242 products about 2003 Honda Civic Cooling Systems, Fans, Radiators & Components foundVEHICLE SPECIFIC Product Specifications Notes: Civic; Denso Other Names: Radiator Cap Item Dimensions: 8.3 x 8.4 x 8.2 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 19045-P08-004, 19045-P08-013, 19045-P08-003, 19045-PY3-013, 19045-P08-014, 19045-PY3-003 Part Description: 2003 Honda Civic Cap, Radiator (Denso) More Info Vehicle Fitment 2003 Honda Civic | CX, DX, EX, EX Special Edition, GX, HX, Hybrid, LX, LX Special Edition, Si, Value Package, VX | 4 Cyl 1.3 L ELECTRIC/GAS, 4 Cyl 1.5 L GAS, 4 Cyl 1.6 L CNG, 4 Cyl 1.6 L GAS, 4 Cyl 1.7 L CNG, 4 Cyl 1.7 L GAS, 4 Cyl 2.0 L GAS $13.16 MSRP: $18.56
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Civic; Nippon; W/Nippon Other Names: Thermostat Item Dimensions: 6.1 x 5.3 x 2.1 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 19301-PAA-305, 19301-P08-306, 19300-PH7-004, 19300-PH7-024, 19300-PT0-003, 19300-PL2-004, 19300-P08-014, 19301-P08-315, 19300-PR3-004, 19300-P08-003, 19300-PR3-003, 19301-P08-316, 19301-P08-305, 19301-P10-307, 19300-PT0-004, 19301-P08-000, 19300-PH7-014 Part Description: 2003 Honda Civic Thermostat Assembly (Nippon Thermostat) More Info Vehicle Fitment 2003 Honda Civic | Base, CX, DX, EX, GX, HX, LX, RT 4WD, Si, Value Package, VX, Wagovan | 4 Cyl 1.5 L GAS, 4 Cyl 1.6 L CNG, 4 Cyl 1.6 L GAS, 4 Cyl 1.7 L CNG, 4 Cyl 1.7 L GAS, 4 Cyl 2.0 L GAS $36.29 MSRP: $51.27
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Civic; Nippon; W/Nippon Other Names: Thermostat Item Dimensions: 6.1 x 5.3 x 2.1 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 19301-PAA-305, 19301-P08-306, 19300-PH7-004, 19300-PH7-024, 19300-PT0-003, 19300-PL2-004, 19300-P08-014, 19301-P08-315, 19300-PR3-004, 19300-P08-003, 19300-PR3-003, 19301-P08-316, 19301-P08-305, 19301-P10-307, 19300-PT0-004, 19301-P08-000, 19300-PH7-014 Part Description: 2003 Honda Civic Thermostat Assembly (Nippon Thermostat) More Info Vehicle Fitment 2003 Honda Civic | Base, CX, DX, EX, GX, HX, LX, RT 4WD, Si, Value Package, VX, Wagovan | 4 Cyl 1.5 L GAS, 4 Cyl 1.6 L CNG, 4 Cyl 1.6 L GAS, 4 Cyl 1.7 L CNG, 4 Cyl 1.7 L GAS, 4 Cyl 2.0 L GAS $36.29 MSRP: $51.27
You Save: $14.98 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Civic; Nippon;Uchiya; Civic; 1.7l Item Dimensions: 2.7 x 1.7 x 1.5 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 37760-PHM-004, 37773-P1R-A01, 37760-P00-004 Part Description: 2003 Honda Civic Switch Assy., Thermo (A-93) (Nippon Thermostat) More Info Vehicle Fitment 2003 Honda Civic | CX, DX, EX, EX Special Edition, GX, HX, LX, LX Special Edition, Si, Value Package, VX | 4 Cyl 1.5 L GAS, 4 Cyl 1.6 L CNG, 4 Cyl 1.6 L GAS, 4 Cyl 1.7 L CNG, 4 Cyl 1.7 L GAS, 4 Cyl 2.0 L GAS $69.39 MSRP: $98.02
You Save: $28.63 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Civic; Nippon;Uchiya; Civic; 1.7l Item Dimensions: 2.7 x 1.7 x 1.5 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 37760-PHM-004, 37773-P1R-A01, 37760-P00-004 Part Description: 2003 Honda Civic Switch Assy., Thermo (A-93) (Nippon Thermostat) More Info Vehicle Fitment 2003 Honda Civic | CX, DX, EX, EX Special Edition, GX, HX, LX, LX Special Edition, Si, Value Package, VX | 4 Cyl 1.5 L GAS, 4 Cyl 1.6 L CNG, 4 Cyl 1.6 L GAS, 4 Cyl 1.7 L CNG, 4 Cyl 1.7 L GAS, 4 Cyl 2.0 L GAS $69.39 MSRP: $98.02
