Availability
1991 Heater Cores
Showing In Stock Items. Show All 66 Items.
Heater Cores, Matches OE Specifications, Aluminum, Natural, 5/8 in. Inlet/Outlet, 7.00 in. x 5.63 in. x 1.00 in., Mazda, L4, Each
Part Number: RDR-9010008
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
BUILD IT WITH SUMMIT!
Heater Cores, Classic OEM, Copper/Brass, Natural, Mazda, Each
Part Number: SUM-382235
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Mack, Each
Part Number: FSS-96123
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Heater Core, Aluminum, Natural, Jeep, Each
Part Number: CWA-J8128784
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Heater Core, Replacement, Copper/Brass, Natural, Jeep, Each
Part Number: RDR-9010110
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Kenworth, Each
Part Number: FSS-96112
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Peterbilt, Each
Part Number: FSS-96127
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Ford, Each
Part Number: FSS-91630
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Toyota, Each
Part Number: FSS-91712
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Heater Cores, Classic OEM, Copper/Brass, Natural, Volvo, Each
Part Number: SUM-382231
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Aluminum Heater Core
Part Number: FSS-91467
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Heater Core Copper
Part Number: UAC-HT400033C
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Heater Core, Aluminum, Natural, Each
Part Number: SGT-99393
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Heater Core, Copper, Natural, Each
Part Number: SGT-98321
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Dodge, Eagle, Plymouth, Each
Part Number: FSS-91460
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Copper/Brass Heater Core
Part Number: FSS-91752
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Aluminum Heater Core
Part Number: FSS-98734
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Aluminum Heater Core
Part Number: FSS-96140
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Copper/Brass Heater Core
Part Number: FSS-96111
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Aluminum Heater Core
Part Number: FSS-96135
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Aluminum Heater Core
Part Number: FSS-96115
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Heater Core, Aluminum, International, Each
Part Number: SGT-94726
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Heater Core, Aluminum, Natural, Each
Part Number: SGT-99347
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Heater Core, Aluminum, Natural, Each
Part Number: SGT-99396
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Aluminum Heater Core
Part Number: FSS-96129
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
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