Kooks Headers Cat Back Exhaust System

2008–2014 Dodge Challenger SRT8

Part #: 31324200

Overview

The Kooks 3" Stainless Steel Cat Back Exhaust System is engineered specifically for the 2008 through 2014 Dodge Challenger SRT8, delivering a perfect balance of performance, sound, and style. Designed for enthusiasts seeking to enhance their vehicle’s exhaust flow and auditory presence, this cat-back system replaces the factory exhaust from the catalytic converters back, providing noticeable gains in power and a more aggressive exhaust tone.

Whether you are looking to improve throttle response, increase horsepower, or simply upgrade the exhaust note, the Kooks cat-back system offers a direct-fit solution that complements the Challenger SRT8’s muscular character. This system is ideal for owners who want a high-quality, durable exhaust upgrade without the need for extensive modifications.

Key Features

Crafted with precision and performance in mind, the Kooks cat-back exhaust system includes several standout features:

• 3" diameter mandrel-bent piping for optimal exhaust flow and minimal restriction
• 304 Grade stainless steel construction for superior corrosion resistance and longevity
• Includes a 3" X-Pipe to balance exhaust pulses and enhance scavenging
• Kooks Oval Race Mufflers designed to improve exhaust tone while reducing drone
• Polished 4" slash cut stainless steel tips for a bold, aggressive appearance
• Direct bolt-on fitment for 2008–2010 and 2011–2014 Dodge Challenger SRT8 models
• Compatible with stock manifolds and catalytic converters or Kooks connection pipes if headers are not installed
• Split rear exit design for a distinctive exhaust layout and sound

Construction & Design

This cat-back system is expertly crafted from premium 304 stainless steel, known for its excellent strength and resistance to rust and corrosion. The mandrel-bent tubing ensures smooth bends that maintain consistent diameter throughout, preventing flow restrictions and maximizing exhaust efficiency. The system includes two Kooks Oval Race Mufflers, which are engineered to provide a deep, aggressive tone without excessive drone during cruising.

The polished 4" slash cut tips not only enhance the visual appeal but also withstand high temperatures and resist discoloration. Every component is designed for durability and long-lasting performance, making this exhaust system a reliable upgrade for your Dodge Challenger SRT8.

Performance & Sound

By replacing the restrictive factory exhaust components with a free-flowing 3" system, the Kooks cat-back exhaust improves exhaust scavenging and reduces backpressure. This results in enhanced horsepower and torque delivery, especially noticeable in mid to high RPM ranges. The inclusion of the X-Pipe further balances exhaust pulses, contributing to smoother engine operation and a more refined exhaust note.

The sound profile is aggressive yet refined, delivering a throaty growl at idle and a powerful roar under acceleration. The system is tuned to provide an exhilarating driving experience without overwhelming cabin drone, making it suitable for both spirited driving and daily use.

Installation & Fitment

The Kooks cat-back exhaust system is designed for a direct bolt-on installation on 2008–2014 Dodge Challenger SRT8 models. It fits with the factory manifolds and catalytic converters or can be paired with Kooks connection pipes if aftermarket headers are installed. No cutting or welding is required, allowing for a straightforward installation process that can typically be completed with basic hand tools.

Installation time varies depending on experience but is generally achievable in a few hours. The system’s precise fitment ensures proper alignment and clearance, maintaining factory ground clearance and exhaust routing.

What's Included

• 3" mandrel-bent stainless steel cat-back piping
• 3" X-Pipe for balanced exhaust flow
• Two Kooks Oval Race Mufflers
• Polished 4" stainless steel slash cut exhaust tips
• All necessary clamps and hardware for installation

Ideal For

This exhaust system is perfect for Dodge Challenger SRT8 owners who want to enhance their vehicle’s performance and sound without compromising reliability or requiring extensive modifications. It suits enthusiasts looking for a durable, high-quality upgrade that delivers both visual appeal and a commanding exhaust note. Whether for street driving, weekend cruising, or spirited track days, the Kooks cat-back exhaust system elevates the driving experience of the Challenger SRT8.

Kooks Headers & Exhaust is a heritage performance exhaust manufacturer best known for high-quality stainless steel headers and complete exhaust systems. Built for serious street and track builds, Kooks products focus on fitment, durability, and the kind of airflow improvements enthusiasts chase when stepping up power.