aFe Apollo GT Series Cat-Back Exhaust

Fits GM Trucks 2009–2018 with V6-4.3L, V8-4.8L, or V8-5.3L engines

Part #: 49-44135-B

Overview

The aFe Apollo GT Series Cat-Back Exhaust is a high-performance exhaust system designed specifically for GM trucks from 2009 to 2018 equipped with V6-4.3L or V8-4.8L/5.3L engines. Crafted from durable 3" mandrel-bent 409 stainless steel tubing, this system ensures maximum strength, corrosion resistance, and optimal airflow. Its aggressive sound profile enhances your vehicle’s presence on the road while supporting improved exhaust flow and engine response. Whether you're looking to boost your truck's sound, style, or performance, this exhaust system offers a balanced combination of durability and enhanced driving experience.

Key Features

Designed to deliver a bold, aggressive exhaust note, the Apollo GT Series features a high-flow 409 stainless steel muffler that helps optimize exhaust flow and reduce backpressure. The dual rear exit configuration provides a sleek, symmetrical look and allows for easy installation. Finishing the system are dual 4-1/2" diameter black stainless steel clamp-on tips, riveted with the aFe POWER logo plate, adding a distinctive style element to your truck’s rear end. The system is engineered for straightforward bolt-on installation, making it a practical upgrade for enthusiasts seeking both performance and aesthetics.

Construction & Design

Constructed from 3" mandrel-bent 409 stainless steel tubing, the exhaust system is built for maximum durability and corrosion resistance. The high-flow muffler is designed to produce an aggressive, deep tone that complements the truck’s engine characteristics. The black stainless steel tips are finished with a durable coating, providing a sleek, modern appearance that resists discoloration and corrosion over time.

Driving Feel & Feedback

This cat-back exhaust enhances the auditory experience of your vehicle, delivering a more aggressive and satisfying exhaust note. The improved airflow support can contribute to a slight increase in throttle response and engine efficiency, making your driving experience more engaging without compromising reliability or daily usability.

Installation & Fitment

Designed for a direct bolt-on installation, this system fits GM trucks from 2009 to 2018 with compatible engine configurations. No cutting or welding is typically required, allowing for a straightforward upgrade process that can be completed with basic hand tools.

What’s Included

The package includes all necessary clamps, hangers, and hardware for a complete installation, ensuring a secure fit and optimal performance.