Kooks 1-3/4" Long Tube Headers & Ultra-GREEN Catted Y-Pipe Kit (2863H300) - GM 1500 6.2L
Upgrade your 6.2L GM truck with proven Kooks performance using this 1-3/4-inch Long Tube Header and Ultra-GREEN Catted Y-Pipe Kit. Engineered specifically for late-model GM 1500 Series trucks, this system delivers noticeable gains in horsepower, torque, and throttle response while maintaining excellent street manners.
This complete, bolt-on package features 1-3/4-inch mandrel-bent T304 stainless steel long tube headers paired with a 3-inch Ultra-GREEN catted stainless steel Y-pipe that connects directly to the OEM exhaust. Designed to work without requiring additional parts or tuning, this system offers premium exhaust flow with high-efficiency catalytic converters for a refined yet aggressive upgrade.
Features
- 1-3/4-inch mandrel-bent long tube headers
- Premium T304 stainless steel construction
- Ultra-GREEN high-flow catalytic converters
- 3-inch stainless steel Y-pipe with OEM-style connection
- 3-inch to 3.5-inch OEM outlet configuration
- Direct bolt-on system with no additional parts required
- No tuning required for installation
- Includes required gaskets and bolt kit
- Designed for improved horsepower and torque
Fitment
- 2019 Chevrolet Silverado 1500 6.2L
- 2020 Chevrolet Silverado 1500 6.2L
- 2021 Chevrolet Silverado 1500 6.2L
- 2022 Chevrolet Silverado 1500 6.2L
- 2023 Chevrolet Silverado 1500 6.2L
- 2024 Chevrolet Silverado 1500 6.2L
- 2025 Chevrolet Silverado 1500 6.2L
- 2019 GMC Sierra 1500 6.2L
- 2020 GMC Sierra 1500 6.2L
- 2021 GMC Sierra 1500 6.2L
- 2022 GMC Sierra 1500 6.2L
- 2023 GMC Sierra 1500 6.2L
- 2024 GMC Sierra 1500 6.2L
- 2025 GMC Sierra 1500 6.2L
- 2021 Cadillac Escalade 6.2L
- 2022 Cadillac Escalade 6.2L
- 2023 Cadillac Escalade 6.2L
- 2024 Cadillac Escalade 6.2L
- 2021 Chevrolet Suburban 6.2L
- 2022 Chevrolet Suburban 6.2L
- 2023 Chevrolet Suburban 6.2L
- 2021 GMC Yukon 6.2L
- 2022 GMC Yukon 6.2L
- 2023 GMC Yukon 6.2L
- 2024 GMC Yukon 6.2L
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