Kooks 1-7/8" to 2" Stainless Steel Stepped Tri-Y Headers for 2023–2025 Chevrolet Corvette C8 Z06 (LT6 5.5L)

1-7/8" to 2" Stainless Steel Stepped Tri-Y Headers for 2023–2025 Chevrolet Corvette C8 Z06 (LT6 5.5L)

Unlock additional power and improved exhaust flow from your C8 Z06 with these high-performance stainless steel stepped Tri-Y headers. Designed specifically for the high-revving LT6 flat-plane crank V8, this header system improves exhaust scavenging and increases engine efficiency for stronger mid-range and top-end performance.

The stepped Tri-Y design helps optimize exhaust pulse timing, delivering improved throttle response and a more aggressive exhaust tone while maintaining compatibility with factory catalytic converters.

Vehicle Fitment

• 2023 Chevrolet Corvette C8 Z06

• 2024 Chevrolet Corvette C8 Z06

• 2025 Chevrolet Corvette C8 Z06

Engine: 5.5L LT6 Flat-Plane V8

SKU: 2181Y500

Header Design

• Stepped Tri-Y configuration

• Primary tubes: 1-7/8"

• Secondary tubes: 2"

This stepped design improves exhaust velocity and scavenging for better performance throughout the RPM range.

Key Features

• 304 stainless steel construction

• Oval port design

• Stock bolt pattern for direct installation

• Flanged collector outlet connects to OEM catalytic converters or connection pipes

• Designed specifically for the LT6 Z06 engine

Construction

• Precision fabricated 304 stainless steel

• Mandrel-bent tubing for smooth airflow

• High-strength welded collectors

Installation

• Direct bolt-on installation

• Connects to factory catalytic converters or aftermarket connection pipes

• Includes required installation hardware

Included:

• Exhaust gaskets

• Bolt kit

No additional parts required for installation.

Optional Coating

Jet-Hot ceramic coating options available for improved heat management and durability.

Available finishes:

• Extreme 1300° Ceramic – Classic Polish (Silver)

• Extreme 1300° Ceramic – Satin Silver

• Extreme 1300° Ceramic – Satin Black

• Extreme 1300° Ceramic – Flat Black

Production Lead Time

These headers are built to order.

Typical lead time:

• 6–8 weeks

• Some orders may take up to 12 weeks