• Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang - Stateside Performance - Headers & Manifolds - Kooks Headers - Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang
  • Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang - Stateside Performance - Headers & Manifolds - Kooks Headers - Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang
  • Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang - Stateside Performance - Headers & Manifolds - Kooks Headers - Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang
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KSH1151H452

Kooks Headers

Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang

Kooks 1-7/8 x 3 in SS Long Tube Headers w/ Green Catted Connection Pipe & OEM Adapters | 2018-2023 Ford Mustang

$4,471.49 USD
$4,471.49 USD
Sale Sold out
Shipping calculated at checkout.

The Kooks 1-7/8in x 3in Stainless Headers with Green Catted Connection Pipes fit the 2018-2023 Ford Mustang GT 5.0L Coyote and unlock significant horsepower and torque over the factory manifolds.

Install Difficulty: Professional Install Only
Long-tube header installation requires vehicle lift access, O2 sensor transfer, and factory mid-pipe adapter fitment; typically takes 6-8 hours. Post-install ECU relearn recommended for optimal performance.

Product Overview

This full header system pairs 1-7/8in stainless primary tubes with 3in collectors for optimized exhaust scavenging on the 5.0L 4V Coyote.

Catted Green connection pipes maintain emissions compliance while OEM adapters bolt directly to the factory mid-pipe for a clean install.

Handcrafted in the USA by Kooks, backed by 60+ years of race-proven header engineering.

Features & Specifications

  • Fits: 2018-2023 Ford Mustang
  • Fits 5.0L Coyote V8 GT only
  • 1-7/8in primary tubes with 3in collectors
  • 304 stainless steel construction
  • Green catted connection pipes for emissions compliance
  • Includes OEM adapters for factory mid-pipe
  • Handcrafted in the USA
  • Race-proven Kooks header design

Fitment

This part fits the following vehicles:

Year Make Model Submodel
2019-2020 Ford Mustang Bullitt
2018-2023 Ford Mustang GT
2018-2023 Ford Mustang GT Premium
2021-2023 Ford Mustang Mach 1
âš  Submodel Fitment: If your submodel is not listed in the fitment table above, we cannot confirm fitment. Please contact us before purchasing to verify.

Shipping & Returns

Tracking is typically provided within 3–5 business days; items shipping direct from the manufacturer may take 5–7. Some items are made to order or may be backordered. Questions about stock? Reach us through live chat or email.

Warranty

All warranties are through the manufacturer and are facilitated by Stateside Performance. Some manufacturers require the end user to contact them directly; in that case we will point you to the right contact. Email us with any warranty questions.

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  • Free shipping over $250

    Free shipping applies to items that are shipped via ground through UPS or FedEx and are over $250 going to the continental 48 states. This does not apply to Alaska or Hawaii, and does not apply to any item(s) that are shipped via freight or with any other option other than ground shipping.

    Shipping policy 

  • 30-day returns

    Returns must be requested within 30 days of delivery. Parts must be new, unused, uninstalled, and in original packaging, with an RMA. Some items are final sale.

    Return policy