Kooks has created one of the best exhaust system in the industry through the innovation of the state-of-the-art technology that uses the most premium T304 aircraft quality stainless steel materials. Kooks Headers' exhaust systems promotes improved airflow to maximize horsepower gains while offering a deep tone like no other. Kooks' passion to deliver performance excellence shines through in their exhaust systems that are rivalled by few. The innovative design of these exhaust systems minimize back pressure to add power to your vehicle while also improving fuel economy for daily drivers. If you're looking for additional power on a budget, Kooks' Exhaust System is an excellent choice.

The Kooks company has been around in the automotive industry since 1962, when George "Papa" Kook built his first set of exhaust headers for his family race car. Papa Kook competed on a weekly basis and tweaking his design to maximize performance. Today, Kooks focuses heavily on creating high performing race headers and exhaust system be it for drag or circle track or road racing, and even offshore marine applications. Kooks has continued to be a dominant name in today's most competitive competitions such as NasCar, NMCA, NHRA, and more. Driven to product "Superior Engineering with performance excellence", Kooks Headers' vision is to one day "lead the exhaust industry with innovation and craftsmanship while providing superior service."

Today, there has been three generations of the Kooks family who have been manufacturing the highest quality of complete exhaust systems, headers, mufflers, and other accessories in the United States. All the Kooks products have gone through the rigorous process of Mandrel-bent T304 aircraft quality stainless steel construction that produces Kooks products that are extremely reliable to provide only the best optimum performance for any vehicle's engine. The Kooks products are expertly designed to offer maximum horsepower, excellent torque, and faster response in the engines. The Kooks family business is gearing their focus to the racing world, and they are effectively successful in manufacturing race products that paves the way for race car drivers to take down their competitors in the race tracks. Customers love to deal with Kooks not only because of exceptional products, but also because they have a customer service support that are definitely friendly, knowledgeable, and goes out of their way to answer all queries and concerns of their valued customers. Kooks started from a humble beginning, and though they are now at the pedestal of success, they remember where they came from.

Warranty Information

Lifetime Warranty. Kooks Headers and Exhaust products are covered under their limited lifetime warranty. This warranty is limited to the repair or replacement of the product if the problem is due to faulty materials or workmanship. The warranty does not cover any coatings, polishing, painting, etc. and will NOT cover and re-coatings, re-polishing, or re-paintings to the headers.

Kooks will not warranty any exhaust product that has been improperly installed, crashed, welded, or modified (coatings, header wraps, etc.) in any way. Kooks will not cover damage to any related components. Neither the seller, nor Kooks, will be responsible or liable for any loss, damage or injury resulting from the direct or indirect use of this product or inability by the purchaser to determine proper use or application of this product. Kooks Headers and Exhaust products are built for off-highway use only and disclaim all liability for products used in racing activities and/or applications other than those specifically recommended in the current catalog.

Claimed defective products must be returned with a Returned Merchandise Authorization (RMA) number to Kooks at the buyer's expense. Products returned without an RMA number are subject to refusal. The returned product will need to include your name, address, daytime phone number, RMA number, and a copy of your sales receipt if available. Warranty will not be considered without a copy of your sales receipt. Upon receipt, Kooks Headers and Exhaust will, at its option, repair or replace the defective item.

Kooks Mufflers. Kooks Headers and Exhaust Mufflers come with a 2 year limited replacement warranty. The muffler in question will need to have an Returned Merchandise Authorization (RMA) number and follow the same warranty return policy as stated above. Once the product is received by Kooks, it will be evaluated to determine the reason for failure. If cause of failure is determined to be impact damage, the claim will be denied. If it is a defective part that caused the failure, then the said muffler will be replaced and shipped back to the consumer at no charge. If it is determined to be an issue other than part failure, then we can offer a replacement muffler at a discounted rate.

Catalytic Converters. Vehicles equipped with a factory supercharger or turbocharger will only receive a warranty on Kooks Catalysts if they have the GREENCATS. There will be no warranty on our standard high flow catalyst if the vehicle comes equipped with a factory forced induction system. Furthermore, we recommend upgrading to the GREENCATS if your application will be producing more than 600 horsepower. GREENCATS can be installed on any of the Kooks exhaust systems.

Example: A Ford Mustang GT500, which comes equipped with a supercharger from Ford, will only receive a Kooks-backed warranty if they are running the GREENCATS.

Kooks Headers and Exhaust EPA-Certified GREENCATS come with a 2-year limited replacement warranty. The standard High Flow Race Catalyst come with a 1-year limited replacement warranty. The catalyst in question will need to have a Returned Merchandise Authorization (RMA) number and follow the same warranty return policy as stated above. Once the product is received by Kooks, it will be evaluated to determine the reason for failure. If it is a defective part that caused the failure, then the said catalyst will be replaced and shipped back to the consumer at no charge. If it is determined to be an issue other than part failure, then we can offer a cat replacement program at a discounted rate.