Milltek Hi-Flow Catalytic Converters Chevrolet Corvette C8 - HJS HQ Catalytic Converters - With Heat Shield/WITHOUT Heat Shield

Milltek Sport High-Flow Catalytic Converter for Chevrolet Corvette C8 / Corvette C8 Z06

This Milltek Sport Hi-Flow high-flow catalytic converter for Chevrolet Corvette C8 / Corvette C8 Z06 replaces the original catalytic converter with a high-flow unit, for better gas flow while maintaining emissions control.

Technical specifications

• Milltek part number: SSXCH110
• Part type: Hi-Flow high-flow catalytic converter
• Detail: HJS HQ 200CPSI catalysts
• Pipe diameter: 76.2 mm (3 inch)
• Installation details: With heat shield | WITHOUT heat shield
• Material: aerospace-grade stainless steel
• Manufacturer: Milltek Sport (United Kingdom)

Compatible vehicles

• Chevrolet Corvette C8 Stingray and E-Ray 6.2L V8 495-654 hp (hybrid compatible, 2020-2025, no DPF)
• Chevrolet Corvette C8 Z06 5.5 V8 679 hp (2023-2025, no DPF)

Not sure about compatibility with your vehicle? Contact us with your VIN before ordering.

Frequently asked questions

• Is a remap required? Yes. A suitable ECU map (Stage 2) is essential to get the gain and avoid a check engine light caused by the lambda sensors. It is the question buyers ask most, and the answer is always the same.

Why choose Milltek Sport?

A reference for European tuners, Milltek Sport develops each of its systems directly on the vehicle. Mandrel bends, careful welds and aerospace-grade stainless steel ensure a system that lasts and sounds right.

Going further

• Downpipe: decat pipe or high-flow catalytic converter for your Stage 2?