Gibson Exhaust System

Fits 2003–2006 Toyota Tundra SR5 4.7L

Part #: 18602

Overview

The Gibson 03-06 Toyota Tundra SR5 4.7L 2.5-inch Cat-Back Single Exhaust is designed to enhance your truck’s performance and sound profile. Crafted for Toyota Tundra owners seeking improved acceleration, towing capacity, and hill-climbing ability, this exhaust system offers a significant upgrade over stock setups. Its direct bolt-on design ensures a hassle-free installation, allowing you to enjoy a more aggressive sound and optimized exhaust flow without the need for welding or complex modifications. Made from aluminized steel, this exhaust system combines durability with excellent corrosion resistance, ensuring long-lasting performance even in demanding conditions. This exhaust system is ideal for enthusiasts looking to boost their vehicle’s low-end torque and horsepower, making it a practical upgrade for daily driving, towing, or off-road adventures. It produces a deeper, more refined exhaust note that is quieter inside the cab compared to other performance exhausts, providing a balanced blend of performance and comfort.

Key Features

This Gibson exhaust system features a thoughtfully engineered design focused on maximizing exhaust flow and durability. Key features include:

• Constructed from aluminized steel for corrosion resistance and longevity
• 2.5-inch diameter piping optimized for improved exhaust flow
• Single side exit behind the rear tire for a clean, aggressive look
• Dyno-tested to deliver maximum torque and horsepower gains at low RPMs (1800–3000 RPM)
• Average horsepower increase of 10-15 HP and torque boost of 15-20 lb-ft
• Hassle-free bolt-on installation with no welding required
• Quieter interior sound compared to other performance exhausts, balancing performance with comfort

Construction & Design

The exhaust system is built with aluminized steel tubing, ensuring durability and resistance to rust and corrosion. Its mandrel-bent piping maintains smooth exhaust flow, reducing backpressure and enhancing overall engine efficiency. The design features a single side exit behind the rear tire, providing a sleek and aggressive aesthetic that complements the truck’s rugged appearance.

Driving Feel & Feedback

This exhaust system helps improve low-end response and overall vehicle responsiveness, making acceleration more immediate and towing more effortless. The deep, refined exhaust note enhances driving engagement without excessive noise inside the cab, providing a satisfying sound profile that complements your vehicle’s performance.

Installation & Fitment

Designed for straightforward installation, this bolt-on exhaust system requires no welding or specialized tools. It fits directly onto your Toyota Tundra SR5 4.7L from 2003 to 2006, ensuring a secure and professional-looking upgrade.

What’s Included

The package includes all necessary components for a complete installation, including the aluminized steel piping, clamps, and mounting hardware, ensuring a seamless upgrade process.