You Save: $28.63 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Item Dimensions: 1.6 x 1.6 x 0.3 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic O-Ring (27.6X4.1) More Info Vehicle Fitment 2003 Honda Civic | CX, DX, EX, EX Special Edition, GX, HX, Hybrid, Hybrid-L, LX, LX Special Edition, Si, Value Package | 4 Cyl 1.3 L ELECTRIC/GAS, 4 Cyl 1.6 L CNG, 4 Cyl 1.6 L GAS, 4 Cyl 1.7 L CNG, 4 Cyl 1.7 L GAS $4.06 MSRP: $5.71
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Item Dimensions: 1.6 x 1.6 x 0.3 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic O-Ring (27.6X4.1) More Info Vehicle Fitment 2003 Honda Civic | CX, DX, EX, EX Special Edition, GX, HX, Hybrid, Hybrid-L, LX, LX Special Edition, Si, Value Package | 4 Cyl 1.3 L ELECTRIC/GAS, 4 Cyl 1.6 L CNG, 4 Cyl 1.6 L GAS, 4 Cyl 1.7 L CNG, 4 Cyl 1.7 L GAS $4.06 MSRP: $5.71
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Item Dimensions: 2.6 x 2.1 x 0.2 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Replaces: 19322-RAA-A01 Part Description: 2003 Honda Civic Seal, Thermostat Case (Nippon Thermostat) More Info Vehicle Fitment 2003 Honda Civic | MUGEN Si, Si | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS $5.77 MSRP: $8.13
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Item Dimensions: 2.1 x 2.1 x 0.1 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic O-Ring (43.8X3.1) More Info Vehicle Fitment 2003 Honda Civic | MUGEN Si, Si | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS $3.28 MSRP: $4.62
You Save: $1.34 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Item Dimensions: 2.1 x 2.1 x 0.1 inches Item Weight: 0.40 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic O-Ring (43.8X3.1) More Info Vehicle Fitment 2003 Honda Civic | MUGEN Si, Si | 4 Cyl 2.0 L GAS, 4 Cyl 2.4 L GAS $3.28 MSRP: $4.62
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Connector Quantity: 1 Connector Type: Male Fan Blade Material: Plastic Mount Type: Brushed OE Part Number: 38605-PLC-J013, 38611-PMM-A01, 38615-PMM-C00, 38616-PMM-A01, 38611PLCJ01, 38616PLCJ01, HO3114103, HO3112106 Package Contents: Condenser Fan Assembly Package Quantity: 1 Packaging Type: Box Shroud Included: Yes Shroud Material: Plastic Terminal Quantity: 2 UPC: 019495037606 Part Description: 2003 Honda Civic A C Condenser Fan Assembly More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 1.7L VEHICLE SPECIFIC Product Specifications Notes: Civic; Si Model Other Names: Thermostat Item Dimensions: 4.6 x 4.1 x 3.7 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic Thermostat Assembly More Info Vehicle Fitment 2003 Honda Civic | Si | 4 Cyl 2.0 L GAS $81.06 MSRP: $114.50
You Save: $33.44 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Civic; Si Model Other Names: Thermostat Item Dimensions: 4.6 x 4.1 x 3.7 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic Thermostat Assembly More Info Vehicle Fitment 2003 Honda Civic | Si | 4 Cyl 2.0 L GAS $81.06 MSRP: $114.50
