Mishimoto 2-Row Performance Aluminum Radiator, two large cores with logo, angled view
Mishimoto 2-Row Performance Aluminum Radiator, top tank warranty label, close up
Mishimoto 2-Row Performance Aluminum Radiator, black bracket, angled view
Mishimoto 2-Row Performance Aluminum Radiator, core, front view
Mishimoto 2-Row Performance Aluminum Radiator, inlet neck, close up
Mishimoto 2-Row Performance Aluminum Radiator, core, angled front view
Mishimoto 2-Row Performance Aluminum Radiator, side tank with brass fitting
Mishimoto 2-Row Performance Aluminum Radiator, core, front view, alternate shot
Mishimoto 2-Row Performance Aluminum Radiator, two large cores with logo, angled view
Mishimoto 2-Row Performance Aluminum Radiator, top tank warranty label, close up
Mishimoto 2-Row Performance Aluminum Radiator, black bracket, angled view
Mishimoto 2-Row Performance Aluminum Radiator, core, front view
Mishimoto 2-Row Performance Aluminum Radiator, inlet neck, close up
Mishimoto 2-Row Performance Aluminum Radiator, core, angled front view
Mishimoto 2-Row Performance Aluminum Radiator, side tank with brass fitting
Mishimoto 2-Row Performance Aluminum Radiator, core, front view, alternate shot

Mishimoto 2-Row Performance Aluminum Radiator - Chevrolet Silverado / GMC Sierra 2500 HD / 3500 HD 6.6L Duramax 2017-2019

Mishimoto SKU: MISMMRAD-DMAX-17
Price
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Only 2 Left in Stock – Order Soon
Make sure this fits your vehicle Select your vehicle to confirm fitment before you order. Check
Shipping calculated at checkout.

Details

BrandMishimoto
SKUMISMMRAD-DMAX-17
GTIN / UPC840197701652
Manufacturer Part NumberMMRAD-DMAX-17

Product Information

A replacement radiator for 2017-2019 Chevrolet and GMC heavy-duty trucks with the 6.6L L5P Duramax, replacing the factory unit with a 2.67 in thick all-aluminum core and TIG-welded end tanks. Strutted tubes and louvered fins give 25% more coolant capacity and 14% more total core volume than stock. The thicker core needs minor trimming of the factory fan shroud; a patch panel and instructions are included.

Specifications

Type Performance aluminum radiator
Rows 2
Core Thickness 2.67 in
Inlet / Outlet 2 in inlet
Construction All-aluminum, TIG-welded end tanks, strutted tubes, louvered fins
Dimensions Overall 44.37 in x 29.29 in x 5.41 in; core 33.45 in x 28.58 in
Fluid Capacity 2.61 gal
What's in the Box
  • Mishimoto radiator
  • Magnetic drain plug
  • Fan shroud patch panel
  • (5) tree clips
  • (2) washers
  • (2) M4 x 0.7 x 16mm bolts
  • (2) M6 x 1.0 x 16mm bolts
  • Quick-disconnect O-ring
Fitment Notes 6.6L L5P Duramax only. Requires minor trimming of the radiator fan shroud. Requires minor trimming of the radiator fan shroud. Instructions and patch panel included
Install Hard difficulty
Overall Length 44.37 in
Overall Height 29.29 in
Overall Width 5.41 in
Core Length 33.45 in
Core Height 28.58 in
Inlet 2 in
Coolant Capacity 2.61
Engine L5P
Chassis Codes GMT K2
Quantity 1
Warranty Mishimoto Lifetime Limited Warranty
Part Number MMRAD-DMAX-17

This part fits:

Year Make Model Submodel
2017-2019 Chevrolet Silverado 2500 HD High Country
2017-2019 Chevrolet Silverado 2500 HD LT
2017-2019 Chevrolet Silverado 2500 HD LTZ
2017-2019 Chevrolet Silverado 2500 HD WT
2017-2019 Chevrolet Silverado 3500 HD High Country
2017-2019 Chevrolet Silverado 3500 HD LT
2017-2019 Chevrolet Silverado 3500 HD LTZ
2017-2019 Chevrolet Silverado 3500 HD WT
2017-2019 GMC Sierra 2500 HD Base
2017-2019 GMC Sierra 2500 HD Denali
2017-2019 GMC Sierra 2500 HD SLE
2017-2019 GMC Sierra 2500 HD SLT
2017-2019 GMC Sierra 3500 HD Base
2017-2019 GMC Sierra 3500 HD Denali
2017-2019 GMC Sierra 3500 HD SLE
2017-2019 GMC Sierra 3500 HD SLT

Documents: Installation Instructions (PDF)

Does it fit the LML Duramax?

  • No. It is built for the 2017-2019 6.6L L5P Duramax.

Do I have to modify anything?

  • The factory fan shroud needs minor trimming for the thicker core; a patch panel and instructions are included.

Does it fit the 2020+ HD trucks?

  • No. It fits 2017-2019 L5P trucks.

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
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