.
Premium 304 Stainless Steel Construction
The original coolant return pipe is prone to rust and eventual leakage. PPE eliminates this weak point by using 304 stainless steel, offering far better corrosion resistance and long-term reliability in both automotive and marine environments. The polished finish adds a clean, high-quality appearance under the hood.
Designed for Proper OEM Fitment
This pipe is engineered to integrate seamlessly with the factory thermostat housing and supports installation of the OEM turbo coolant return thermostat. Fitment and alignment match the stock component for a smooth, trouble-free installation.
Reliable Upgrade for Any Application
Whether the truck is used for towing, daily driving, or marine use, this stainless return pipe provides improved longevity and eliminates the common failure points found in the OEM mild-steel design.
Key Features
- Polished 304 stainless steel construction for superior corrosion resistance
- Direct replacement for GM P/N 97371077
- Designed to work with the factory thermostat housing
- Supports installation of the OEM turbo coolant return thermostat
- Ideal for automotive and marine applications
- Fits 2004.5-2005 GM 6.6L Duramax engines
Application
- 2005 GMC Sierra 3500HD 6.6L V8 Turbo Diesel (Duramax)
- 2005 GMC Sierra 2500HD 6.6L V8 Turbo Diesel (Duramax)
- 2005 Chevrolet Silverado 3500HD 6.6L V8 Turbo Diesel (Duramax)
- 2005 Chevrolet Silverado 2500HD 6.6L V8 Turbo Diesel (Duramax)
- 2004 GMC Sierra 3500HD LLY 6.6L V8 Turbo Diesel (Duramax)
- 2004 GMC Sierra 2500HD LLY 6.6L V8 Turbo Diesel (Duramax)
- 2004 Chevrolet Silverado 3500HD LLY 6.6L V8 Turbo Diesel (Duramax)
- 2004 Chevrolet Silverado 2500HD LLY 6.6L V8 Turbo Diesel (Duramax)
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