The Kooks headers & manifolds identified by manufacturer part number 2150H420 is supplied in the exact configuration described as 1-7/8″ Header and Catted Connection Kit. 1997-2004 Corvette LS1/LS6 5.7L.. Confirm the complete part number, application, connection points, emissions requirements, and included components before ordering.

Key Features

• Exact Kooks manufacturer part number 2150H420
• Stainless steel construction
• Configuration and connection style identified by the product title
• Designed for the stated Kooks exhaust or ignition application

Fitment

Specifications

What’s Included

• One Kooks component or kit in manufacturer packaging
• Hardware only when listed for the exact part number

About Kooks Headers

Kooks manufactures performance exhaust components in the United States, including headers, connection pipes, catalytic-converter assemblies, cat-back systems, mufflers, flanges, and installation hardware. Exact part-number verification is essential because similar-looking components can use different engine, chassis, emissions, and connection configurations.

Related Kooks Headers Products

• Shop Kooks Headers
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• Kooks 05-08 Chevrolet Corvette Base 1-7/8 x 3 Header & Catted X-Pipe Kit
• Kooks 01-04 Chevrolet Corvette Base 1-3/4 x 3 Header & Catted X-Pipe Kit

Frequently Asked Questions

Will this Kooks headers & manifolds fit my 1997-2004 Chevrolet Corvette?
That year, make, and model range is listed. Confirm the engine, emissions equipment, transmission, body configuration, existing exhaust, and exact Kooks part number before ordering.

Will this connect to the factory exhaust?
Factory connection compatibility depends on the exact part number. Verify collector and outlet size, required Kooks connection pipes, catalytic-converter configuration, and every note in the current Kooks listing.

What should be checked after installation?
Confirm exhaust clearance, hanger alignment, fastener torque, oxygen-sensor wiring, leak-free joints, and adequate distance from fuel lines, brake lines, wiring, and bodywork.

Installation Instructions

1. Verify the exact part number, application, emissions configuration, connection sizes, and package contents before disassembly.
2. Support the vehicle safely and follow the factory service procedure together with the current Kooks instructions for this part number.
3. Test-fit every component before cutting, welding, or permanently tightening the exhaust system.
4. Route oxygen-sensor wiring and nearby hoses, lines, and cables away from heat, sharp edges, and moving parts.
5. Torque fasteners in the specified sequence, inspect for leaks and clearance, and recheck accessible connections after initial heat cycles.