PPE 2007-2019 GM 6.6L Duramax 304 Stainless Steel Four Inch Performance Exhaust Upgrade

The PPE 4-Inch Performance Exhaust Upgrade is crafted from high-quality 304 stainless steel to deliver superior exhaust flow, reduce backpressure, and enhance overall engine performance. This 4-inch system is designed to increase horsepower and torque, making it an ideal upgrade for heavy-duty and high-performance applications. Key Features: Optimized 4-Inch Diameter:Increases exhaust flow, reduces backpressure, and supports enhanced power and efficiency for demanding applications. 304 Stainless Steel Construction:Built from corrosion-resistant stainless steel for exceptional durability and longevity, even in extreme conditions. Improved Exhaust Tone:Provides a deeper, more aggressive exhaust sound, giving your vehicle a performance-oriented tone. Direct Fit Replacement:Designed for easy installation as an upgrade over the factory exhaust system, with compatibility for OEM mounting points. Technical Specifications: Material:High-grade 304 stainless steel for maximum durab