X-TRA Cool Direct-Fit HD Intercooler For 11-15 GM 6.6L Duramax LML XDP
Can I pick up my order or have it installed at your shop?
Can I pick up my order or have it installed at your shop?
Absolutely. We offer local pickup on most products and full professional installation at our shop in Washington, MO. Whether you just want to grab your parts or have our techs handle the install, we’ve got you covered. Give us a quick call at 636-429-7020 or message us to schedule a visit — we’ll make sure the parts are ready when you arrive.
How do I know if this part fits my vehicle?
How do I know if this part fits my vehicle?
Unsure if it’ll fit? No problem — that’s what we’re here for. Send us your vehicle’s year, make, and model, and we’ll verify fitment before you order. We can also point you toward compatible upgrades or supporting parts if needed.
What if I need to return a product or it’s defective?
What if I need to return a product or it’s defective?
Most unused items can be returned within 30 days in their original packaging. Some products are covered by a manufacturer’s warranty as well. If something arrives damaged or doesn’t meet your expectations, just let us know — we’ll help you get it replaced, refunded, or repaired. (Tracking updates are also emailed automatically once your order ships.)
What's the lead time on custom or fabricated parts?
What's the lead time on custom or fabricated parts?
Many of our parts are built to order — especially fabricated or performance components. These can take additional time to produce before shipping. Lead times vary by manufacturer and demand, but we’ll always keep you updated along the way. If you’re working on a tight schedule, reach out before ordering at 636-429-7020 and we’ll confirm current availability or estimated ship dates.
Description
Description
This Part Fits:
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2011 | GMC | Sierra 2500 HD | WT | |
| 2012 | GMC | Sierra 2500 HD | WT | |
| 2013 | GMC | Sierra 2500 HD | WT | |
| 2014 | GMC | Sierra 2500 HD | WT | |
| 2011 | GMC | Sierra 3500 HD | SLE | |
| 2012 | GMC | Sierra 3500 HD | SLE | |
| 2013 | GMC | Sierra 3500 HD | SLE | |
| 2014 | GMC | Sierra 3500 HD | SLE | |
| 2015 | GMC | Sierra 3500 HD | SLE | |
| 2011 | Chevrolet | Silverado 2500 HD | WT | |
| 2012 | Chevrolet | Silverado 2500 HD | WT | |
| 2013 | Chevrolet | Silverado 2500 HD | WT | |
| 2014 | Chevrolet | Silverado 2500 HD | WT | |
| 2015 | Chevrolet | Silverado 2500 HD | WT | |
| 2011 | Chevrolet | Silverado 3500 HD | WT | |
| 2012 | Chevrolet | Silverado 3500 HD | WT | |
| 2013 | Chevrolet | Silverado 3500 HD | WT | |
| 2014 | Chevrolet | Silverado 3500 HD | WT | |
| 2015 | Chevrolet | Silverado 3500 HD | WT | |
| 2011 | GMC | Sierra 3500 HD | WT | |
| 2012 | GMC | Sierra 3500 HD | WT | |
| 2013 | GMC | Sierra 3500 HD | WT | |
| 2014 | GMC | Sierra 3500 HD | WT | |
| 2011 | GMC | Sierra 2500 HD | SLT | |
| 2012 | GMC | Sierra 2500 HD | SLT | |
| 2013 | GMC | Sierra 2500 HD | SLT | |
| 2014 | GMC | Sierra 2500 HD | SLT | |
| 2015 | GMC | Sierra 2500 HD | SLT | |
| 2011 | GMC | Sierra 3500 HD | SLT | |
| 2012 | GMC | Sierra 3500 HD | SLT | |
| 2013 | GMC | Sierra 3500 HD | SLT | |
| 2014 | GMC | Sierra 3500 HD | SLT | |
| 2015 | GMC | Sierra 3500 HD | SLT | |
| 2011 | GMC | Sierra 2500 HD | SLE | |
| 2012 | GMC | Sierra 2500 HD | SLE | |
