2003 Honda Civic Si Engine Parts
Select Your Submodel
- Motor Mounts
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Oil Catch Cans
- Balance Shafts
- Throttle Bodies
- Motor Oils
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Anchor®Front Engine MountHonda Civic Si / Civic SiR 2.0L 2003, Front Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket...Direct OEM replacementSecurely supports the engine on the chassis$34.91 - Genuine®Front Lower Timing Chain TensionerHonda Civic Si 2.0L 2003, Front Lower Timing Chain Tensioner by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from...Made with precision and quality in mindDesigned to meet your specific needs$136.66
- Bosch®Premium™ Spin-On Engine Oil FilterHonda Civic Si 2003, Premium™ Spin-On Engine Oil Filter by Bosch®. Premium engine performance requires a premium oil filter. Bosch Premium Oil Filters protect your engine by keeping harmful particles and dirt out, preventing premature...The Premium filtration media has the capacity to hold up to 14 grams of dirt* in the filter mediaA high glass content is woven into the blended media, providing greater efficiency and strength by trapping 99% of the particulates from getting into the engine$6.24
- Mobil 1®Extended Performance Oil FilterHonda Civic Si 2.0L 2003, Extended Performance Oil Filter by Mobil 1®. Mobil 1 Extended Performance Oil Filters offer the ultimate protection for your engine, especially when used with Mobil 1 full synthetic motor oil. Our advanced...Keeps oil cleaner, longer – 99%+ efficiencySynthetic blend media keeps oil cleaner and holds more dirt†$11.58
- Honda OEEngine / Transaxle - Engine Parts (1.7L)Honda Civic Si 1.7L 2003, Engine / Transaxle - Engine Parts by Honda OE. Keep your vehicle running longer and looking brand-new with factory-grade OEM Honda parts. These parts are made for your specific year, make, and model, which means...Genuine Honda OEM part that fits your specific vehicle perfectlyMade to factory specifications to ensure an original look and function$9.77 - $229.25
- Original (OEM)Engine PartsEach vehicle has its distinctive body lines and shapes, but the most exciting part is located under the hood. The engine is what makes that essential power that drives the wheels. Since it's the heart and soul of any vehicle, it just...
- Honda OEEngine / Transaxle - Engine Parts (Hatchback)Honda Civic Si Hatchback 2003, Engine / Transaxle - Engine Parts by Honda OE. Keep your vehicle running longer and looking brand-new with factory-grade OEM Honda parts. These parts are made for your specific year, make, and model, which...Genuine Honda OEM part that fits your specific vehicle perfectlyMade to factory specifications to ensure an original look and function$0.66 - $229.25
- ACDelco®Gold™ Durapack Engine Oil FilterHonda Civic Si 1.7L 2003, Gold™ Durapack Engine Oil Filter by ACDelco®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.00Save: $1.12 (16%)$5.88
- ITM Engine®Engine Gasket SetHonda Civic Si / Civic SiR 2.0L 2003, Engine Gasket Set by ITM Engine®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed with innovative manufacturing techniquesMade with maximum safety and reliability in mind$115.04
- Mahle®Engine Oil FilterHonda Civic Si / Civic SiR 2.0L 2003, Engine Oil Filter by Mahle®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.98
- ITM Engine®Timing Chain TensionerHonda Civic Si 2.0L 2003, Timing Chain Tensioner by ITM Engine®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed with innovative manufacturing techniquesMade with maximum safety and reliability in mind$28.89
- Ackoja®Camshaft AdjusterHonda Civic Si / Civic SiR 2.0L 2003, Camshaft Adjuster by Ackoja®. ACKOJA products stand for high-quality materials and certified manufacturing processes. They also undergo strict quality controls to meet the requirements of the OEM...Developed to comply with rigorous quality standardsExceptional quality at a budget-friendly price$369.20
- ACDelco®Professional™ Engine Oil FilterHonda Civic Si / Civic SiR 2003, Professional™ Engine Oil Filter by ACDelco®. Designed utilizing the latest technology, this Oil Filter by ACDelco features premium quality and will perform better than advertised. Perfect for your...Is 6-12% smaller in size, while maintaining the same filtration media area, when compared to traditional filters.Dual-flow concave baseplate with high lubricity gasket$6.51Save: $0.98 (15%)$5.53
- Denso®FTF™ Engine Oil FilterHonda Civic Si / Civic SiR 2.0L 2003, FTF™ Engine Oil Filter by Denso®. When it comes to oil filters, you can't do better than Denso. This is why Denso is one of the world's premier OE oil filter suppliers. Denso uses this world-class...Pre-lubricated molded o-ring provides superior sealing over generic filtersSilicon Anti-Drainback prevents rough starts caused by oil draining out of the engine while the vehicle is turned off$4.55
