X-TRA Cool Direct-Fit HD Intercooler For 06-10 GM 6.6L Duramax LBZ/LMM XDP


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Upgrade your 2006-2010 GM 6.6L Duramax LBZ/LMM with an XDP X-TRA Cool Direct-Fit HD Intercooler XD402. Manufactured using a bar and plate core design for incredible strength and durability. The X-Tra Cool HD Intercooler is a direct fit and mounts in the stock location using all existing brackets, mounting points, hoses, and intercooler boots.

Direct-Fit Intercooler
The X-TRA Cool Direct-Fit HD Intercooler was specifically designed for an easy install. This means that there's no modifications required to mount it in your truck.

Stronger Than Stock
The X-TRA Cool Direct-Fit HD Intercooler is significantly stronger than the stock/OEM intercooler! 100 percent TIG welded, the HD Intercoolers utlize a rigid bar and plate design that offers superior durability and the ability to withstand higher boost pressures.

Proven Heavy-Duty
Pressure tested and rated to withstand 120+ PSI before shipping, the HD Intercoolers are also backed by XDP's 1-year, unlimited mileage warranty.

Customize It!
Intercoolers come finished in a high-quality black coating. Also included in the box is an XDP stencil, so you can paint the iconic 'X' in any color. Whether you want to color match your truck, or just leave it black, the choice is up to you!


  • Direct-Fit Replacement
  • Bar and Plate Core For Added Strength
  • Pressure Tested and Rated To Withstand 120+ PSI
  • Installs In Original Location With Stock Components