Kooks 3100H420 is a header and catted connection pipe kit for the 2009-2023 Dodge Charger 5.7L, the 2009-2023 Dodge Challenger 5.7L and the 2009 and later Chrysler 300C 5.7L. It includes 1-7/8 in x 3 in stainless steel headers and catted stainless steel connection pipes with a 3 in x 2-1/2 in (OEM) outlet. The material is 304 stainless steel.
Notes:
- Does not fit AWD cars.
- The standard race cats are not for use in forced induction applications.
Specifications:
- Brand: Kooks
- Part Number: 3100H420
- Headers: 1-7/8" x 3" Stainless Steel Headers
- Connection Pipes: 3" x 2-1/2" (OEM) Outlet Catted Stainless Steel Connection Pipes
- Material: 304 Stainless Steel
- Drivetrain: Does Not Fit AWD Cars
- Forced Induction: Not for use in Forced Induction Applications
Vehicle Applications
Fits 88 vehicle-year applications, grouped by model with year ranges.
- 2009-2020 Chrysler 300 C 5.7L
- 2013-2014 Chrysler 300 C Luxury 5.7L
- 2015-2017 Chrysler 300 C Platinum 5.7L
- 2010, 2012-2023 Chrysler 300 S 5.7L
- 2009-2023 Dodge Challenger R/T 5.7L
- 2012 Dodge Challenger R/T Classic 5.7L
- 2015-2016 Dodge Challenger R/T Plus 5.7L
- 2016 Dodge Challenger R/T Plus Shaker 5.7L
- 2016 Dodge Challenger R/T Shaker 5.7L
- 2017-2018 Dodge Challenger T/A 5.7L
- 2017-2018 Dodge Charger Daytona 5.7L
- 2012-2023 Dodge Charger Pursuit 5.7L
- 2009-2023 Dodge Charger R/T 5.7L
- 2015-2016 Dodge Charger R/T Road & Track 5.7L
- 2009-2013 Dodge Charger SE 5.7L
Race Use Only: This product is manufactured and sold for installation on vehicles used solely for competition. Once installed, the vehicle may not be used, registered, or licensed for use on a public road or highway. Installation on a street-driven vehicle may violate the Clean Air Act 203(a)(3), 42 U.S.C. 7522(a)(3).
California Proposition 65 Warning: Cancer and Reproductive Harm. www.P65Warnings.ca.gov
FAQ
What vehicles does the Kooks 3100H420 fit?
It fits the 2009-2023 Dodge Charger and Challenger with the 5.7L and the 2009 and later Chrysler 300C 5.7L. See Vehicle Applications for each model year and trim.
Does it fit AWD cars?
No. It does not fit AWD cars.
Can it be used with a supercharger or turbo?
No. The standard race cats are not for use in forced induction applications.
Is the Kooks 3100H420 street legal?
No. It is sold for competition use only. California prohibits aftermarket exhaust parts that modify, remove or replace original equipment catalysts unless a CARB Executive Order covers the part, and Kooks does not represent that this product has one. Installation on a street-driven vehicle may violate the Clean Air Act (42 U.S.C. 7522(a)(3)).

