20-26+ C8 Corvette Stingray, E-Ray & Z06 200 Cell High-Flow Cats - Milltek

Fits 2020+ C8 Corvette (Stingray, Z51, E-Ray & Z06 Models)

Description:

Milltek SSXCH111 200-Cell High-Flow Catalytic Converters for 2020+ C8 Corvette

Unlock maximum performance for your 2020+ C8 Corvette Stingray, Z51, Z06, or E-Ray with the Milltek SSXCH111 200-Cell High-Flow Catalytic Converters. Constructed from 304L stainless steel and featuring CPSI German Euro 6 HD catalytic cores, these high-flow cats optimize exhaust flow and performance without triggering a Check Engine Light (CEL) or requiring ECU tuning.

The SSXCH111 adds Motorsport-grade F1-style heat wrap, providing superior thermal management under extreme conditions while enhancing durability and maintaining peak exhaust efficiency. Performance-focused, these cats increase wheel horsepower (WHP) by 28 at 4,200 RPM and reduce weight by 10 lbs compared to stock catalytic converters, improving both acceleration and overall vehicle dynamics.

***Important Note - 2025+ Models or C8's with the recent ECM Update - Due to a recent ECM Update, you may get a CEL

Key Features:

• Fits 2020+ C8 Corvette Stingray, Z51, Z06 & E-Ray
• 200-cell high-flow catalytic converters
• CPSI German Euro 6 HD catalytic cores for maximum flow and efficiency
• 304L stainless steel construction for long-lasting durability
• Includes Motorsport-grade F1-style heat wrap for thermal protection
• No ECU tuning required, and does not trigger CEL
• Increases wheel horsepower by 28 at 4,200 RPM
• 10 lbs lighter than stock catalytic converters
• Bolt-on installation for a clean, factory-style fit

Milltek Sport — High-Flow Performance. Engineered for Power. Crafted for Durability.