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Kooks Custom Headers HEMI/Modular Stainless Header Bolt Kit
$68.22
Hurry Low Stock
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!"Kooks Certified Header Stainless Steel Bolt Kit. Includes 16) M8 - 1.25 x 25mm Bolts. 5.7L(2009+)/6.1L/6.2L/6.4L HEMI Engines. This part is a replacment for damaged or lost bolt kits.

  • Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.


  • Locking Clip Included: No
  • Material: Stainless Steel

Other Part Numbers:
Kooks #kshBK111

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Vehicle Make/Model
Chrysler 300 2005-2010 C SRT8
Chrysler 300 2005-2020 C
Chrysler 300 2006 C Heritage
Chrysler 300 2007 C Heritage Edition II
Chrysler 300 2007-2010, 2012-2014 C Lujo
Chrysler 300 2010, 2012-2014 Base
Chrysler 300 2010, 2013-2016, 2018-2020 Touring
Chrysler 300 2010, 2012, 2015-2020 Limited
Chrysler 300 2010, 2012-2020 S
Chrysler 300 2012-2014 C Luxury
Chrysler 300 2012-2014 SRT8
Chrysler 300 2013 SRT8 Core
Chrysler 300 2015-2017 C Platinum
Chrysler 300 2017-2019 Hemi
Chrysler 300 2017-2019 3.6
Chrysler 300 2018-2020 Touring L
Dodge Challenger 2008-2014 SRT8
Dodge Challenger 2009-2020 R/T
Dodge Challenger 2009-2011 SE
Dodge Challenger 2009-2020 SXT
Dodge Challenger 2009-2010, 2014 Base
Dodge Challenger 2011-2012, 2014, 2016-2018 SRT
Dodge Challenger 2011-2013, 2015-2018 SXT Plus
Dodge Challenger 2012-2014 R/T Classic
Dodge Challenger 2013-2014 Rallye Redline
Dodge Challenger 2015-2020 SRT Hellcat
Dodge Challenger 2015-2016 Black Line
Dodge Challenger 2015-2016 R/T Plus
Dodge Challenger 2015-2019 Scat Pack
Dodge Challenger 2015-2018 SRT 392
Dodge Challenger 2016 R/T Shaker
Dodge Challenger 2016-2020 R/T Scat Pack
Dodge Challenger 2016 R/T Plus Shaker
Dodge Challenger 2016 392 Hemi Scat Pack Shaker
Dodge Challenger 2017-2019 R/T 392
Dodge Challenger 2017-2020 GT
Dodge Challenger 2017-2018 T/A
Dodge Challenger 2017-2018 T/A 392
Dodge Challenger 2017 SRT Go Mango
Dodge Challenger 2017-2018 Dual Stripes
Dodge Challenger 2018-2020 SRT Hellcat Widebody
Dodge Challenger 2018 SRT Demon
Dodge Challenger 2018 Edicion Especial
Dodge Challenger 2019-2020 Scat Pack 392
Dodge Challenger 2019-2020 SRT Hellcat Redeye Widebody
Dodge Challenger 2019 SRT HellCat Edicion Especial
Dodge Challenger 2019-2020 R/T Scat Pack Widebody
Dodge Challenger 2019-2020 SRT Hellcat Redeye
Dodge Challenger 2020 Scat Pack 392 Widebody
Dodge Challenger 2020 SRT Super Stock
Dodge Charger 2006-2020 R/T
Dodge Charger 2006-2010, 2012-2014 SRT8
Dodge Charger 2006-2020 SXT
Dodge Charger 2006-2017 SE
Dodge Charger 2006-2007 Base
Dodge Charger 2006, 2017-2019 Daytona R/T
Dodge Charger 2006-2020 Pursuit
Dodge Charger 2007-2008 SRT8 Super Bee
Dodge Charger 2011-2016, 2018, 2020 SXT Plus
Dodge Charger 2011, 2015-2016 R/T Road & Track
Dodge Charger 2012-2020 Enforcer
Dodge Charger 2015-2018 R/T Scat Pack
Dodge Charger 2015-2018 SRT 392
Dodge Charger 2015-2020 SRT Hellcat
Dodge Charger 2017-2018 Daytona 392
Dodge Charger 2017-2018 Daytona
Dodge Charger 2017-2018 R/T 392
Dodge Charger 2018-2020 GT
Dodge Charger 2018 SXT Plus Leather
Dodge Charger 2018 GT Plus
Dodge Charger 2019-2020 Scat Pack 392
Dodge Charger 2019-2020 Scat Pack
Dodge Charger 2020 Scat Pack 392 Widebody
Dodge Charger 2020 SRT Hellcat Widebody
Dodge Durango 2011-2018 R/T
Dodge Durango 2011-2018 SXT
Dodge Durango 2011 Express
Dodge Durango 2011-2013 Crew
Dodge Durango 2011 Heat
Dodge Durango 2011-2018 Citadel
Dodge Durango 2012-2013 Crew Luxe
Dodge Durango 2012-2018 Special Service
Dodge Durango 2012-2013 Base
