BBK 4021 Long Tube Headers w/ High-Flow Cats for 2010-2015 Chevrolet Camaro 6.

Vehicle Fitment

• 2010-2015 Chevrolet Camaro SS (All Trims, 6.2L V8)
• 2012-2015 Chevrolet Camaro ZL1 (All Trims, 6.2L Supercharged V8)

Fitment Notes

• Designed specifically for Chevrolet Camaro equipped with the 6.2L V8 engine.
• Includes high-flow catalytic converters - not CARB certified for certain states with emissions restrictions.
• Requires matching exhaust mid-pipes for proper connection to rear exhaust components.
• Oxygen sensor wire extensions may be needed for proper O2 sensor positioning.

Features

• Performance long tube exhaust header system engineered for improved exhaust flow
• 1.75" CNC mandrel-bent primary tubes for increased horsepower and torque potential
• Heavy-duty 16-gauge steel construction with thick laser-cut flanges for durability
• Includes two high-flow catalytic converters for enhanced flow over factory manifolds
• Tuned scavenging collector design to help improve exhaust pulse and power
• Direct bolt-on replacement when used with compatible mid-pipes and hardware
• Pressure tested for leak-free performance
• Kit includes new gaskets and mounting hardware for complete installation

Specifications

• Brand: BBK
• Manufacturer Part Number: 4021
• Component Type: Long tube exhaust headers with high-flow catalytic converters
• Primary Tube Diameter: 1.75 in
• Material: Mandrel-bent steel
• Finish: Titanium ceramic or optional finishes available
• Fitment Position: Left & right front exhaust headers
• Emissions: Federal EPA compliant only - not CARB certified
• Warranty: Manufacturer limited warranty

Included Components

• 1x Left long tube exhaust header
• 1x Right long tube exhaust header
• 2x High-flow catalytic converter assemblies
• Gaskets and mounting hardware

Product Description

The BBK 4021 Long Tube Headers with High-Flow Catalytic Converters are a premium performance exhaust upgrade engineered for 2010-2015 Chevrolet Camaro SS and 2012-2015 Camaro ZL1 models equipped with the powerful 6.2L V8 engine. These full-length headers replace the factory manifolds with CNC mandrel-bent 1.75" tubing that improves exhaust scavenging, increases flow, and helps unlock additional horsepower and torque potential across the RPM range.

Built with heavy-duty steel and thick laser-cut flanges, the BBK 4021 header system ensures strength and long service life even under high-performance conditions. Included high-flow catalytic converters help maintain emissions hardware functionality while offering enhanced flow compared with restrictive stock units. The tuned scavenging collector design and complete bolt-on installation with new gaskets and hardware make this kit an ideal choice for enthusiasts seeking a substantial performance and sound upgrade for their Camaro. Proper mid-pipes and exhaust connections are required to complete the installation and optimize results.