PPE High-Flow Exhaust Manifold and Up-Pipe Kit 2004.5-2005 GM 6.6L Black Ceram
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This item may be on backorder. Please contact us to confirm supplier availability and estimated lead time before ordering.
This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.
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A matched manifold and up-pipe set for 2004.5-2005 GM 6.6L Duramax LLY, cast from high-sil moly iron with aircraft-grade 304 stainless bellows.
Key Features
- High-sil moly cast iron manifold
- Internally sleeved up-pipe bellows in aircraft-grade 304 stainless steel
- Increased inner diameter for higher flow
- Built-in bosses, pre-drilled and tapped 1/8 inch NPT for an EGT probe
- Designed to lower exhaust gas temperatures and speed turbo spool-up
- 50-state emissions legal under CARB Executive Order D-701-36
- Black Ceramic Coating finish
Ceramic Coating
The ceramic coating acts as a thermal barrier and does not absorb heat as quickly as raw metal, which reduces surface temperature and thermal cycling and helps keep exhaust gas temperatures down. It also protects against moisture, road salt, oil, fuel and other corrosive chemicals.
Fitment
2004.5-2005 GM 6.6L Duramax LLY applications.
Note: up-pipe configuration can vary by model. Confirm yours before installation.
Product Details
- Manufacturer: Pacific Performance Engineering (PPE)
- Manufacturer Part Number: 116111420
- Manifold Material: High-Sil Moly Cast Iron
- Emissions: CARB E.O. D-701-36, 50-state legal
- Up-Pipe Material: Aircraft-Grade 304 Stainless Steel
- Finish: Black Ceramic Coating
- Condition: New
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