aFe Bladerunner Intercooler

Fits 2011–2013 GM Diesel Trucks with V8 6.6L Duramax LML Engine

Part #: 46-20112

Overview

The aFe Bladerunner Intercooler is a high-performance upgrade designed specifically for GM diesel trucks equipped with the V8 6.6L Duramax LML engine from 2011 to 2013. This intercooler is engineered to improve cooling efficiency, helping your vehicle maintain optimal intake temperatures under demanding conditions. Crafted for enthusiasts seeking enhanced durability and performance, the Bladerunner intercooler supports better airflow and heat dissipation, contributing to improved engine response and overall reliability during heavy-duty use or towing. Constructed with a robust 3-inch bar and plate core, this intercooler outperforms standard OE-style tube and fin designs by providing superior heat transfer capabilities. The end tanks are made from 3/16-inch TIG-welded aluminum plates, featuring three multi-directional vanes that effectively direct airflow through the entire core for maximum cooling efficiency. The design ensures consistent performance, even in high-heat environments, helping to prevent heat soak and maintain power output.

Key Features

This intercooler combines advanced materials and thoughtful design to deliver reliable performance and ease of installation. Key features include:

• High-capacity 3-inch bar and plate core for superior heat exchange
• Durable 3/16-inch TIG-welded aluminum end tanks for longevity
• Multi-directional vanes for optimized airflow distribution
• Pre-tapped ports for easy gauge installation and monitoring
• Designed specifically for 2011–2013 GM 6.6L Duramax LML trucks
• Enhanced cooling efficiency to support increased power and towing capacity
• Corrosion-resistant construction for long-lasting performance

Construction & Design

The intercooler features a precision-machined 3-inch bar and plate core, which provides a larger surface area for heat dissipation compared to traditional tube and fin cores. The TIG-welded aluminum end tanks are engineered for strength and durability, with integrated multi-directional vanes that promote even airflow across the entire core. This construction ensures maximum cooling performance while maintaining lightweight characteristics essential for vehicle handling and efficiency.

Installation & Fitment

Designed as a direct replacement upgrade, the aFe Bladerunner Intercooler is engineered for straightforward installation on compatible GM diesel trucks from 2011 to 2013. Proper fitment is achieved with minimal modifications, and the included pre-tapped ports facilitate easy gauge installation, allowing you to monitor intake temperatures and boost performance.

What’s Included

The package includes the intercooler core, TIG-welded aluminum end tanks with multi-directional vanes, and all necessary mounting hardware for a secure fitment. Additional accessories or hardware are not required for installation.

Ideal For

This intercooler is ideal for diesel truck owners looking to improve cooling efficiency, support higher power levels, and enhance overall engine reliability during demanding driving conditions or towing applications. It’s perfect for enthusiasts seeking a durable upgrade that combines performance with longevity.