You Save: $33.44 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Color: Black Connector Quantity: 1 Connector Type: Male Fan Blade Material: Plastic Fan Quantity: 1 Mounting Bracket Included: No OE Part Number: 19000-PLF-513, 19015PLC003, 19015-PMM-A51, 19020-PLC-003, 19030-PAA-A01 Package Contents: Radiator Fan Assembly Shroud Included: Yes Shroud Material: Plastic Terminal Quantity: 2 UPC: 019495037590 Part Description: 2003 Honda Civic Engine Cooling Fan Assembly More Info Vehicle Fitment 2003 Honda Civic | All Trims | All Engines 2003 Honda Civic | All Trims | 4 Cyl 1.7L VEHICLE SPECIFIC Product Specifications Notes: Thermostat Housing By-Pass Holes: No Material: Plastic Number of Bolt Holes: 3 Number of Gaskets: 0 Number of Seals: 0 OE Exact: No Outlet Inside Diameter 1: 0.997" Outlet Inside Diameter 2: 0.478" Outlet Outside Diameter 1: 1.24" Outlet Outside Diameter 2: 0.673" Type: Coolant Outlet UPC: 770075748946 Part Description: 2003 Honda Civic Engine Coolant Water Outlet More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 2.0L VEHICLE SPECIFIC Product Specifications Notes: Interference Eng Application; Timing Belt Driven Housing: Cast Aluminum Impeller Material: Cast Iron Rotation of Impeller: Standard Timing Belt Driven: Yes UPC: 072053781984 Part Description: 2003 Honda Civic Engine Coolant Standard Water Pump More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 1.7L VEHICLE SPECIFIC Product Specifications Connector Gender: Female Connector Quantity: 1 Connector Shape: Square Mounting Type: Threaded Nut Terminal Gender: Male Terminal Quantity: 2 Terminal Type: Pin UPC: 689604279281 Wiring Harness Included: No Part Description: 2003 Honda Civic Coolant Temperature Sensor More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 1.7L 2003 Honda Civic | All Trims | 4 Cyl 1.3L VEHICLE SPECIFIC Product Specifications Notes: Hybrid Core Height: 13.7500" Core Thickness: 0.6250" Core Width: 25.9370" Inlet Diameter: 1.1250" Outlet Diameter: 1.1250" UPC: 042511203426 Part Description: 2003 Honda Civic Engine Coolant Radiator More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 1.3L VEHICLE SPECIFIC Product Specifications Cap Type: Twist Color: White Material: Plastic Mount Hole Quantity: 1 OE Part Number: 19101PLC000 Pressurized: No UPC: 019495275176 Part Description: 2003 Honda Civic Engine Coolant Recovery Tank More Info Vehicle Fitment 2003 Honda Civic | DX | 4 Cyl 1.7L 2003 Honda Civic | EX | 4 Cyl 1.7L 2003 Honda Civic | GX | 4 Cyl 1.7L 2003 Honda Civic | HX | 4 Cyl 1.7L 2003 Honda Civic | LX | 4 Cyl 1.7L Show More VEHICLE SPECIFIC Product Specifications Notes: Serpentine Belt Driven UPC: 036687986399 Part Description: 2003 Honda Civic Engine Coolant Water Pump More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 2.0L VEHICLE SPECIFIC Product Specifications Notes: Bottom Header: 1 7/8" x 26 11/16"; Core Size: 13 3/4" x 25 7/8" x 1"; Manufactured Material: Plastic/Alum; Rows: 1; Top Header: 1 7/8" x 26 11/16" Bottom Header: 1 7/8" x 26 11/16" Core Size: 13 3/4" x 25 7/8" x 1" Manufactured Material: Plastic/Aluminum OE Part Number: 19010-PRA-003 Rows: 1 Top Header: 1 7/8" x 26 11/16" UPC: 762405252162 Part Description: 2003 Honda Civic Engine Coolant Radiator More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 2.0L VEHICLE SPECIFIC Product Specifications Housing: Cast Aluminum Impeller Material: Stamped Steel Rotation of Impeller: Reverse Timing Belt Driven: No UPC: 770075312253 Part Description: 2003 Honda Civic Engine Coolant Standard Water Pump More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 