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PPE High-Flow 304 Stainless Downpipe - LB7 Duramax
Product details
PPE High-Flow 304 Stainless Downpipe - LB7 Duramax
PPE part 117000400 is a 304-stainless high-flow turbo downpipe for 2001-2004 GM 6.6L LB7 Duramax. It replaces the restrictive factory turbine-outlet pipe with a smoother exhaust path downstream of the turbo.
PPE offers multiple finishes, capacities and platform-specific versions of similar parts, so exact part number, engine and transmission fitment should be confirmed before installation.
Key Features
- 304 stainless-steel construction
- High-flow turbine-outlet routing
- Designed to reduce post-turbo exhaust restriction
- Application-specific fitment
Fitment
2001-2004 GM 6.6L LB7 Duramax
Important Installation Notes
- Verify exact year, engine, transmission and emissions configuration before ordering.
Product Information
- Manufacturer: PPE
- Manufacturer Part #: 117000400
- Product Type: Downpipe
- Catalog detail: 2004 GM 6.6L LB7 Duramax. Manufacturer Part #: 117000400 PPE downpipe / exhaust selected for Hilltop Diesel Performance. Verify exact year, model, engine, transmission, emissions configuration, and installation requirements before ordering.
How do I verify fitment?
Match the product fitment information to your exact year, make, model, engine, drivetrain and configuration. If anything is unclear, email sales@hilltopdieselperformance.com before ordering.
Where can I find shipping and return information?
Policy links are available in the site footer and checkout. Product-specific restrictions or core requirements are shown in the product description when applicable.
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