Kooks 1-7/8-Inch Signature Series Stepped Long Tube Headers with High Flow Catted OEM Connections (08-23 6.1L HEMI, 6.4L HEMI Challenger)Find parts that fit my vehicle

Maximum Exhaust Performance. Equipping your HEMI Challenger with long tube headers is an excellent way to get it ready for the track. As far as these go, the Kooks 1-7/8-Inch Signature Series Stepped Long Tube Headers with High Flow Catted OEM Connections are a perfect choice. These high flow catted long tube headers’ specialized design utilizes just two stepped transitions. This design, when combined with its 1.875-inch free-flowing plumbing, encourages increased exhaust gas velocity optimizing your ride’s combustion cycles. The result is boosts in horsepower and torque you can feel.

Advance Your Sound. These Kooks high flow catted long tube headers will also transform your ride’s exhaust sound from an already impressive rumble into a full-on menacing roar. In doing so, these long tube headers provide your ride with the attitude to back up its new performance potential.

Includes High Flow Catted Connector Pipes. To maximize your HEMI Challenger’s performance, these long tube headers will replace your factory catalytic converters with high-flow catted connector pipes. These connector pipes’ built-in catalytic converters offer less resistance when compared to your ride’s factory counterpart, making sure you get maximum exhaust gas flow.

Heavy-Duty Build Quality. These high-flow catted long tube headers are manufactured from CNC mandrel-bent 304 stainless steel tubes with a diameter of 1.875 inches. This combination of advanced manufacturing and quality steel gives you an extremely durable set of headers that will fit your vehicle like a glove. Meanwhile, flanges are precision-cut from heavy gauge stainless steel plates offering an OE connection when installed. Rounding out their construction is a natural finish designed to acquire an impressive patina over time.

Re-Tuning of ECU Necessary. Installing these cats can trip your check engine light since you will be replacing your factory catalytic converters with high-flow cats. Considering this, re-tuning your ECU may be necessary. Also, an ECU re-tune can optimize your vehicle’s performance so this is always a good idea.

Application. These Kooks 1-7/8-Inch Signature Series Stepped Long Tube Headers with High Flow Catted OEM Connections fit all 2008-2023 6.1L Dodge HEMI Challenger and 6.4L HEMI Challenger models.

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