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Exhaust› Mufflers and Resonators

Kooks Headers

Kooks 2.5in Oval Clamp In Muffler 12in Long Body Polished Stainless Steel

$144.17 $129.75 Save $14.42

SKU: K009 KO250-12-CI

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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: KO250-12-CI

Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!"

2-1/2" Oval Clamp In Muffler. Polished Stainless Center Inlet/Outlet. 12" Long Body. 16" Overall length. 4-1/2" x 7-1/2" Oval Body. 2-1/2" I.D. Inlet and Outlet. Includes Clamps for Installation. Welding not required. Sold Individually.

MIA's Description

The Kooks KO250-12-CI is a clamp-in muffler designed to optimize exhaust flow and reduce noise. Crafted from durable, polished 304 stainless steel, it offers a sleek appearance and resistance to heat and corrosion. This muffler features a 12-inch long body with a 2.50-inch inlet and outlet, designed for easy integration into existing exhaust systems.

Installation is straightforward as welding is not required. The muffler slips over 2-1/2-inch outer diameter tubing and is secured with the included clamps. The product is sold individually and is manufactured in the USA, backed by a limited lifetime warranty.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandKooks Headers
Part NumberK009 KO250-12-CI

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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