Dodge Durango 2012-2013 Crew Plus
Dodge Durango 2014-2016 Limited
Dodge Durango 2014-2015 Rallye
Dodge Durango 2017-2018 GT
Dodge Durango 2018 SXT Plus
Dodge Durango 2018 Pursuit
Dodge Durango 2018 SRT
Dodge Durango 2018 Enforcer
Dodge Magnum 2006-2008 R/T
Dodge Magnum 2006-2008 SRT8
Dodge Magnum 2006-2008 SXT
Dodge Magnum 2006-2007 Base
Dodge Magnum 2006-2008 SE
Dodge Ram 1500 2009-2010 Laramie
Dodge Ram 1500 2009-2010 TRX4
Dodge Ram 1500 2009-2010 ST
Dodge Ram 1500 2009-2010 SLT
Dodge Ram 1500 2009-2010 TRX
Dodge Ram 1500 2009-2010 Sport
Jeep Grand Cherokee 2011-2018 Overland
Jeep Grand Cherokee 2011-2018 Laredo
Jeep Grand Cherokee 2011-2018 Limited
Jeep Grand Cherokee 2011-2013 Limited Premium
Jeep Grand Cherokee 2012-2015 SRT8
Jeep Grand Cherokee 2012 Overland Summit
Jeep Grand Cherokee 2012-2013 Laredo X
Jeep Grand Cherokee 2012-2013 Laredo E
Jeep Grand Cherokee 2013-2018 SRT
Jeep Grand Cherokee 2014-2018 Summit
Jeep Grand Cherokee 2016 75th Anniversary
Jeep Grand Cherokee 2017-2018 Limited Lujo Advance
Jeep Grand Cherokee 2017-2018 Trailhawk
Jeep Grand Cherokee 2017-2018 Blindada
Jeep Grand Cherokee 2017-2018 Limited Lujo
Jeep Grand Cherokee 2017-2018 Summit Elite Platinum
Jeep Grand Cherokee 2018 Trackhawk
Jeep Grand Cherokee 2018 Altitude
Jeep Grand Cherokee 2018 Limited Lujo V8
Jeep Grand Cherokee 2018 High Altitude
Jeep Wrangler 2007-2011 X
Jeep Wrangler 2007-2018 Unlimited Sahara
Jeep Wrangler 2007-2017 Sahara
Jeep Wrangler 2007-2018 Unlimited Rubicon
Jeep Wrangler 2007-2011 Unlimited X
Jeep Wrangler 2007-2018 Rubicon
Jeep Wrangler 2009 X-S
Jeep Wrangler 2010-2018 Sport
Jeep Wrangler 2010 Islander
Jeep Wrangler 2010-2018 Unlimited Sport
Jeep Wrangler 2010, 2012 Unlimited Mountain
Jeep Wrangler 2011 Unlimited 70th Anniversary
Jeep Wrangler 2011 70th Anniversary
Jeep Wrangler 2012, 2015 Unlimited Altitude
Jeep Wrangler 2012 Unlimited
Jeep Wrangler 2014 Unlimited Willys Wheeler
Jeep Wrangler 2014 Willys Wheeler
Jeep Wrangler 2015 Unlimited Hard Rock
Jeep Wrangler 2016 75th Anniversary
Jeep Wrangler 2016, 2018 Sport S
Jeep Wrangler 2016, 2018 Unlimited Sport S
Jeep Wrangler 2016 Unlimited 75th Anniversary
Jeep Wrangler 2016 Unlimited Black Bear
Jeep Wrangler 2017 Unlimited Winter Edition
Jeep Wrangler 2017 Unlimited Smoky Mountain
Jeep Wrangler 2018 Unlimited Moab
Jeep Wrangler JK 2018 Unlimited Sahara
Jeep Wrangler JK 2018 Unlimited Sport S
Jeep Wrangler JK 2018 Sahara
Jeep Wrangler JK 2018 Rubicon
Jeep Wrangler JK 2018 Unlimited Rubicon
Jeep Wrangler JK 2018 Sport S
Jeep Wrangler JK 2018 Unlimited Sport
Jeep Wrangler JK 2018 Unlimited Willys Wheeler
Jeep Wrangler JK 2018 Sport
Ram 1500 2011-2020 SLT
Ram 1500 2011-2020 ST
Ram 1500 2011, 2013-2019 SXT
Ram 1500 2011-2020 Laramie Longhorn
Ram 1500 2011-2020 Big Horn
Ram 1500 2011-2018 Outdoorsman
Ram 1500 2011-2020 Tradesman
Ram 1500 2011-2020 Sport
Ram 1500 2011-2020 Laramie
Ram 1500 2012 Tradesman HD
Ram 1500 2012-2018 Express
Ram 1500 2013 R/T
Ram 1500 2013-2020 HFE
Ram 1500 2014-2018, 2020 Special Service
Ram 1500 2014-2018 Laramie Limited
Ram 1500 2014-2020 Lone Star
Ram 1500 2015-2020 Rebel
Ram 1500 2015-2020 Limited
Ram 1500 2019-2020 Laramie Sport
Ram 1500 2019-2020 Longhorn
Ram 1500 2020 Hemi Sport
Ram 1500 Classic 2019 Laramie
Ram 1500 Classic 2019 Big Horn
Ram 1500 Classic 2019 Lone Star
Ram 1500 Classic 2019-2020 Special Service
Ram 1500 Classic 2019-2020 Warlock
Ram 1500 Classic 2019 SXT Plus
Ram 1500 Classic 2019-2020 Express
Ram 1500 Classic 2019-2020 ST
Ram 1500 Classic 2019-2020 SLT
Ram 1500 Classic 2019-2020 Tradesman
Ram Ram 1500 2010 Laramie

