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For 2004.5-2010 LLY, LBZ, and LMM Duramax trucks, this hot side intercooler pipe kit replaces factory plastic with mandrel-bent aluminum tubing, silicone boots, and T-bolt clamps.
LLY/LBZ/LMM Duramax Hot Side Pipe Kit Overview
Upgrade the performance and durability of your Duramax engine with the SPELAB Hot Side Intercooler Pipe Kit , specifically designed for 2004.5–2010 GM 6.6L LLY, LBZ, and LMM diesel engines. This heavy-duty replacement eliminates the factory plastic pipe, which is prone to rupture under high heat and boost pressure. Featuring mandrel-bent aluminum construction and reinforced silicone boots, this kit is engineered to deliver superior strength, airflow, and reliability in demanding conditions.
Hot Side Intercooler Pipe Key Features
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High-Performance Upgrade
Replaces weak factory plastic pipe with strong, durable aluminum—ideal for stock or tuned trucks.
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Mandrel-Bent 6061 Aluminum Pipe
Offers improved airflow and withstands extreme heat without deforming or cracking.
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Reinforced Silicone Boots & T-Bolt Clamps
Triple-layer silicone boots withstand extreme pressure and temperature, while constant-tension clamps provide leak-free sealing.
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Direct Bolt-On Fitment
Includes all necessary clamps and couplings for easy installation using factory mounting points.
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OEM Fitment with Quick Installation
Designed to fit with factory components—no cutting or tuning required.
Hot Side Intercooler Pipe Fitment
• 2004.5-2005 6.6L LLY Duramax Diesel
• 2006-2007 6.6L LBZ Duramax Diesel (LBZ: 06-07 VIN Code 2 or D)
• 2007.5-2010 6.6L LMM Duramax Diesel ( LMM: 07.5-10 VIN Code 6)
FITMENT & COMPATIBILITY NOTICE: This charge pipe kit is engineered strictly to match factory-spec (OEM) intercooler connection diameters and locations.
Product Specifications
Type
Hot Side Intercooler Pipe Kit
Pipe Material
Mandrel-Bent Aluminum
Coupler Material
Triple-Reinforced Silicone
Pipe Diameter
3” (standard hot-side size)
What's Included in the Kit
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1 × Hot Side Intercooler Pipe
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2 × Silicone Boots
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4 × T-Bolt Clamps
Best For
• 2004.5-2005 LLY, 2006-2007 LBZ, and 2007.5-2010 LMM 6.6L Duramax trucks
• Owners replacing a cracked or aging factory plastic hot side pipe
• Tuned or heavy-duty Duramax applications needing reinforced charge-air plumbing
• Installations retaining the factory turbo and intercooler system
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Duramax Hot Side Pipe FAQs
Q1: What is the benefit of upgrading the hot side intercooler pipe?
A1: The factory plastic pipe is prone to cracking under high pressure and heat. The aluminum upgrade provides better durability, airflow, and reliability—especially for tuned or heavy-duty use.
Q2: Does this kit require tuning after installation?
A2: No tuning is necessary. It’s a direct bolt-on replacement.
Q3: Is this compatible with the OEM intercooler and turbo?
A3: Yes, this kit is designed to work with the factory intercooler and turbo system.
Q4: Can this kit be used with other aftermarket performance parts?
A4: Absolutely. It integrates well with most aftermarket intercoolers and turbos designed for the 6.6L Duramax.
Q5: How long does installation take?
A5: Typically 1–2 hours with basic hand tools. No special fabrication or tuning required.
Q6: Do you sell Duramax intercooler pipe kits for other model years?
A6: Yes! If you own a newer 2011-2016 Duramax, we have the LML Duramax intercooler pipe kit . And if you need the cold side for your 2006-2010 LBZ/LMM, we also carry the LBZ Duramax cold side pipe kit .
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Fast Shipping Policy
Your order will be dispatched within 1-2 business days , and the package will arrive within your order's estimated date. Click for Shipping Policy
Easy Return Policy
Every order comes with a 14-day free return , which means you don't have to pay for a return slip. Click for Return Policy