SPELAB Hot Side Intercooler Pipe Kit For 2004.5-2010 6.6 LLY LBZ LMM Duramax Diesel

Description

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.

Key Features

• High-Performance Upgrade
  Replaces weak factory plastic pipe with strong, durable aluminum—ideal for stock or tuned trucks.

• Mandrel-Bent 6061 Aluminum Pipe
  Offers improved airflow and withstands extreme heat without deforming or cracking.

• Reinforced Silicone Boots & T-Bolt Clamps
  Triple-layer silicone boots withstand extreme pressure and temperature, while constant-tension clamps provide leak-free sealing.

• Direct Bolt-On Fitment
  Includes all necessary clamps and couplings for easy installation using factory mounting points.

• OEM Fitment with Quick Installation
  Designed to fit with factory components—no cutting or tuning required.

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)

Specifications

What's in the Box

• 1 × Hot Side Intercooler Pipe

• 2 × Silicone Boots

• 4 × T-Bolt Clamps

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.