1.3L VEHICLE SPECIFIC Product Specifications Notes: Universal Fit Super Duty Electric Puller Primary Fan. Incls mounting hardware. Controls not Incld. Material: Plastic Performance Rated: Yes SDS Required: No (135233618) UPC: 096361089945 Part Description: 2003 Honda Civic Auxiliary Engine Cooling Fan More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 2.0L VEHICLE SPECIFIC Product Specifications Notes: Lower; Civic; W/Si Model Other Names: Thermostat Housing Item Dimensions: 5.1 x 4.2 x 3.9 inches Item Weight: 0.90 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic Case, Thermostat More Info Vehicle Fitment 2003 Honda Civic | Si | 4 Cyl 2.0 L GAS $64.30 MSRP: $90.83
You Save: $26.53 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Lower; Civic; W/Si Model Other Names: Thermostat Housing Item Dimensions: 5.1 x 4.2 x 3.9 inches Item Weight: 0.90 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic Case, Thermostat More Info Vehicle Fitment 2003 Honda Civic | Si | 4 Cyl 2.0 L GAS $64.30 MSRP: $90.83
You Save: $26.53 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Lower; Civic; W/Si Model Other Names: Thermostat Housing Item Dimensions: 5.1 x 4.2 x 3.9 inches Item Weight: 0.90 Pounds Fitment Type: Direct Replacement Part Description: 2003 Honda Civic Case, Thermostat More Info Vehicle Fitment 2003 Honda Civic | Si | 4 Cyl 2.0 L GAS $64.30 MSRP: $90.83
You Save: $26.53 (30%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: w/DENSO Radiator & AT; w/DENSO Radiator Core Height: 13.7500" Core Thickness: 0.6250" Core Width: 25.8750" Inlet Diameter: 1.1250" Outlet Diameter: 1.1250" UPC: 042511175143 Part Description: 2003 Honda Civic Engine Coolant Radiator More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 1.7L VEHICLE SPECIFIC Product Specifications Notes: Cover; Incls Thermostat Bleeder Hole: No Bolt Hole Center To Bolt Hole Center: 2.454"; 2.408"; 2.53" Bolt Hole Quantity: 3 Color/Finish: Black Flange Length: 3.476" Flange Thickness: 0.271" Flange Width: 3.642" Gasket Type: Gasket Grade Type: Regular Inside Diameter: 1.070" Material: Plastic Mounting Hardware Included: No OE Part Number: 19301PNA003 Outlet Port Quantity: 1 Thermostat Opening Temperature (F): 172 Degrees UPC: 885484679511 Part Description: 2003 Honda Civic Engine Coolant Thermostat Housing More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 2.0L VEHICLE SPECIFIC Product Specifications Notes: CFM Type: Radiator Cfm Type: Radiator OE Part Number: 19030-PNA-003, 19030-RAA-A01, HO3116114 UPC: 762405220680 Part Description: 2003 Honda Civic Driver Side Engine Cooling Fan Motor More Info Vehicle Fitment 2003 Honda Civic | All Trims | All Engines VEHICLE SPECIFIC Product Specifications Notes: Bottom Header: 1 9/16" x 26 11/16"; Core Size: 13 3/4" x 25 7/8" x 5/8"; Manufactured Material: Plastic/Alum; Remarks: DENSO TYPE; Rows: 1; Top Header: 1 5/16" x 26 11/16"; USACANADA/JAPAN BUILT Bottom Header: 1 9/16" x 26 11/16" Core Size: 13 3/4" x 25 7/8" x 5/8" Manufactured Material: Plastic/Aluminum OE Part Number: 19010-PMM-A52 Remarks: DENSO TYPE Rows: 1 Top Header: 1 5/16" x 26 11/16" UPC: 762405251486 Part Description: 2003 Honda Civic Engine Coolant Radiator More Info Vehicle Fitment 2003 Honda Civic | All Trims | 4 Cyl 1.7L