Details
Product Information
An intercooler and pipe kit for 2011-2016 6.6L Duramax LML trucks with a silver bar-and-plate core that carries 101% more core volume and is 73% thicker than the factory cooler. The core measures 36.14 in by 23.01 in and 2.72 in thick, and the mandrel-bent polished aluminum piping (3.5 in cold side, 3 in hot side) holds 42% more internal volume than the factory pipes. The kit needs no additional tuning and includes an AIT sensor bung, DuraCore silicone boots and constant-tension T-bolt clamps.
Specifications
| Type | Intercooler kit (core and charge pipes) |
| Core | Bar-and-plate, 36.14 in L x 23.01 in H x 2.72 in thick |
| Overall Size | 45.7 in L x 26.2 in H x 5.3 in W |
| Inlet / Outlet | 3 in / 3 in |
| Pipes | Mandrel-bent aluminum, polished; 3.5 in cold side, 3 in hot side |
| Color | Silver core / Polished pipes |
| Core Volume | 101% more than stock; core 73% thicker than stock |
| What's in the Box |
|
| Fitment Notes | 6.6L Duramax LML diesel only |
| Install | Hard |
| Tune Required | No |
| Overall Length | 45.7 in |
| Overall Height | 26.2 in |
| Overall Width | 5.3 in |
| Core Length | 36.14 in |
| Core Height | 23.01 in |
| Core Thickness | 2.72 in |
| Inlet | 3 in |
| Outlet | 3 in |
| Quantity | 1 |
| Warranty | Mishimoto Lifetime Limited Warranty |
| Part Number | MMINT-DMAX-11KSL |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2016 | Chevrolet | Silverado 2500 HD | High Country |
| 2011-2016 | Chevrolet | Silverado 2500 HD | LT |
| 2011-2016 | Chevrolet | Silverado 2500 HD | LTZ |
| 2011-2016 | Chevrolet | Silverado 2500 HD | WT |
| 2015-2016 | Chevrolet | Silverado 3500 HD | High Country |
| 2011-2016 | Chevrolet | Silverado 3500 HD | LT |
| 2011-2016 | Chevrolet | Silverado 3500 HD | LTZ |
| 2011-2016 | Chevrolet | Silverado 3500 HD | WT |
| 2015-2016 | GMC | Sierra 2500 HD | Base |
| 2011-2016 | GMC | Sierra 2500 HD | Denali |
| 2011-2016 | GMC | Sierra 2500 HD | SLE |
| 2011-2016 | GMC | Sierra 2500 HD | SLT |
| 2011-2014 | GMC | Sierra 2500 HD | WT |
| 2015-2016 | GMC | Sierra 3500 HD | Base |
| 2011-2016 | GMC | Sierra 3500 HD | Denali |
| 2011-2016 | GMC | Sierra 3500 HD | SLE |
| 2011-2016 | GMC | Sierra 3500 HD | SLT |
| 2011-2014 | GMC | Sierra 3500 HD | WT |
Documents: Installation Instructions (PDF)
Which trucks does it fit?
- 2011-2016 Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD trucks with the 6.6L Duramax LML.
Do I need a tune?
- No. The kit does not require additional tuning.
How much larger is it than stock?
- The core has 101% more volume and is 73% thicker, and the piping holds 42% more internal volume than the factory pipes.
How hard is the install?
- It is rated hard.
Is there a warranty?
- Yes, the Mishimoto Lifetime Limited Warranty.
Shipping
- In stock orders typically ship within 1 to 3 business days.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Special order items follow a lead time we confirm with you individually before the order is committed.
- Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
- Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
- Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
- Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
- Product images may be representative. The SKU and specifications in the listing are what ships.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Returns & Refunds · Warranty






