In Stock
- In Stock Items. Ships Today. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
In Stock

Selected Filters

Availability

- In Stock Items. Ships Today. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters

Kooks Headers Race Series Mufflers

4.82 out of 5 stars 57 Customer Reviews

Kooks race series mufflers are picture-perfect. These race series mufflers are made of 304 grade stainless steel and are polished to perfection. Kooks race series mufflers are manufactured from top-quality materials, their attention to detail is unsurpassed, and their design is inspired by performance. If you want to be a leader--run with a leader! Run with Kooks race series mufflers!

Showing In Stock Items. Show All 2 Items.

Results 1 - 1 of 1

Kooks Headers Race Series 304 Stainless Steel 3 Inch Muffler KO300-12

Muffler, Race Series, Oval, 3.0 in. Center Inlet/Outlet, 4.50 x 7.50 in., 304 Stainless Steel, Polished, Each

Part Number: KOK-KO300-12

4.89 out of 5 stars ( 18 )

Estimated Ship Date: Monday 2/9/2026

...Loading

Estimated Ship Date: Monday 2/9/2026

Page 1 of 1