aFe Twisted Steel Y-Pipe

2007–2018 Jeep Wrangler 3.6L V6

Part #: 48-46208

Overview

The aFe Twisted Steel Y-Pipe is a precision-engineered exhaust component designed specifically for Jeep Wrangler models equipped with the 3.6L V6 engine from 2007 through 2018. This Y-pipe replaces the factory unit to improve exhaust flow and reduce turbulence, enhancing overall engine efficiency. Built for Jeep enthusiasts seeking a reliable upgrade that supports performance gains without compromising durability, the aFe Twisted Steel Y-Pipe offers a seamless fit and long-lasting construction.

Ideal for those looking to optimize their Wrangler’s exhaust system, this Y-pipe is crafted to deliver a smooth transition from the exhaust manifold to the mid-pipe, promoting better scavenging and potentially improving throttle response and power delivery.

Key Features

Engineered with attention to detail, the aFe Twisted Steel Y-Pipe incorporates several advanced design elements to ensure superior performance and fitment:

• Leak-Free Seal: Utilizes high-quality OE-style flanges and band clamps providing a complete 360-degree sealing surface to prevent exhaust leaks.
• True Merge Collector: Eliminates dead space and turbulence common in formed collectors, ensuring smoother exhaust flow and improved efficiency.
• Hassle-Free Installation: Comes with all necessary components for a straightforward installation with no modifications required.
• Durable Twisted Steel Construction: Built to withstand high temperatures and resist corrosion for long-term reliability.
• Optimized Fitment: Designed exclusively for 4-door Jeep Wrangler JK models with the 3.6L V6 engine.
• Manufactured in the USA: Produced in aFe’s Corona, California facility, ensuring quality craftsmanship and consistency.

Construction & Design

The aFe Twisted Steel Y-Pipe is constructed from premium twisted steel, chosen for its strength and heat resistance. The twisted steel tubing is precisely bent to optimize exhaust flow dynamics, reducing turbulence and backpressure. The use of OE-style flanges and robust band clamps guarantees a secure, leak-free connection to the factory exhaust system. This attention to detail in materials and design ensures the Y-pipe maintains structural integrity under demanding conditions while contributing to improved exhaust efficiency.

Installation & Fitment

Installation of the aFe Twisted Steel Y-Pipe is designed to be straightforward and user-friendly. All necessary hardware is included, allowing for a direct bolt-on replacement without the need for cutting, welding, or additional modifications. This Y-pipe fits 4-door Jeep Wrangler JK models equipped with the 3.6L V6 engine from 2007 to 2018. It is important to note that this product is not compatible with 2-door models.

What's Included

• aFe Twisted Steel Y-Pipe (2" to 2.5" diameter)
• OE-style flanges
• Band clamps for secure sealing
• Installation hardware
• Detailed installation instructions

Ideal For

This Y-pipe is perfect for Jeep Wrangler JK owners who want to upgrade their exhaust system for improved flow and reliability. It suits enthusiasts focused on enhancing performance without sacrificing factory fitment or requiring complex modifications. Whether upgrading for off-road adventures or daily driving, the aFe Twisted Steel Y-Pipe provides a durable and efficient solution.

Emissions Note

This product does not require a CARB Executive Order (EO) number and is designed to comply with emissions regulations for the specified vehicle applications.

aFe POWER (Advanced FLOW Engineering) offers dyno-proven intake, filtration, and exhaust upgrades aimed at measurable performance gains. The brand’s lineup is geared toward enthusiasts looking for better airflow, improved sound, and durable materials—from cold air intakes to stainless exhaust systems for street and track applications.