Description
High-Performance Exhaust System. The AFE Large Bore-HD 4-Inch DPF-Back Dual Exhaust System with Polished Tips; Side Exit significantly enhances exhaust flow and engine performance for LML Duramax trucks. Designed to convert the factory single exhaust into an aggressive dual exhaust, it increases horsepower and torque while reducing exhaust gas temperatures, delivering both power and efficiency. This exhaust system is ideal for enthusiasts seeking improved performance and sound with a factory-quality fit.
Construction and Appearance. Crafted from durable 409 stainless steel with 4-inch mandrel-bent tubing, this exhaust system ensures maximum flow and long-lasting reliability. The dual exhaust tips feature high-luster polished 304 stainless steel with a slash-cut design and include drain ports beneath the tips to prevent rust, maintaining their refined, aggressive look.
Installation. The exhaust system installs easily using all factory mounting points and includes OE-style bayonet hangers for superior fit and stability under vibration and heat. A bolt-on bracket supports the driver side tailpipe, allowing a simple, no-drill installation without modifications.
Application. Engineered for 2011-2016 6.6L Duramax Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, and Sierra 3500 HD trucks. Note that this system does not fit 2016 3500HD models equipped with the NOX sensor.
AFE 49-44043-P
CA Residents: WARNING: Cancer and Reproductive Harm
- Large Bore-HD 4 Inch 409 Stainless Steel DPF-Back Exhaust System
- Constructed Of Mandrel-Bent 409 Stainless Steel Tubing
- Includes Filter And Coupler For Easy Installation
- Uses OE-Style Bayonet Hangers For Stable Pipe Location
- Features Dual Polished 304 Stainless Steel Slash-Cut Tips
- Massive 6 Inch Polished Tips With Drain Ports To Prevent Rust
- Designed For Single To Dual Exhaust Conversion
- Utilizes Factory Mounting Locations And Bolt-On Support Bracket
- Improves Horsepower, Torque, And Lowers Exhaust Gas Temperatures
- Does Not Fit 2016 3500HD Models Equipped With NOX Sensor
- Fits 11-16 6.6L Duramax Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, And Sierra 3500 HD
| 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 | Both Sides – After Tire |
| Exhaust Loudness | Moderate |
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