- Ackoja®Camshaft Adjustment Control ValveHonda Civic Si / Civic SiR 2.0L 2003, Camshaft Adjustment Control Valve by Ackoja®. ACKOJA products stand for high-quality materials and certified manufacturing processes. They also undergo strict quality controls to meet the...Developed to comply with rigorous quality standardsExceptional quality at a budget-friendly price$99.81
- ITM Engine®Piston Ring SetHonda Civic Si / Civic SiR 2.0L 2003, Piston Ring Set by ITM Engine®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed with innovative manufacturing techniquesMade with maximum safety and reliability in mind$59.76
- Anchor®Front Passenger Side Engine MountHonda Civic Si / Civic SiR 2.0L 2003, Front Passenger Side Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading...Direct OEM replacementSecurely supports the engine on the chassis$33.70
- Anchor®Rear Engine MountHonda Civic Si / Civic SiR 2.0L 2003, Rear Engine Mount by Anchor®. If you feel vibration accompanied by unusual noise when driving, this can be the sign of a bad engine mount. Replace it with a mount from the leading aftermarket...Direct OEM replacementSecurely supports the engine on the chassis$24.52
- Genuine®Front Engine MountHonda Civic Si 2003, Front Engine Mount by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$268.77
- Genuine®Passenger Side Engine MountHonda Civic Si 2003, Passenger Side Engine Mount by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium...Made with precision and quality in mindDesigned to meet your specific needs$373.96 - $437.55
- TRQ®Engine Mount KitHonda Civic Si 2.0L 2003, Engine Mount Kit by TRQ®. When it comes to purchasing quality replacement parts, this top-notch TRQ engine mount is the right choice. Manufactured from superior materials, it is capable of withstanding even the...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$102.95Save: $5.15 (5%)$97.80
- TRQ®Front Lower Engine MountHonda Civic Si 2.0L 2003, Front Lower Engine Mount by TRQ®. When it comes to purchasing quality replacement parts, this top-notch TRQ engine mount is the right choice. Manufactured from superior materials, it is capable of withstanding...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$46.95Save: $1.88 (4%)$45.07
- TRQ®Passenger Side Upper Engine MountHonda Civic Si 2.0L 2003, Passenger Side Upper Engine Mount by TRQ®. When it comes to purchasing quality replacement parts, this top-notch TRQ engine mount is the right choice. Manufactured from superior materials, it is capable of...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$40.95Save: $2.05 (5%)$38.90
- TRQ®Rear Engine MountHonda Civic Si 2.0L 2003, Rear Engine Mount by TRQ®. When it comes to purchasing quality replacement parts, this top-notch TRQ engine mount is the right choice. Manufactured from superior materials, it is capable of withstanding even...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$44.95Save: $1.80 (4%)$43.15
- TRQ®Camshaft Position SensorHonda Civic Si 2.0L 2003, Camshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.95Save: $1.86 (6%)$29.09
- TRQ®Engine Oil Pressure SwitchHonda Civic Si 2003, Engine Oil Pressure Switch by TRQ®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Developed to comply with rigorous quality standardsExceptional quality at a budget-friendly price$23.95Save: $0.96 (4%)$22.99
- Dorman®OE Solutions™ Engine Oil PanHonda Civic Si 2.0L 2003, OE Solutions™ Engine Oil Pan by Dorman®. Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.Direct replacement - this engine oil pan is made to match the original pan on specific vehiclesComplete assembly - includes replacement pan and drain plugs to match original components$45.84
- Fel-Pro®Cylinder Head Gasket Set with PermaDry Molded Rubber Valve Cover GasketHonda Civic Si / Civic SiR 2.0L 2003, Cylinder Head Gasket Set with PermaDry Molded Rubber Valve Cover Gasket by Fel-Pro®. This premium product is the best way to go for those looking for the highest quality replacement that offers...Proprietary coating - nonstick anti-friction coating seals small surface scratches and imperfectionsSealing technologies - exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair$201.39
- TRQ®Engine Oil PanHonda Civic Si 2.0L 2003, Engine Oil Pan by TRQ®. If your vehicle has symptoms of a bad engine oil pan, it is high time to replace it with a quality TRQ replacement component. Built to meet or exceed OEM specifications, the product...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$56.95Save: $1.71 (3%)$55.24
- Fel-Pro®Crankshaft SealHonda Civic Si / Civic SiR 2.0L 2003, Crankshaft Seal Kit by Fel-Pro®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Application specific design to ensure a perfect fitMeets or exceeds all original equipment specifications$8.98 - $21.76
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