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Exhaust Exhaust Pipes, Systems and Components

Kooks Headers

Kooks 15+ Mustang 5.0L 4V Convertible 3in Cat-Back w/ X-Pipe 4in Slash Cut Black Tips Exhaust

$1,527.13 $1,287.62 Save $239.51

SKU: K009 11514111

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

This exhaust system is a cat-back with an X-pipe and black tips. It is 3 inches in diameter, connects at the OEM connection point, and includes an X-pipe, 3-inch tubing, 3-inch oval race mufflers, and 4-inch black slash-cut tips. It is 100% manufactured in the USA from T304 aircraft quality stainless steel. Kooks claims their products make the most power in the industry, are specifically designed for maximum power, are dyno and race tested, and fit and install the best. It comes with a limited lifetime warranty to the original purchaser.

Fitment

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Specifications

BrandKooks Headers
Part NumberK009 11514111

Videos

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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