
Enhance the performance of your GM 6.6L Duramax with the PPE 116120204 Replacement High-Flow Up-Pipes. Engineered to outperform stock components, these OE-style up-pipes are designed to increase airflow, boosting engine efficiency and overall power. Whether you're looking to improve your vehicle's performance or replace worn-out parts, these high-flow up-pipes offer a seamless upgrade with hassle-free installation.
Key Features:
- Optimized Airflow: Specifically designed to provide superior flow compared to factory up-pipes, potentially enhancing engine performance and efficiency.
- OE-Style Fit: Ensures a direct-fit replacement, allowing for a quick and straightforward installation process without modifications.
- Premium Construction: Crafted from high-quality 11-gauge 304 stainless steel, these up-pipes offer exceptional durability and corrosion resistance for long-lasting performance.
- Extreme Durability: Includes a premium, internally-sleeved bellow made from 304 stainless steel, engineered to withstand extreme temperatures and pressures, ensuring reliable performance under the most demanding conditions.
Upgrade your exhaust system with the PPE 116120204 Replacement High-Flow Up-Pipes and experience the benefits of increased airflow, improved engine performance, and the durability of high-quality materials. This direct-fit replacement is the ideal choice for Duramax owners seeking both enhanced performance and long-term reliability.

Enhance the performance of your GM 6.6L Duramax with the PPE 116120204 Replacement High-Flow Up-Pipes. Engineered to outperform stock components, these OE-style up-pipes are designed to increase airflow, boosting engine efficiency and overall power. Whether you're looking to improve your vehicle's performance or replace worn-out parts, these high-flow up-pipes offer a seamless upgrade with hassle-free installation.
Key Features:
Optimized Airflow: Specifically designed to provide superior flow compared to factory up-pipes, potentially enhancing engine performance and efficiency.
OE-Style Fit: Ensures a direct-fit replacement, allowing for a quick and straightforward installation process without modifications.
Premium Construction: Crafted from high-quality 11-gauge 304 stainless steel, these up-pipes offer exceptional durability and corrosion resistance for long-lasting performance.
Extreme Durability: Includes a premium, internally-sleeved bellow made from 304 stainless steel, engineered to withstand extreme temperatures and pressures, ensuring reliable performance under the most demanding conditions.
Upgrade your exhaust system with the PPE 116120204 Replacement[...]
Enhance the performance of your GM 6.6L Duramax with the PPE 116120204 Replacement High-Flow Up-Pipes. Engineered to outperform stock components, these OE-style up-pipes are designed to increase airflow, boosting engine efficiency and overall power. Whether you're looking to improve your vehicle's performance or replace worn-out parts, these high-flow up-pipes offer a seamless upgrade with hassle-free installation.
Key Features:
- Optimized Airflow: Specifically designed to provide superior flow compared to factory up-pipes, potentially enhancing engine performance and efficiency.
- OE-Style Fit: Ensures a direct-fit replacement, allowing for a quick and straightforward installation process without modifications.
- Premium Construction: Crafted from high-quality 11-gauge 304 stainless steel, these up-pipes offer exceptional durability and corrosion resistance for long-lasting performance.
- Extreme Durability: Includes a premium, internally-sleeved bellow made from 304 stainless steel, engineered to withstand extreme temperatures and pressures, ensuring reliable performance under the most demanding conditions.
Upgrade your exhaust system with the PPE 116120204 Replacement High-Flow Up-Pipes and experience the benefits of increased airflow, improved engine performance, and the durability of high-quality materials. This direct-fit replacement is the ideal choice for Duramax owners seeking both enhanced performance and long-term reliability.