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The Kooks exhaust hardware identified by manufacturer part number EX682-Z is supplied in the exact configuration described as O2 Extension Kit for C6 Corvette Base/Grand Sport. Confirm the complete part number, application, connection points, emissions requirements, and included components before ordering.
Key Features
- If your Kooks header kit does not include an O2 extension or you need a replacement, this harness is the part to order.
- Extend Your O2 Sensor Wiring Properly When Kooks Long Tube Headers Reposition Your Sensors The EX682-Z is a universal O2 sensor extension harness designed for use with Kooks long tube headers.
- Long tube headers move the O2 sensors to a new location further down the exhaust path than the factory position.
- This is a universal harness designed for use with Kooks long tube headers.
- This harness is designed for the factory narrowband O2 sensors used for emissions and fuel control feedback.
Fitment
| Years | Make | Model | Application Notes |
|---|---|---|---|
| 2006-2013 | Chevrolet | Corvette | Verify engine, emissions equipment, transmission, and exhaust configuration |
Specifications
| Brand | Kooks Headers |
|---|---|
| Manufacturer Part Number | EX682-Z |
| Product Type | Exhaust Hardware |
| Material | Manufacturer-specified materials |
| Nominal Dimensions | Confirm exact part dimensions |
| Fitment Type | Vehicle Specific |
What's Included
- 2) 16" Front Extension Harness (4-Pin)
- 2) 18" Rear Extension Harness (4-Pin)
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.
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Frequently Asked Questions
Will this Kooks exhaust hardware fit my 2006-2013 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
- Verify the exact part number, application, emissions configuration, connection sizes, and package contents before disassembly.
- Support the vehicle safely and follow the factory service procedure together with the current Kooks instructions for this part number.
- Test-fit every component before cutting, welding, or permanently tightening the exhaust system.
- Route oxygen-sensor wiring and nearby hoses, lines, and cables away from heat, sharp edges, and moving parts.
- Torque fasteners in the specified sequence, inspect for leaks and clearance, and recheck accessible connections after initial heat cycles.
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