Long Tube Stainless Exhaust Headers with Y-Pipe Fit for 1999-2006 Chevy Silverado GMC Sierra 1500 4.8L 5.3L 6.0L

Upgrade your Chevy or GMC V8 exhaust system with a long tube stainless steel header and Y-pipe kit designed for compatible 4.8L, 5.3L, and 6.0L applications. Featuring a 2 × 4-1 long tube configuration, CNC-machined flanges, TIG-welded construction, and a matching 3 in Y-pipe, this kit provides a complete performance-oriented exhaust setup for compatible trucks.

Vehicle Fitment

• Fit for 1999-2006 Chevy Silverado 1500 with 4.8L / 5.3L / 6.0L V8
• Fit for 1999-2006 GMC Sierra 1500 with 4.8L / 5.3L / 6.0L V8
• Please verify your vehicle year, model, engine size, drivetrain, and existing exhaust configuration before purchasing

Product Highlights

• Long Tube Header Design - Designed with longer primary tubes to provide a smoother exhaust flow path
• Stainless Steel Construction - Built for durability and resistance to exhaust heat and corrosion
• 2 × 4-1 Configuration - Each cylinder bank uses a 4-1 header layout connected to the included Y-pipe
• 3 in Y-Pipe Included - Provides a complete connection between both header banks and compatible exhaust systems
• TIG-Welded Construction - Built to withstand repeated exhaust heat cycles and normal driving conditions
• CNC-Machined Flanges - Designed for accurate alignment and secure sealing at the cylinder head
• Mandrel-Bent Tubing - Helps maintain a consistent internal diameter through the bends
• Bolt-On Installation - Designed for direct installation on compatible applications
• Complete Installation Hardware - Includes applicable bolts, gaskets, and mounting accessories

Product Specifications

• Product Type: Long Tube Exhaust Headers with Y-Pipe
• Material: Stainless Steel
• Header Style: Long Tube
• Header Configuration: 2 × 4-1
• Engine Compatibility: 4.8L / 5.3L / 6.0L V8
• Header Inlet Size: 1.83 in
• Header Outlet Size: 2.84 in
• Y-Pipe Diameter: 3 in
• Flange Construction: CNC-Machined
• Weld Construction: TIG-Welded
• Y-Pipe: Included
• Exhaust Gaskets: Included
• Mounting Hardware: Included

Package Includes

• 1 × Driver Side Long Tube Exhaust Header
• 1 × Passenger Side Long Tube Exhaust Header
• 1 × 3 in Exhaust Y-Pipe
• Exhaust Gaskets
• Mounting Bolts
• Installation Hardware

Installation Notes

• Designed for bolt-on installation on compatible applications
• Professional installation is highly recommended
• Installation instructions are not included
• Test-fit all header and Y-pipe components before fully tightening the connections
• Check O2 sensor wiring, spark plug wires, transmission lines, steering components, and surrounding parts for sufficient clearance
• Slight exhaust adjustment may occasionally be required depending on vehicle condition and existing exhaust modifications
• Please verify all exhaust connection dimensions before installation
• Please check applicable federal, state, and local emissions regulations before installation or use