2003 Subaru WRX Radiators & Parts
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TRQ®Engine Cooling RadiatorSubaru WRX Base 2003, Engine Cooling Radiator by TRQ®. Developed to meet the requirements of even the most demanding customers worldwide, this top-grade TRQ cooling radiator will keep your engine in top condition. Built to fit and...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$97.95Save: $4.90 (5%)$93.05 - Mishimoto®Performance Aluminum RadiatorSubaru WRX Base 2003, Performance Aluminum Radiator by Mishimoto®. If you demand the absolute most from your cooling system, look no further than the Mishimoto Race-Ready Performance Radiator. This race-ready radiator is perfect for...Universal fitment for projects requiring exceptional fluid coolingUnique dual pass design is precision engineered to provide substantial heat transfer$323.95
- TYC®Engine Coolant RadiatorSubaru WRX 2003, Engine Coolant Radiator by TYC®. Row quantity: 1. When you notice that your radiator is leaking, clogged or otherwise damaged, you don't have to pay the high dealer price for a replacement any more. Designed to be...OE quality at an affordable priceDirect replacement$91.00 - $98.09
- CSF®Engine Coolant RadiatorSubaru WRX Base 2003, Engine Coolant Radiator by CSF®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement...$98.32 - $309.00
- Denso®Engine Coolant RadiatorSubaru WRX 2003, Engine Coolant Radiator by Denso®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement product...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$139.74 - $148.64
- Megan Racing®Aluminum RadiatorSubaru WRX / WRX STI Base 2003, Aluminum Radiator by Megan Racing®. This is a cost effective upgrade which can ultimately save an engine during competition or spirited driving. Often times, a temperature drop of twenty degrees or more...Made with quality and safety in mindThe highest grade materials and the latest technologies$179.01
- Replace®Engine Coolant RadiatorSubaru WRX Base 2003, Engine Coolant Radiator by Replace®. The radiator contains a series of small tubes through which coolant flows from the engine. A network of fins surrounds the tubes. Airflow through the grille when the vehicle is...Same quality as OE for less moneyDesigned with the latest software and manufactured with modern tooling$103.11 - $124.55
- Koyorad®Engine Coolant RadiatorSubaru WRX 2003, Engine Coolant Radiator by Koyorad®. Row quantity: 1. When you notice that your radiator is leaking, clogged or otherwise damaged, you don't have to pay the high dealer price for a replacement any more. Designed to be...OE quality at an affordable priceDirect replacement$109.79 - $150.23
- Agility®Engine Coolant RadiatorSubaru WRX / WRX STI 2003, Engine Coolant Radiator by Agility®. Outlet: 1 1/2". Inlet: 1 1/2". Row quantity: 1. Construction: Plastic/Aluminum. Increase the life of your vehicle's engine by keeping your cooling system in top condition....Crafted from the highest grade materialsDeveloped with modern technology and innovation$61.29 - $63.36
- Spectra Premium®Engine Coolant RadiatorSubaru WRX / WRX STI 2003, Engine Coolant Radiator by Spectra Premium®. Core Size: 13 7/16" x 26 7/8" x 15/16". Row quantity: 1. Construction: Aluminum/Plastic. The radiator is a heat exchanger that transfers heat from your engine to...All models are validated for fit, form, and function before released into the marketManufactured under ISO 9001 / TS 16949 quality system$98.32
- Mishimoto®OEM Replacement Engine Coolant RadiatorSubaru WRX Base 2003, OEM Replacement Engine Coolant Radiator by Mishimoto®. This radiator is a direct OEM replacement for your old stock unit. There is no need to bend, cut, or modify anything to ensure a proper fitment in your...Ideal replacement for an aged, clogged, or leaking stock radiatorFunctions with all factory engine bay equipment$215.95
- Mishimoto®X-Line™ Performance Aluminum RadiatorSubaru WRX Base Transmission 2003, X-Line™ Performance Aluminum Radiator by Mishimoto®. Size: 28.4" x 17.2" x 2.5". The Mishimoto X-Line performance aluminum radiator features 3 rows to maximize cooling efficiency, boost engine...Premium radiator has 3-row core for improved strength and reliabilityFull Aluminum Construction including durable, TIG-welded end tanks$412.95
