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Mishimoto 2011+ Chevy 6.6L Duramax Radiator product view }
Mishimoto MMRAD-DMAX-11 installed angle on vehicle }
Mishimoto 2011+ Chevy 6.6L Duramax Radiator core and end tank detail }
Mishimoto 2011+ Chevy 6.6L Duramax Radiator packaging and included hardware }
Mishimoto 2011-2016 application close-up of MMRAD-DMAX-11 }
Mishimoto 2011+ Chevy 6.6L Duramax Radiator side profile }
Mishimoto 2011+ Chevy 6.6L Duramax Radiator mounting points detail }
Mishimoto 2011+ Chevy 6.6L Duramax Radiator finish and construction detail }
Mishimoto 2011+ Chevy 6.6L Duramax Radiator inlet and outlet close-up }
Mishimoto 2011+ Chevy 6.6L Duramax Radiator compared with stock packaging }
Brand: MishimotoSKU / Part #: MISMMRAD-DMAX-11
Regular price
$1,049.95
Regular price
$1,155.00
Sale price
$1,049.95
Check your purchasing power Apply at checkout
Subtotal: $1,049.95
Mishimoto 2011+ Chevy 6.6L Duramax Radiator
Subtotal: $1,049.95

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Overview

This Mishimoto performance aluminum radiator is a direct-fit upgrade for 2011-2016 Chevrolet/GMC applications covering Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, Silverado 3500 HD. It replaces the weak points of the stock part with stronger materials and better flow or cooling so heat, boost and abuse stay under control on street and track duty. AutoTalent lists verified US-market fitment in the table below.

Why upgrade

Mishimoto has released a direct-fit performance aluminum radiator for the 2011-2016 Chevrolet/GMC {{fitment_model} 6.6L Duramax LML. Mishimoto performance radiators are manufactured from high-quality aircraft-grade aluminum with a 100% brazed aluminum core and polished end tanks. Mishimoto engineers these kits around real chassis packaging, so hoses, coolers and adapters line up without fabrication on the listed years. Follow the published torque specs and install guide, reuse sensors where instructed, and confirm clearances if you run other supporting mods. Every unit ships with the Mishimoto Lifetime Warranty for as long as you own it.

Features

  • Direct fit for 2011-2016 Chevrolet/GMC 6.6L Duramax trucks
  • 22-percent increase in coolant capacity
  • All-aluminum design with durable, TIG-welded construction
  • Features a CNC-machined, quick-disconnect outlet for factory or Mishimoto silicone hose kit connection
  • Efficient fluid temperature reduction and superior heat dissipation
  • Ideal for use in hauling, towing, warm climates
  • Includes Mishimoto M12 x 1.5 Magnetic Drain Plug to capture metallic debris and fragments in cooling system

What's Included

  • Mishimoto Radiator
  • Magnetic Drain Plug w/ Dowty Oil Seal
  • Mishimoto Lifetime Warranty

Specifications

Part number MMRAD-DMAX-11
Brand Mishimoto
Type radiator
Shipping dimensions 48 x 33 x 10.3 in (121.9 x 83.8 x 26.2 cm)
Shipping weight 48 lb (21.8 kg)

Fitment Notes

Verified against Mishimoto US applications and dealer listing for 2011-2016 (4 rows). Years extended to 2027 where the US model remains in production.

Vehicle Fitment

Year Make Model Chassis Engine
2011-2016 Chevrolet Silverado 2500 HD GMT800/900 —
2011-2016 Chevrolet Silverado 3500 HD GMT800/900 —
2011-2016 GMC Sierra 2500 HD GMT800/900 —
2011-2016 GMC Sierra 3500 HD GMT800/900 —
Questions about fitment? Call (310) 231-0292 or text (310) 886-3111.
Fitment
YearMakeModel

Not sure? Text us your VIN and we’ll confirm.

Shipping & returns

Shipping: Orders ship via UPS, FedEx or USPS, from our facility near Los Angeles or directly from the manufacturer. Rates for many items are weight-based and shown at checkout. If you need it by a certain date, text us before you order.

Returns: Unused items in brand-new condition and original packaging can be returned within 30 days of the invoice date, with a 25% restocking fee unless otherwise specified. In some cases we can offer a lower fee with the balance as store credit. Shipping charges aren't refundable in either direction unless approved by AutoTalent.

Not returnable: special-order or custom items, and anything that has been installed, modified or altered.

Cancellations: free if the item is out of stock or we miss the ETA you agreed to. Other cancellations carry a 5% processing fee to cover card fees we can't recover. Special-order items can't be cancelled.

Damaged in transit? Report it to the carrier and to us within 48 hours, keep all packaging, and don't send anything back without our written approval.

Reviews & questions

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