aFe BladeRunner Intercooler Tubes

Fits 2017–2019 GM Silverado 2500HD and Sierra 2500HD with V8 6.6L Duramax Diesel (L5P)

Part #: 46-20334-B

Overview

The aFe BladeRunner intercooler tube kit is designed to enhance the airflow and durability of your 2017-2019 GM L5P diesel trucks. Crafted from aircraft-grade, mandrel-bent aluminum tubing, these intercooler tubes are engineered to withstand higher boost pressures and increased horsepower, making them ideal for enthusiasts seeking improved performance and reliability. The kit features factory mounting points, high-quality hardware, and 5-ply silicone couplings for a secure, leak-free installation. Whether you're upgrading for increased power or improved efficiency, these intercooler tubes help your diesel engine breathe better under demanding conditions, supporting optimal combustion and engine response.

Key Features

Designed from durable, aircraft-grade aluminum with precise mandrel bends for smooth airflow.

• Constructed with 3" and 3 1/2" tubing for maximum flow
• Factory-mounting locations for straightforward installation
• Includes high-quality hardware and 5-ply silicone couplings for a secure fit
• Built to handle increased boost and horsepower levels
• Robust TIG-welded construction for long-lasting durability
• Enhances airflow efficiency and engine response

Construction & Design

The intercooler tubes are fabricated from aircraft-grade aluminum, featuring mandrel bends that ensure minimal airflow restriction and optimal flow dynamics. TIG welding provides a strong, precise seam that withstands high boost pressures and thermal stresses, ensuring longevity and consistent performance. The design maintains factory mounting points, simplifying installation without the need for modifications or additional hardware.

Performance & Response

By increasing airflow capacity and reducing turbulence, these intercooler tubes help improve throttle response and overall engine efficiency. The enhanced flow supports higher boost levels, which can contribute to increased power output and better fuel economy under load. The robust construction ensures consistent performance even in demanding driving conditions, making them a reliable upgrade for serious diesel enthusiasts.

Installation & Fitment

The kit is designed for direct bolt-on installation using existing factory mounting points. The included hardware and silicone couplings facilitate a hassle-free setup, with no need for cutting or welding. Proper alignment and secure connections help ensure long-term durability and optimal performance.

What’s Included

The package includes the mandrel-bent aluminum intercooler tubes, high-quality hardware, and 5-ply silicone couplings necessary for installation. All components are engineered to fit seamlessly on your 2017-2019 GM diesel truck, providing a reliable upgrade to your vehicle’s intake system.