- CSF®"O" Series All-Aluminum Radiator with Built-in Oil CoolerSubaru WRX / WRX STI Base 2003, "O" Series All-Aluminum Radiator with Built-in Oil Cooler by CSF®. It’s been a productive 2015 year for CSF’s Racing & High Performance division, and one of their most innovative product lines so far...Both top and bottom inlet/outlet can be adjusted to run either -16 male or slip-on hose connectionsCSF's industry best 1-hour hand finished mirror polish$599.00
- Reach Cooling®Engine Coolant RadiatorSubaru WRX / WRX STI 2003, Engine Coolant Radiator by Reach Cooling®. Outlet: 1 9/16". Inlet: 1 1/2". Row quantity: 1. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$82.97 - $108.48
- Mishimoto®Radiator Stay SetSubaru WRX Base 2003, Radiator Stay Set by Mishimoto®. Keep your radiator in place with the Mishimoto radiator stay. Made of all-aluminum it is 40 grams lighter than your stock OEM radiator stay. The aesthetically appealing radiator...Made from 6061 aluminumDirect fit$26.95
- Spyder Xtune®Engine Cooling RadiatorSubaru WRX / WRX STI 2003, Engine Cooling Radiator by Spyder Xtune®. Bring down those high, damaging temperatures under the hood of your vehicle with this top-of-the-line performance engine cooling radiator by Spyder Xtune. Constructed...Efficient performance cooling solution for your high-power engine needsDesigned to tackle tremendous amounts of heat and extract it into the atmosphere$66.88
- gpd®Engine Coolant RadiatorSubaru WRX / WRX STI 2003, Engine Coolant Radiator by gpd®. Radiators are an important part of the engine's cooling system. The main function of the radiator is to extract and dissipate heat from the engine. Radiators help cool the...Designed to meet or exceed OE fit, form, and functionDurability tested on every new design$118.26
- Koyorad®Hyper V-Core Series Aluminum Racing RadiatorSubaru WRX Base Transmission 2003, Hyper V-Core Series Aluminum Racing Radiator by Koyorad®. The Hyper V-Core series is the newest to the Koyorad all-aluminum racing radiator line up. An engine's cooling system in many newer vehicles is...High-density fully brazed Hyper-V Series 1.4" cross-flow coreOptimized locations for inlet, outlet, and fan temp switch$388.74
- Northern Radiator®Sport Compact Aluminum Engine Coolant RadiatorSubaru WRX Base 2003, Sport Compact Aluminum Engine Coolant Radiator by Northern Radiator®. If you are looking for an optimal cooling solution, this first-rate product from Northern Radiator is the way to go. Engineered with great...Made to enhance your cooling system efficiencyManufactured from durable materials to last$185.50
- K-Metal®Standard Line Engine Coolant RadiatorSubaru WRX Base 2003, Standard Line Engine Coolant Radiator by K-Metal®. Core Size: 13 7/16" x 26 7/8" x 15/16". The radiator contains a series of small tubes through which coolant flows from the engine. A network of fins surrounds the...Same quality as OE for less moneyDesigned with the latest software and manufactured with modern tooling$240.12
- Pacific Best®Engine Coolant RadiatorSubaru WRX 2003, Engine Coolant Radiator by Pacific Best®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$91.64 - $135.05
- Cold Case®Engine Coolant Temperature Sensor Hose AdapterEngine Coolant Temperature Sensor Hose Adapter by Cold Case®. 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....Crafted from the highest grade materialsDeveloped with modern technology and innovation$19.22
- Griffin Thermal®High Performance Aluminum Crossflow RadiatorHigh Performance Aluminum Crossflow Radiator by Griffin Thermal®. Outlet-Inlet Size: 1.75"/1.50". Solve your high heat problems with top-of-the-line products by Griffin Thermal. Their solid workmanship, advanced design, and rugged...High quality at an affordable priceExpertly made from premium materials$173.17 - $290.47
- Sherman®Engine Coolant RadiatorSubaru WRX / WRX STI Standard Transmission 2003, Engine Coolant Radiator by Sherman®. Restore the OEM-specified cooling ability and be sure that your engine runs optimally and is protected from possible overheating and damage. Trust...Factory original quality at less costDirect fit replacement$145.27Save: $14.53 (10%)$130.74
- DeWitts®Engine Coolant Weld BungEngine Coolant Weld Bung by DeWitts®. This product is a fusion of innovative engineering and durable materials. Developed with uncanny accuracy and professionalism for superior efficiency and crafted using high-tech equipment for...Made with cutting-edge manufacturing techniquesWill provide steady performance and high rigidity$1.99 - $11.99
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