Kooks Headers OEM Style 3in Cat-Back Exhaust System: Dodge Challenger 2015-2023 w/ OEM Tips

Kooks Headers OEM Style 3in Cat-Back Exhaust System

2015–2023 Dodge Challenger SRT Hellcat, Demon, Jailbreak, Redeye, Widebody, Super Stock

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Overview:

The Kooks Headers OEM Style 3-inch Cat-Back Exhaust System is engineered for Dodge Challenger enthusiasts seeking a perfect balance of performance, sound, and factory aesthetics. Designed to fit 2015 through 2023 Dodge Challenger models including SRT Hellcat, Demon, Jailbreak, Redeye, Widebody, and Super Stock variants, this system upgrades your exhaust flow while retaining the use of your OEM exhaust tips for a seamless, stock appearance.

Handcrafted in the USA by Kooks Headers and Exhaust, a leader in high-performance exhaust technology for over 50 years, this cat-back system delivers improved horsepower and torque with a refined, aggressive exhaust note. It is ideal for street, race, and off-road applications where quality, durability, and fitment are paramount.

Key Features:

Built to maximize power and reliability, the Kooks OEM Style Cat-Back Exhaust System offers:

• 304 stainless steel construction for superior corrosion resistance and longevity
• 16-gauge mandrel-bent tubing ensuring smooth exhaust flow and optimal performance
• 3-inch diameter cat-back piping paired with a 2-3/4 inch inlet to match OEM headers and connection pipes
• Includes a 3-inch X-pipe to balance exhaust pulses and enhance scavenging
• Equipped with Kooks 10-inch and 14-inch round race mufflers for a deep, aggressive tone without drone
• Reuses OEM exhaust tips with OEM clamps for a clean, factory look
• Complete hardware and clamps included for a straightforward installation
• Dyno and race tested to ensure maximum power gains and durability
• Limited lifetime warranty to the original purchaser
• Manufactured entirely in the USA by a family-owned company with three generations of expertise

Construction & Design:

This cat-back exhaust system is meticulously crafted from premium T304 aircraft-quality stainless steel, known for its exceptional strength and resistance to rust and corrosion. The 16-gauge mandrel-bent tubing preserves smooth exhaust flow by eliminating restrictions and sharp bends, which optimizes horsepower and torque output.

The design incorporates a 3-inch X-pipe that improves exhaust scavenging and balances cylinder pulses, resulting in enhanced engine efficiency and a more refined exhaust note. The system’s mufflers are specifically tuned race-style units that provide a deep, aggressive sound while minimizing unwanted drone during cruising.

Performance & Sound

Kooks’ OEM Style Cat-Back Exhaust System is engineered to unlock the full potential of your Dodge Challenger’s powertrain. By reducing backpressure and improving exhaust flow, this system helps increase horsepower and torque across the RPM range. The inclusion of the X-pipe and race mufflers delivers a rich, throaty exhaust tone that enhances the driving experience without overwhelming cabin comfort.

Installation & Fitment:

Designed as a direct bolt-on replacement for the factory cat-back system, this Kooks exhaust fits 2015–2023 Dodge Challenger models equipped with OEM or Kooks headers and OEM connection pipes. It reuses the factory exhaust tips and clamps, ensuring a seamless integration with your vehicle’s existing components. Installation requires no cutting or welding, making it accessible for professional installers and experienced enthusiasts alike.

What's Included:

• 3-inch diameter cat-back exhaust piping
• 3-inch X-pipe
• Kooks 10-inch and 14-inch round race mufflers
• Clamps and hardware necessary for installation
• Instructions for installation

Ideal For:

This exhaust system is perfect for Dodge Challenger owners who want to enhance performance and sound while maintaining a factory-correct appearance. It suits street drivers, weekend racers, and enthusiasts who demand quality craftsmanship and proven race-tested technology. Whether you drive a Hellcat, Demon, Redeye, Jailbreak, Widebody, or Super Stock, this Kooks cat-back system delivers reliable power gains and an aggressive exhaust note without compromising daily drivability.