The Large Bore HD Performance Cat-Back exhaust features 4 Inch 409 stainless steel tubing with smooth curves and increased size to help remove restriction and keeps exhaust gasses flowing smoothly. The OE style band-clamps and bayonet style hangers make sure this system installs cleanly and easily. You will see increased performance and lower EGTs from this system.

This system does not come with a tip.

Features and Benefits:

• 4 Inch Mandrel Bent 409 Stainless Steel Tubing
• Maximum Flow
• High Flow Muffler
• Lower EGTs
• Bayonet Style Hangers For Easy Installation
• Increased Horsepower And Torque
• 2 Year Limited Warranty

Details:

• Emission Code: 4
• Exhaust Type: Cat-Back
• Exit Position: Single Rear
• Exit Style: Straight
• Fuel Type: Diesel
• Inlet Inside Diameter: 4 Inch
• Liter: 6.6 Liter
• Material: 409 Stainless Steel
• Outlet Outside Diameter: 4 Inch
• Series: Large Bore-HD
• Tail Pipe Material: Stainless Steel
• Tubing Diameter: 4 Inch
• Warranty: 2 Year

Applications:

• GM Diesel Trucks 06-07 V8-6.6L (td) Lly/Lbz