HD Radiators

Bus & Truck Radiators (415)

Industrial Radiators (20)

Our Heavy Duty radiators are ready to install and are available for the most popular heavy truck models on the road. Our bolt-on, soldered and PTA radiators offer superior thermal and durability performance, and are designed to fit right the first time. Truck Tough® provides coverage on nearly 200 models.

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International Navistar Radiator - Solder On Tank 0437320S

SKU	0437320S
OE Core Size	31 1/4 x 12 3/4 x 2 1/4
Connections	Inlet 2 1/2 & Outlet 2 1/2
Notes	See 0437310S for unit with oil cooler

$879.94 $1,037.54

International Navistar Radiator - Solder On Tank 0437321S

SKU	0437321S
OE Core Size	27 1/16 x 12 1/4 x 1 7/8
Connections	Inlet 2 1/2 & Outlet 2 1/4
EOC & O/C Notes	18" oil cooler on grille side

$1,078.62 $1,267.91

International Navistar Radiator - Solder On Tank 0437326S

SKU	0437326S
OE Core Size	31 1/4 x 12 13/16 x 2 1/4
Connections	Inlet 2 1/2 & Outlet 2 1/2 & 2 1/4
EOC & O/C Notes	18" oil cooler on grille side
Notes	Stepped outlet 2 1/2" - 2 1/4" connection

$946.17 $1,154.92

International Navistar Radiator - Solder On Tank 0437330S

SKU	0437330S
OE Core Size	31 1/4 x 12 3/4 x 2 1/4
Connections	Inlet 2 1/2 & Outlet 2 1/2 & 2 1/4
Notes	See 0437331S for unit with oil cooler
	Stepped outlet 2 1/2" - 2 1/4" connection

$780.61 $1,013.69

International Navistar Radiator - Solder On Tank 0437333S

SKU	0437333S
OE Core Size	31 1/4 x 12 1/4 x 2 1/4
Connections	Inlet 2 1/2 & Outlet 2 1/2
EOC & O/C Notes	18" oil cooler

$1,076.95 $1,296.16

International Navistar Radiator - Solder On Tank 0437338S

SKU	0437338S
OE Core Size	30 1/2 x 12 1/4 x 2 1/4
Connections	Inlet 2 1/2 & Outlet 2 1/4
Notes	See 0437219S for unit with oil cooler on grill side

$664.71 $914.83