Complete Intercooler Pipe Kit

Features:

• Significantly improves airflow over factory piping
• Lowers exhaust gas temperatures (EGTs)
• Mandrel-bent aluminum for smooth flow
• Direct bolt-on fit, no cutting required
• Compatible with 2011–2016 LML Duramax
• Polished finish for a clean engine bay
• Includes high-strength silicone boots
• DuraCore™ tech resists heat and oil
• Constant-tension T-bolt clamps included
• Prevents boost leaks and boot blowouts
• Made in the USA
• Backed by Mishimoto Lifetime Warranty

Unlock Real Power From Your Duramax With A Simple Upgrade

If your Duramax still runs factory intercooler piping, you’re leaving power and efficiency on the table. The stock setup on the 2011-2016 Silverado and Sierra 2500HD/3500HD is full of tight bends and undersized piping that restrict airflow when your engine needs it most. The Mishimoto Intercooler Pipe and Boot Kit clears out those factory choke points and replaces them with free-flowing mandrel-bent aluminum pipes, giving your 6.6L LML Duramax room to breathe. That means quicker turbo response, cooler EGTs, and more usable power whether you're towing heavy loads or tuning for performance. On top of that, this kit looks the part too, with a polished finish that instantly cleans up your engine bay. It’s an easy bolt-on upgrade that doesn’t require cutting or modifications, so you can get it installed and back on the road without hassle. And because it's Mishimoto, it comes with their rock-solid lifetime warranty for total peace of mind.

Engineered To Handle Heat Pressure And Boost Without Compromise

This kit is built for performance and durability from end to end. Each pipe is constructed from precision mandrel-bent aluminum, reducing turbulence and maintaining consistent boost pressure under load. The included silicone boots feature Mishimoto's exclusive DuraCore™ technology, a synthetic inner layer that resists heat, fuel, oil, and constant pressure far better than standard silicone. This helps prevent common issues like boost leaks and boot blowouts that can kill performance and lead to costly downtime. For added reliability, the kit also includes constant-tension T-bolt clamps that adapt to temperature changes and maintain even clamping force at all times. It's designed as a direct replacement for the restrictive factory piping, ensuring a clean fit with your OEM components and the Mishimoto Performance Intercooler. Every piece of this kit is made in the USA, and thoroughly tested to hold up under the harshest driving conditions. From daily driving to heavy hauling, it’s a serious upgrade for anyone looking to get the most out of their LML Duramax.

Fitment: 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Notes:

• Designed specifically for 2011–2016 6.6L Duramax LML engines
• Replaces restrictive factory intercooler piping for better airflow
• Pairs perfectly with Mishimoto Performance Intercooler
• Includes all necessary boots and clamps for installation
• Boots feature DuraCore™ for enhanced durability and longevity
• Mandrel-bent aluminum piping ensures smooth boost delivery
• Direct-fit design requires no cutting or modifications
• Helps reduce exhaust gas temperatures under load
• Improves turbocharger spool-up and throttle response
• Made in the USA and backed by a lifetime warranty