Description
Optimized Exhaust Flow. The AFE Rebel XD Series 4-Inch DPF-Back Single Exhaust System is engineered with larger diameter tubing and meticulously crafted smooth mandrel bends. This design facilitates a significantly more efficient exit pathway for exhaust gases from the engine. By minimizing restrictions and turbulence within the exhaust system, the engine experiences improved breathing, which can lead to noticeable enhancements in overall engine performance, including smoother operation and potentially better fuel efficiency.
Greater Horsepower and Torque Output. By substantially reducing backpressure within the exhaust system, the installation of the AFE Rebel XD Series 4-Inch DPF-Back Single Exhaust System can unlock the engine’s potential to generate increased horsepower and torque. This improvement in power translates to enhanced acceleration, providing a more responsive and engaging driving experience.
Refined Acoustics. The AFE Rebel XD Series 4-Inch DPF-Back Single Exhaust System is specifically designed to produce a deep and aggressive exhaust note, providing an audible testament to the vehicle’s powerful engine. This carefully engineered sound profile delivers a muscular and authoritative presence without being excessively loud or creating unwanted drone during typical driving conditions.
Installation. Putting this AFE Rebel XD Series 4-Inch DPF-Back Single Exhaust System with Polished Tips on your 6.6L Duramax Sierra 3500 HD takes 1 hour to install.
Warranty. There is a limited warranty on this product.
Application. The AFE Rebel XD Series 4-Inch DPF-Back Single Exhaust System with Polished Tips fits 2017-2019 6.6L Duramax Sierra 3500 HD models.
AFE 49-44089-P
CA Residents: WARNING: Cancer and Reproductive Harm
- Single Exhaust System
- Features 4-Inch Mandrel-Bent Tubing
- Polished Stainless Steel Tips
- Provides Improved Exhaust Flow
- Enhances Horsepower and Torque
- Delivers a Deep, Aggressive Sound
- Utilizes Factory Mounting Locations
- Durable Construction
- One-Hour Installation
- Limited Warranty
- Fits 2017-2019 6.6L Duramax Sierra 3500 HD Models
| Brand | AFE |
| Exhaust System Type | DPF Back |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 4.00 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Dual |
| Exhaust Exit Location | Passenger Side – After Tire |
| Exhaust Loudness | Moderate |
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