Kooks Headers 3in Stainless Steel OEM Cat Y Pipe Header

2009–2023 Ram 1500 5.7L Hemi

Part #: 35103202

Overview

The Kooks 3-inch Stainless Steel OEM Cat Y Pipe Header is a high-performance exhaust component designed specifically for Ram 1500 trucks equipped with the 5.7L Hemi engine from 2009 through 2023, including the Ram 1500 Classic models from 2019 to 2023. Crafted by Kooks Headers and Exhaust, a leader in the performance exhaust industry for over 50 years, this Y pipe header is engineered to enhance exhaust flow and improve overall engine efficiency.

Ideal for enthusiasts seeking to upgrade their factory exhaust system, this header supports both street and race applications, delivering improved throttle response and a more aggressive exhaust note without compromising reliability or drivability.

Key Features

Engineered for durability and performance, the Kooks 3in SS OEM Cat Y Pipe Header offers the following key features:

• Precision mandrel-bent 3-inch tubing for optimal exhaust flow
• Handcrafted in the USA using premium stainless steel for corrosion resistance
• Direct bolt-on fitment to OEM catalytic converters for straightforward installation
• Designed to maintain OEM emissions compliance when paired with factory components
• Improves exhaust scavenging to enhance horsepower and torque delivery
• Compatible with stock and aftermarket headers for versatile upgrade paths
• Robust construction to withstand high temperatures and demanding driving conditions
• Developed through decades of racing experience and real-world testing

Construction & Design

Kooks utilizes premium stainless steel tubing that is mandrel bent to ensure smooth, unrestricted exhaust flow throughout the Y pipe. Each unit is handcrafted with meticulous attention to detail, ensuring precise fitment and long-lasting durability. The 3-inch diameter tubing is optimized to balance exhaust velocity and volume, reducing backpressure and promoting efficient engine breathing.

The design integrates seamlessly with the OEM catalytic converters, preserving emissions compliance and maintaining the factory exhaust layout. This approach minimizes installation complexity while maximizing performance gains.

Installation & Fitment

This Kooks Y pipe header is engineered for direct bolt-on installation on Ram 1500 models equipped with the 5.7L Hemi engine from 2009 to 2023, including the Ram 1500 Classic from 2019 to 2023. It replaces the factory Y pipe and connects directly to the OEM catalytic converters, requiring no cutting or welding for proper fitment.

Installation typically requires basic hand tools and mechanical knowledge. It is recommended to have the installation performed by a professional or an experienced enthusiast to ensure proper torque specifications and leak-free connections.

What's Included

• Kooks 3-inch Stainless Steel OEM Cat Y Pipe Header
• All necessary hardware for installation
• Detailed installation instructions

Ideal For

This Y pipe header is perfect for Ram 1500 owners looking to upgrade their exhaust system for improved performance and sound without sacrificing OEM fitment or emissions compliance. It suits street drivers, weekend racers, and off-road enthusiasts who demand reliable power gains and enhanced exhaust tone from their 5.7L Hemi engine.

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.