Milltek Performance Adjustable Valved Catback Exhaust – Engineered for the 2023 and Later Corvette C8 Z06

Description

Unleash the full performance and growl of your C8 Z06 with this Milltek valved cat-back exhaust system. Engineered with 80 mm mandrel-bent stainless steel piping, it replaces the restrictive factory cat-back with a freer-flowing design that significantly reduces weight and enhances throttle response. Switch between refined street tone and aggressive track roar using the integrated valves—perfect for everyday driving or high-RPM blasts. With premium fitment and aesthetic upgrades (polished or Cerakote black tips), this system boosts both sound and presence.

Fitment Notes

• Designed specifically for the 2023-present Chevrolet Corvette C8 Z06 (5.5L LT6) platform. 

• Direct bolt-on installation replacing the factory cat-back system; no cutting or fabrication required.

• Available in two finish options: polished stainless tips (Part SSXCH112) or Cerakote black tips (Part SSXCH113). 

Included

• Left and right flex pipe assemblies (2 pieces)

• Inner valved sections (2 pieces)

• Outer tailpipe sections (2 pieces)

• Four GT-115 style exhaust tips (finish according to variant)

• All required clamps, gaskets and mounting hardware

• Installation instructions and warranty information

Product Specs

• Pipe diameter: 80 mm (3.15″) mandrel-bent stainless steel. 

• Material: “Aircraft-grade” T304 stainless steel construction.

• Weight savings: Up to nearly 50% reduction in weight compared to the factory system.

• Sound tone modes: Valved system offers quiet mode (cruise) and full mode (performance).

• Finish options: Polished or Cerakote black tips.

• Fitment verified for the C8 Z06 5.5L LT6 (2023+) platform.

Product Features

• High-Flow Design: Large 80 mm diameter tubing dramatically reduces back-pressure, improving flow and throttle response.

• Dual-Mode Sound Control: Integrated valves allow seamless switching between refined and aggressive tones—ideal for both street and track use.

• Weight Reduction: Shedding nearly half the system’s weight improves rear-end response and overall handling feel.

• Premium Fit & Finish: Precision fitment, artisan craftsmanship, and choice of tip finishes enhance both performance and aesthetics.

• Built for Enthusiasts: Developed specifically for the C8 Z06’s unique engine and exhaust layout, this is a true performance upgrade—not just a cosmetic mod.

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