Kooks Logo

About Kooks Headers & Exhaust

The history of Kooks Headers and Exhaust dates back to its inception in 1962 when founder George Kook (Papa Kook) used a blowtorch to create his very first set of headers for his family’s race car. Mr. Kook’s talent and extensive involvement in racing did not go unnoticed by local racers 

For the last five decades, Kooks has focused its efforts on building high-quality headers and exhaust systems for the racing world. Kooks is well known and respected for having helped set records and win races from drag to circle track, road racing, motorcycle, and even offshore boats. Some of the biggest and most prominent names in IHRA, NHRA, NMCA, NMRA, SCCA, NASA, and NASCAR continue to run Kooks headers  

George Kook Jr. helped lead the company from its modest accomplishments to the creation of a full-fledge manufacturing facility. Today, Kooks Headers and Exhaust supplies top-grade exhaust systems and race headers for street, race, and off-road vehicles, including early- and late-model domestic cars.

What Makes Kooks Stand Out?

Kooks manufactures the best stainless-steel headers and exhausts on the market. The brand covers a wide range of vehicles and applications, so there is sure to be something for everyone! What’s more, Kooks is capable of mandrel-bent tubing services, notching, forming, welding, burning custom flanges, and producing specialty collectors. The company even boasts its own line of racing mufflers and tips to help you build your dream exhaust. Kooks is able to do private label work as well for all your exhaust or tube-bending needs. 

It is safe to say that there is no other header company in the United States which can supply headers for gas engine trucks as well as handcraft custom race headers for 3,000-plus-horsepower applications. Over the past 50 years, Kooks Headers and Exhaust has remained a pioneer in the stainless-steel header revolution while garnering a reputation for being innovators in the industry as a whole.

Kooks takes great pride in delivering only the highest quality products and exceptional customer service to its clients. You can expect to receive only the best customer experience from before to all the way after you purchase Kooks products and make it successfully across the finish line.

Find Kooks Products at Vivid Racing

If you are in the market to upgrade your vehicle’s exhaust system, look no further than Kooks Headers and Exhaust. Vivid Racing carries a comprehensive lineup of Kooks products for numerous makes, models, and applications. Our Kooks inventory is comprised of 45-, 90-, and 180-degree bend steel pipes, catless and catted downpipes, test pipes, axle-back and catback exhaust systems, exhaust gaskets, mufflers, headers, mid-pipes, Y-pipes, and so much more! 

To learn more about Kooks and its products, please give our sales team a call at (480) 966-3040. We look forward to equipping your car with Kooks parts or a complete system to help take your ride to the next level.

Kooks Headers and Exhaust products are covered under our 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 any 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.

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