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Bus & Truck Radiators

Our Heavy Duty radiators are ready to install and are available for the most popular heavy truck and bus 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 0437303S

SKU0437303S
OE Core Size30 1/2 x 12 3/4 x 2 1/4
ConnectionsInlet 2 1/2 & Outlet 2 1/4
EOC & O/C Notes18" oil cooler on grille side
$1,062.06 $1,253.78

International Navistar Radiator - Solder On Tank 0437305S

SKU0437305S
OE Core Size31 1/4 x 12 3/4 x 2 1/4
ConnectionsInlet 2 1/2 & Outlet 2 1/2
EOC & O/C Notes18" oil cooler
NotesSee 0437300S if same unit without an oil cooler.
$879.94 $1,098.42

International Navistar Radiator - Solder On Tank 0437308S

SKU0437308S
OE Core Size29 3/4 x 26 1/16 x 1 7/8
ConnectionsInlet 2 1/2 & Outlet 2 1/2
EOC & O/C Notes18" oil cooler
NotesUse 0437309S if you need this with a crank box
$1,302.12 $1,458.57

International Navistar Radiator - Solder On Tank 0437309S

SKU0437309S
OE Core Size29 3/4 x 26 1/16 x 1 7/8
ConnectionsInlet 2 1/2 & Outlet 2 1/2
EOC & O/C Notes18" oil cooler
NotesUse 0437308S if you need this without a crankbox
 6" x 6" Crankbox
$1,409.74 $1,550.37

International Navistar Radiator - Solder On Tank 0437310S

SKU0437310S
OE Core Size31 1/4 x 12 3/4 x 2 1/4
ConnectionsInlet 2 1/2 & Outlet 2 1/2
EOC & O/C Notes18" oil cooler
NotesSee 0437320S for unit without oil cooler
$1,028.94 $1,225.53

International Navistar Radiator - Solder On Tank 0437320S

SKU0437320S
OE Core Size31 1/4 x 12 3/4 x 2 1/4
ConnectionsInlet 2 1/2 & Outlet 2 1/2
NotesSee 0437310S for unit with oil cooler
$879.94 $1,037.54