| 2013 | GMC | Sierra 2500 HD | SLE | |
| 2014 | GMC | Sierra 2500 HD | SLE | |
| 2015 | GMC | Sierra 2500 HD | SLE | |
| 2011 | Chevrolet | Silverado 3500 HD | LTZ | |
| 2012 | Chevrolet | Silverado 3500 HD | LTZ | |
| 2013 | Chevrolet | Silverado 3500 HD | LTZ | |
| 2014 | Chevrolet | Silverado 3500 HD | LTZ | |
| 2015 | Chevrolet | Silverado 3500 HD | LTZ | |
| 2011 | Chevrolet | Silverado 2500 HD | LTZ | |
| 2012 | Chevrolet | Silverado 2500 HD | LTZ | |
| 2013 | Chevrolet | Silverado 2500 HD | LTZ | |
| 2014 | Chevrolet | Silverado 2500 HD | LTZ | |
| 2015 | Chevrolet | Silverado 2500 HD | LTZ | |
| 2011 | Chevrolet | Silverado 3500 HD | LT | |
| 2012 | Chevrolet | Silverado 3500 HD | LT | |
| 2013 | Chevrolet | Silverado 3500 HD | LT | |
| 2014 | Chevrolet | Silverado 3500 HD | LT | |
| 2015 | Chevrolet | Silverado 3500 HD | LT | |
| 2011 | Chevrolet | Silverado 2500 HD | LT | |
| 2012 | Chevrolet | Silverado 2500 HD | LT | |
| 2013 | Chevrolet | Silverado 2500 HD | LT | |
| 2014 | Chevrolet | Silverado 2500 HD | LT | |
| 2015 | Chevrolet | Silverado 2500 HD | LT | |
| 2011 | GMC | Sierra 2500 HD | Denali | |
| 2012 | GMC | Sierra 2500 HD | Denali | |
| 2013 | GMC | Sierra 2500 HD | Denali | |
| 2014 | GMC | Sierra 2500 HD | Denali | |
| 2015 | GMC | Sierra 2500 HD | Denali | |
| 2011 | GMC | Sierra 3500 HD | Denali | |
| 2012 | GMC | Sierra 3500 HD | Denali | |
| 2013 | GMC | Sierra 3500 HD | Denali | |
| 2014 | GMC | Sierra 3500 HD | Denali | |
| 2015 | GMC | Sierra 3500 HD | Denali | |
| 2015 | GMC | Sierra 2500 HD | ||
| 2015 | Chevrolet | Silverado 3500 HD | High Country | |
| 2015 | Chevrolet | Silverado 2500 HD | High Country | |
| 2015 | GMC | Sierra 3500 HD |
Specifications:
| Country of Origin | USA |
| Sold As | Each |
| Availability | Available |
| Universal | No |
Upgrade the intercooler in your 2011-2015 GM 6.6L Duramax LML with the XDP X-TRA Cool Direct-Fit HD Intercooler XD401. All X-Tra Cool HD Intercoolers feature robust bar and plate construction for the ultimate in strength and durability. The HD Intercooler is a direct bolt-in, and re-uses all existing brackets, mounting points, and hoses.
Direct-Fit Intercooler
X-TRA Cool Direct-Fit HD Intercoolers are designed for a simple, straight forward installation. No modifications are required to mount it in your truck. Just swap the XDP X-TRA Cool Intercooler for your factory unit and re-use all of your stock components.
Stronger Than Stock
The X-TRA Cool Direct-Fit HD Intercooler are not only built stronger than your stock intercooler, but it can withstand more! Each unit is 100 percent TIG welded and utliize a bar and plate core for superior durability and strength to withstand higher boost pressures.
Proven Heavy-Duty
Each X-TRA Cool Intercooler is pressure tested and rated to withstand 120+ PSI. In addition, XDP also backs each intercooler with a 1-year, unlimited mileage warranty.
Customize It!
The HD Intercoolers ship standard with a black coated finish. An XDP stencil is included in the box so you can paint the 'X' in any color you choose. Whether you want to match the color of your truck, or leave it black for a stealth appearance, the choice is up to you!
Features:
- Direct-Fit Replacement
- Rugged Bar and Plate Core
- Pressure Tested and Rated To Withstand 120+ PSI
- Installs In Factory Location With Factory Components