Borla Cat-Back Exhaust System

Fits 2009–2013 Toyota Tundra 4.6L and 5.7L V8

Part #: 141025

Overview

The Borla S-Type Cat-Back Exhaust system is designed to enhance the performance and sound of your Toyota Tundra equipped with either the 4.6L or 5.7L V8 engine from model years 2009 to 2013. This true dual exhaust system features a split rear exit with polished 4" bright chrome tips crafted from premium T-304 stainless steel, providing a striking visual upgrade and a commanding V8 growl. Ideal for truck owners seeking a blend of aggressive sound, improved exhaust flow, and a lightweight design, this system delivers a noticeable performance boost while maintaining a refined driving experience without interior drone.

Key Features

Engineered for durability and performance, this exhaust system offers:

• Constructed from high-grade T-304 austenitic stainless steel for superior corrosion resistance and longevity
• True dual, split rear exit design with 4" round bright chrome tips for a bold appearance
• Internal H-Pipe within the muffler to enhance exhaust scavenging and sound quality
• Lightweight construction that weighs less than the factory single exhaust system
• Patented straight-through and multi-core technology to optimize exhaust flow and reduce backpressure
• Ultra-smooth mandrel bends to maintain maximum exhaust velocity and power output
• Precision CNC manufacturing for an accurate, bolt-on fitment
• Distinctive Borla Sound of Power that delivers a deep, aggressive tone without cabin drone

Construction & Design

This Cat-Back system is fabricated entirely from premium T-304 stainless steel, which surpasses common T-400 series materials in strength and corrosion resistance. The bright chrome tips are polished to a mirror finish, enhancing the truck’s rear aesthetics. The internal H-Pipe design balances exhaust pulses, improving both performance and sound refinement. Mandrel bends ensure smooth airflow throughout the system, contributing to better throttle response and efficiency.

Performance & Driving Character

The Borla S-Type exhaust system is engineered to unlock hidden horsepower by increasing exhaust velocity and reducing backpressure. It produces a pure V8 growl that enhances the driving experience without causing unwanted drone inside the cabin. Additionally, the system’s lightweight design can contribute to improved fuel economy, making it a practical upgrade for daily driving and towing alike.

Installation & Fitment

Designed as a direct bolt-on replacement, this Cat-Back exhaust fits 2009 to 2013 Toyota Tundra models with 4.6L or 5.7L engines. Installation requires no cutting or welding, ensuring a straightforward upgrade with factory-style mounting points and hardware compatibility.