
Upgrade your 2002-2005 GM 6.6L Duramax (LB7/LLY) engine's performance with the PPE 116111200 High-Flow Exhaust Manifolds with Up Pipes.. This kit delivers a significant increase in exhaust flow while maintaining emissions compliance.
- Increased Power:
- Delivers a 20% increase in exhaust flow, promoting improved engine performance and potential power gains.
- Emissions Legal:
- CARB E.O. D-701-1 certified for legal operation in all 50 states.
- Durable Construction:
- Built to withstand demanding conditions:
- High-quality cast iron manifolds
- Stainless steel up-pipes
- Stainless steel inner liner bellows for increased durability
- Built to withstand demanding conditions:
- Improved Efficiency:
- Reduces back pressure for enhanced engine efficiency.
- Enhanced Monitoring:
- Pre-drilled and tapped 1/8" NPT port for easy installation of an EGT gauge (sold separately) to monitor exhaust gas temperature.
- Large Diameter Up-Pipes:
- Constructed with thick 11-gauge (.120-inch) stainless steel walls for strength and improved flow.

Upgrade your 2002-2005 GM 6.6L Duramax (LB7/LLY) engine's performance with the PPE 116111200 High-Flow Exhaust Manifolds with Up Pipes.. This kit delivers a significant increase in exhaust flow while maintaining emissions compliance.
Increased Power:
Delivers a 20% increase in exhaust flow, promoting improved engine performance and potential power gains.
Emissions Legal:
CARB E.O. D-701-1 certified for legal operation in all 50 states.
Durable Construction:
Built to withstand demanding conditions:
High-quality cast iron manifolds
Stainless steel up-pipes
Stainless steel inner liner bellows for increased durability
Improved Efficiency:
Reduces back pressure for enhanced engine efficiency.
Enhanced Monitoring:
Pre-drilled and tapped 1/8" NPT port for easy installation of an EGT gauge (sold separately) to monitor exhaust gas temperature.
Large Diameter Up-Pipes:
Constructed with thick 11-gauge (.120-inch) stainless steel walls for strength and improved flow.[...]
Upgrade your 2002-2005 GM 6.6L Duramax (LB7/LLY) engine's performance with the PPE 116111200 High-Flow Exhaust Manifolds with Up Pipes.. This kit delivers a significant increase in exhaust flow while maintaining emissions compliance.
- Increased Power:
- Delivers a 20% increase in exhaust flow, promoting improved engine performance and potential power gains.
- Emissions Legal:
- CARB E.O. D-701-1 certified for legal operation in all 50 states.
- Durable Construction:
- Built to withstand demanding conditions:
- High-quality cast iron manifolds
- Stainless steel up-pipes
- Stainless steel inner liner bellows for increased durability
- Built to withstand demanding conditions:
- Improved Efficiency:
- Reduces back pressure for enhanced engine efficiency.
- Enhanced Monitoring:
- Pre-drilled and tapped 1/8" NPT port for easy installation of an EGT gauge (sold separately) to monitor exhaust gas temperature.
- Large Diameter Up-Pipes:
- Constructed with thick 11-gauge (.120-inch) stainless steel walls for strength and improved flow.