SPELAB Cold Side Intercooler Pipe Kit For 2006-2010 6.6 LBZ LMM Duramax Diesel

LBZ/LMM Duramax Cold Side Pipe Kit Overview

Upgrade your Duramax's performance and reliability with the SPELAB 3.5-Inch Cold Side Intercooler Pipe Kit. Designed for 2006–2010 6.6L LBZ and LMM Duramax engines, this heavy-duty aluminum replacement eliminates the weak factory plastic pipe, delivering improved boost handling, durability, and airflow. Ideal for stock and tuned trucks, this kit ensures leak-free performance under high heat and high pressure conditions.

3.5" Cold Side Pipe Key Features

• Heavy-Duty 3.5" Cold Side Intercooler Pipe
  Increases airflow capacity and replaces the fragile factory plastic pipe for improved reliability and performance.

• Mandrel-Bent Aluminum Construction
  Polished, mandrel-bent aluminum pipe ensures smooth airflow and superior heat resistance.

• Reinforced Silicone Boot
  Triple-layer silicone hose handles high boost pressure and extreme engine bay temperatures.

• Complete Installation Kit
  Comes with T-bolt clamps and heater hoses for a direct bolt-on installation—no modifications required.

• OEM Compatibility
  Retains factory emissions components for seamless fitment and function.

Cold Side Intercooler Pipe Fitment

• 2006 6.6L LBZ Duramax Diesel (LBZ: 06-07 VIN Code 2 or D)
• 2006 6.6L LBZ Duramax Diesel (LBZ: 06-07 VIN Code 2 or D)
• 2007.5 6.6L LMM Duramax Diesel ( LMM: 07.5-10 VIN Code 6)
• 2008 6.6L LMM Duramax Diesel ( LMM: 07.5-10 VIN Code 6)
• 2009 6.6L LMM Duramax Diesel ( LMM: 07.5-10 VIN Code 6)
• 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

What's Included in the Kit

• 2 × 3.5" Cold Side Intercooler Pipes

• 1 × Silicone Boot

• 2 × T-Bolt Clamps

• 2 × 5/8" Heater Hoses

LBZ/LMM Cold Side Pipe FAQs

Q: Will this fit both LBZ and LMM Duramax engines?
A: Yes, it's compatible with 2006–2007 LBZ and 2007.5–2010 LMM 6.6L Duramax models.

Q: Is tuning required after installation?
A: No tuning is required. The kit is designed as a direct OEM replacement.

Q: Is this kit compatible with the stock turbo and intercooler?
A: Yes, it works with factory turbochargers and intercoolers.

Q: What size is the intercooler pipe?
A: The cold side pipe has a 3.5" diameter, allowing for improved airflow and performance.

Q: Are all clamps and hoses included?
A: Yes, it includes silicone boot, T-bolt clamps, and heater hoses—everything you need for installation.

Q: Do you sell Duramax intercooler pipe kits for other model years?
A: Yes! If you own a newer 2011-2016 Duramax, we have the LML Duramax intercooler pipe kit. And if you need the hot side for your 2006-2010 LBZ/LMM, we also carry the LLY Duramax hot side pipe kit.

Video

See the Upgrade: Installing SPELAB Intercooler Piping on a Duramax

Watch this hands-on installation of a SPELAB intercooler piping kit on a Duramax diesel truck, featuring old-versus-new comparisons and a test drive.

Installation VideoReview