The Kooks headers & manifolds identified by manufacturer part number 1151H452 is supplied in the exact configuration described as 1-7/8" SS Headers & ULTRA GREEN Catted Connection Kit. 2015-2026 Mustang GT/DH. Confirm the complete part number, application, connection points, emissions requirements, and included components before ordering.
Key Features
Fitment
| Years | Make | Model | Application Notes |
|---|---|---|---|
| 2015-2026 | Ford | Mustang | Verify engine, emissions equipment, transmission, and exhaust configuration |
Specifications
| Brand | Kooks Headers |
|---|---|
| Manufacturer Part Number | 1151H452 |
| Product Type | Headers & Manifolds |
| Material | 304 stainless steel |
| Nominal Dimensions | 1-7/8 in |
| Fitment Type | Vehicle Specific |
| Manufacturer Detail | Dual Bolt Pattern Header Flange |
| Manufacturer Detail | Kooks ULTRA GREEN Cats - EPA verified, 4-1/2" diameter, 400 Cell High Flow Catalytic Converters that are rated for up to 850 wheel horsepower |
| Manufacturer Detail | Kit includes headers, catted connection pipes, and connection adapters to connect to OEM exhaust |
| Manufacturer Detail | Kit also includes all additional hardware - Gaskets, Oxygen Sensor Extension Harness, Clamps, Bolt Kit, and O2 Spacers - for Installation |
What's Included
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 headers & manifolds fit my 2015-2026 Ford Mustang?
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
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