4" DPF & CAT Delete Pipe | 2017-2022 GM/Chevy Duramax 6.6L

Compatibility:

2017-2022 L5P 6.6L Duramax Diesel GMC Sierra/Chevrolet Silverado 2500 3500 HD

Crew cab short bed & crew cab long bed.

This will not fit the 3500/4500/5500 Cab & Chassis commercial-style truck

Description:

• Inlet Diameter: 4.0"
• OE style hangers for easy installation
• OEM Style 4-Bolt Flange-Straight Pipe
  
• Maximum flow for competition application