2003 Kia Optima Engine Parts
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- Engine Assemblies
- 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
- Timing Belts
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Drive Belt Tensioners
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Balance Shafts
- Throttle Bodies
- Motor Oils
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Apex Auto®Cylinder Head Gasket SetKia Optima 2003, Cylinder Head Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Quick accurate delivery with excellent fill-rateExcellent inventory availability$93.80 - $141.50 - Dorman®OE Solutions™ Lower Plastic Timing Chain CoverKia Optima 2.4L 2003, OE Solutions™ Lower Plastic Timing Chain Cover by Dorman®. This direct replacement timing cover matches the fit and function of the original equipment cover for a reliable repair. This part has undergone...Direct replacement - this engine timing cover matches the fit and function of the original equipment coverDurable construction - this part is specifically designed to withstand extreme underhood temperatures for a long service life$80.04
- Enginetech®Connecting Rod Bearing SetKia Optima 2.4L 2003, Connecting Rod Bearing Set by Enginetech®. Offers a line of premium connecting rods for those applications that typically suffer from a broken, cracked or missing rod. These are all remanufactured rods we sell on...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$12.84 - $14.58
- TRQ®Camshaft Position SensorKia Optima 2.4L 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 glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$27.95Save: $0.84 (3%)$27.11
- TRQ®Crankshaft Position SensorKia Optima 2003, Crankshaft 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 glory....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$23.95 - $31.95Save: up to 6%$22.99 - $30.35
- Fel-Pro®Engine Oil Pan Gasket SetKia Optima 2003, Engine Oil Pan Gasket Set by Fel-Pro®. Designed utilizing the latest technology, this product by Fel-Pro features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Direct OEM replacement for a proper fitEnsures reliable sealing performance$11.65 - $13.44
- Gates®Micro-V™ V-Ribbed BeltKia Optima 2003, Micro-V™ V-Ribbed Belt by Gates®. Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in service life and...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$23.65 - $26.60
- Westar®Front Engine MountKia Optima 2003, Front Engine Mount by Westar®. Westar's OE replacement motor mounts effectively control engine movement for vibration-free driving. Since 1986, Westar has specialized in distributing top-of-the-line engine mounts and...Build with quality that matches or exceeds OEM SpecificationsPerfect fit$17.56 - $21.71
- Westar®Front Passenger Side Engine MountKia Optima 2003, Front Passenger Side Engine Mount by Westar®. Westar's OE replacement motor mounts effectively control engine movement for vibration-free driving. Since 1986, Westar has specialized in distributing top-of-the-line...Build with quality that matches or exceeds OEM SpecificationsPerfect fit$72.23 - $72.52
- Westar®Rear Engine MountKia Optima 2003, Rear Engine Mount by Westar®. Westar's OE replacement motor mounts effectively control engine movement for vibration-free driving. Since 1986, Westar has specialized in distributing top-of-the-line engine mounts and...Build with quality that matches or exceeds OEM SpecificationsPerfect fit$25.10 - $27.74
- iD Select®Front Engine MountKia Optima 2003, Front Engine Mount by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your factory...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$22.94 - $27.31
- iD Select®Front Passenger Side Engine MountKia Optima 2003, Front Passenger Side Engine Mount by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$76.54 - $81.22
- iD Select®Rear Engine MountKia Optima 2003, Rear Engine Mount by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your factory...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$32.74 - $36.20
- Dorman®OE Solutions™ Lower Engine Oil PanKia Optima 2003, OE Solutions™ Lower 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$32.87 - $33.70
- Dorman®Autograde™ Engine Oil Drain PlugKia Optima 2003, Autograde™ Engine Oil Drain Plug by Dorman®. Dorman's Oil Drain Plugs are coated for high corrosion resistance and a long service life. Designed to provide a perfect fit for a hassle free installation, this reliable...Oil Drain Plugs are designed and constructed to strict engineering quality standardsThe finest quality at a great price$1.75 - $13.29
- Continental® ContiTech™Serpentine BeltKia Optima 2003, Serpentine Belt by Continental® ContiTech™. 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. Designed...Made with precision and quality in mindDesigned to meet your specific needs$7.88 - $14.29
