PPE HIGH-FLOW EXHAUST MANIFOLDS WITH UP-PIPES 116111800/116111810/116111820 | 2007.5-2010 6.6L Duramax LMM

Improve exhaust flow and turbocharger efficiency in your 2007.5–2010 GM 6.6L Duramax LMM with the PPE 116111800/116111810/116111820 High-Flow Exhaust Manifolds & Up-Pipes. Designed to provide up to 20% greater exhaust flow than the factory components, this system helps reduce exhaust restriction, lower backpressure, and support improved engine performance while maintaining emissions compliance.

Built for long-term durability, the manifolds are manufactured from high-quality cast iron, while the up-pipes utilize heavy-duty stainless steel construction. The aircraft-grade bellows feature an internally sleeved design and increased inner diameter to maximize flow, improve reliability, and withstand the extreme temperatures associated with diesel performance applications.

Whether your truck is used for towing, daily driving, or performance applications, this high-flow manifold and up-pipe system is engineered to deliver increased durability and improved exhaust flow characteristics.

Features:

• Increases exhaust flow by up to 20%
• Significantly reduces exhaust backpressure
• High-strength cast iron manifold construction
• Heavy-duty stainless steel up-pipes
• Aircraft-grade internally sleeved bellows
• Free-flowing stainless steel inner liner bellows
• Improved exhaust flow and turbocharger efficiency
• Designed for long service life and durability
• 50-state emissions legal

Emissions Compliance:

• CARB Executive Order: D-701-1

Fitment:

• 2007.5–2010 Chevrolet Silverado 2500HD/3500HD 6.6L Duramax LMM
• 2007.5–2010 GMC Sierra 2500HD/3500HD 6.6L Duramax LMM