- Dorman®OE Solutions™ Regular Grade Type Harmonic Balancer AssemblyKia Optima 2.4L 2003, OE Solutions™ Regular Grade Type Harmonic Balancer Assembly by Dorman®. Durable and sleek, Dorman Harmonic Balancers feature a stress-resistant rubber bond that withstands the damaging effects of heat, salt,...Direct replacement to ensure proper fitBenchmarked against OE performance to meet strict quality standards$136.21
- Dorman®OE Solutions™ Regular Grade Type Harmonic Balancer Assembly KitKia Optima 2.7L 2003, OE Solutions™ Regular Grade Type Harmonic Balancer Assembly Kit by Dorman®. Durable and sleek, Dorman Harmonic Balancers feature a stress-resistant rubber bond that withstands the damaging effects of heat, salt,...Direct replacement to ensure proper fitBenchmarked against OE performance to meet strict quality standards$61.09
- Walker Products®Camshaft Position SensorKia Optima 2003, Camshaft Position Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...High quality at an affordable priceExpertly made from premium materials$46.94 - $57.45
- Goodyear Belts®Serpentine Multi V-BeltKia Optima 2003, Serpentine Multi V-Belt by Goodyear Belts®. Goodyear Belts has developed multi V-belts that meet or exceed OE requirements, ensuring long belt life and quiet operation. Restore your belt drive system’s efficiency by...Meets or Exceeds OEM SpecificationsLong-life EPDM Rubber Compound$17.87 - $25.51
- Gates®DriveAlign™ OE Exact Automatic Belt TensionerKia Optima 2.7L 2003, DriveAlign™ OE Exact Automatic Belt Tensioner by Gates®. 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...Comprehensive line includes parts to fit cars, vans, SUVs, and light trucksFull line coverage for import, domestic, and heavy-duty cars, trucks, and vehicle applications$63.64
- DEA®Front Engine MountKia Optima 2003, Front Engine Mount by DEA®. Designed to meet all OE standards and specifications, these engine mounts will fit your vehicle with no modifications. They will safely connect the engine to the car frame keeping it in...Designed to meet or exceed OE specificationsConstructed to deliver consistent performance$21.47 - $31.00
- DEA®Front Passenger Side Engine MountKia Optima 2003, Front Passenger Side Engine Mount by DEA®. Designed to meet all OE standards and specifications, these engine mounts will fit your vehicle with no modifications. They will safely connect the engine to the car frame...Designed to meet or exceed OE specificationsConstructed to deliver consistent performance$64.31 - $86.64
- DEA®Rear Engine MountKia Optima 2003, Rear Engine Mount by DEA®. Designed to meet all OE standards and specifications, these engine mounts will fit your vehicle with no modifications. They will safely connect the engine to the car frame keeping it in proper...Designed to meet or exceed OE specificationsConstructed to deliver consistent performance$30.44
- Gates®DriveAlign™ Drive Belt Idler PulleyKia Optima 2003, DriveAlign™ Drive Belt Idler Pulley by Gates®. Built to last by resisting dirt, salt, and other under-hood contaminants and are designed for use on passenger cars and light trucks as a locked center tensioning pulley,...High quality construction provides high durability for long lifeBearing meets or exceeds OE and is designed for application specific speed and load requirements$21.28 - $47.44
- Fel-Pro®Cylinder Head Gasket SetKia Optima 2003, Cylinder Head Gasket Set 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. Designed to...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$152.82 - $196.12
- Spectra Premium®New Design Engine Oil PanKia Optima 2003, New Design Engine Oil Pan without Gaskets by Spectra Premium®. 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...Made with precision and quality in mindDesigned to meet your specific needs$33.22 - $190.60
- Delphi®Camshaft Position SensorKia Optima 2003, Camshaft Position Sensor by Delphi®. Delphi sensors use the Hall Effect or magneto resistive (MR) principles for accurate and clean signal input to the electronic control module (ECM). The result is more design...Extensive coverageApplications for ignition (camshaft and crankshaft position and speed), transmission (vehicle or engine speed) and anti-lock braking systems (wheel speed)$51.80 - $56.38
- TRQ®Oil Pressure SensorKia Optima with Oil Pressure Light 2003, Oil Pressure Sensor by TRQ®. If your vehicle has symptoms of a bad cylinder head, replace it with a cost-efficient solution by TRQ. Built to optimize your driving experience, this product is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$17.95Save: $0.90 (5%)$17.05
- Bando®Rib Ace™ V-Ribbed Serpentine BeltKia Optima 2003, Rib Ace™ V-Ribbed Serpentine Belt by Bando®. Trusted by the world's Top Automakers, Bando is OE on Domestic and Import nameplates. The V-ribbed belt is precision engineered for long life under severe operating...Combines our OE technology and experience to offer an accessory drive belt that outperforms the competitionExtensive coverage for Domestic and Import applications$7.01 - $16.67
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