Engine Thermostats for 2003 Kia Optima
Find parts that fit
We need more information about your vehicle to confirm fit.
2003
Kia
Optima
SPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSORED
948 Results
OEM ! HOUSING ASSMEBLY for 01-05 HYUNDAI SONATA 03-06 KIA OPTIMA # 25600-38025 (Fits: 2003 Kia Optima)
Brand New$37.45Free shipping4 watchingFor 2003-2006 Kia Optima 2.4L Engine Coolant Water Outlet Housing Kit 4 Seasons (Fits: 2003 Kia Optima)
Brand New: Four Seasons$98.88Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Thermostat with Gasket FOR HYUNDAI KIA SANTA TIBURON AMANTI 2.7L 3.5L 2550037200 (Fits: 2003 Kia Optima)
Brand New: Unbranded$13.99or Best OfferFree shipping54 soldGates For Kia Optima 2001 02 03 04 05 2006 Thermostat (Fits: 2003 Kia Optima)
✔Fast Shipping ✔Perfect Fitment ✔Hassle Free ReturnsBrand New: Gates$60.20Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $88.86Free shippingEngine Coolant Thermostat for Kia Optima 2.7L 2001 2002 2003 2004 2005 2006 New
Brand New$10.10or Best OfferFree shippingFor 2003-2006 Kia Optima Coolant Water Outlet Housing Kit 35851HN 2004 2005 (Fits: 2003 Kia Optima)
Brand New: Four Seasons$82.95Gates CO35039 Engine Coolant Water Outlet For Select 00-10 Hyundai Kia Models (Fits: 2003 Kia Optima)
Gates CO35039 Fast Free Shipping Multiple US LocationsBrand New: Gates(1)1 product ratings - Gates CO35039 Engine Coolant Water Outlet For Select 00-10 Hyundai Kia Models$22.99Was: $29.99⭐GENUINE⭐ THERMOSTAT FOR VARIOUS HYUNDAI KIA V6 2.7L 3.5L 2550037200 (Fits: 2003 Kia Optima)
Brand New: Hyundai$21.89or Best OfferFree shipping14 soldStant 14808 Engine Coolant Thermostat (Fits: 2003 Kia Optima)
Brand New: Stant$9.26Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $12.34NEW GENUINE HYUNDAI/KIA THERMOSTAT ASSEMBLY (PN 25500 38001) (Fits: 2003 Kia Optima)
Brand New: Hyundai$19.97or Best OfferThermostat with Gasket FOR HYUNDAI KIA SANTA TIBURON AMANTI 2.7L 3.5L 2550037200 (Fits: 2003 Kia Optima)
Brand New: Unbranded$12.99or Best OfferFree shippingTemperature Control With Air Filtration System Fits 03-06 MAGENTIS 87543 (Fits: 2003 Kia Optima)
We Appreciate Your Business! Fast & Free Shipping!Pre-Owned: Kia$96.89Was: $113.99Temperature Control Fits 03-06 MAGENTIS 86235 (Fits: 2003 Kia Optima)
We Appreciate Your Business! Fast & Free Shipping!Pre-Owned: Kia$72.24Was: $84.99or Best OfferNew Thermostat with Gasket 25500-37200 Fits for 2002-2006 Kia Sedona Sorento (Fits: 2003 Kia Optima)
Brand New: Unbranded$18.80$6.99 shippingDorman 902-5038 Engine Coolant Thermostat Housing (Fits: 2003 Kia Optima)
Authorized Dorman Distributor - Lifetime WarrantyBrand New: Dorman$20.8225500-37200 Thermostat with Gasket Fit for 2002-2006 Kia Sedona Sorento 3.5L KIA (Fits: 2003 Kia Optima)
Brand New$15.09or Best OfferFree shippingEngine Coolant Thermostat Housing Fits 2001-2006 Kia Optima 2.4L L4 Dorman (Fits: 2003 Kia Optima)
Brand New: Dorman$27.73Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Outlet / Housing Kit fits 2003-2006 Kia Optima FOUR SEASONS (Fits: 2003 Kia Optima)
Brand New: Four Seasons$101.78Coolant Thermostat fit Chrysler Kia Lexus Nissan NV1500 Armada Toyota Mitsubishi (Fits: 2003 Kia Optima)
Brand New$10.50Was: $13.13or Best OfferOnly 2 left2550037200 Engine Coolant Thermostat Assy Fit For Hyundai Kia Genuine (Fits: 2003 Kia Optima)
Brand New$14.99or Best OfferFree shippingOnly 1 left!75BF37Q Coolant Water Outlet Housing Kit Fits 2003-2006 Kia Optima 2.4L 4 Cyl (Fits: 2003 Kia Optima)
Brand New: Four Seasons$79.52Engine Coolant Thermostat For 2001-2006 Kia Optima 2.4L (Fits: 2003 Kia Optima)
Brand New: MotoRad$24.67Coolant Thermostat for Honda Acura Nissan Mitsubishi Hyundai Kia Toyota Lexus (Fits: 2003 Kia Optima)
Brand New: CAR$10.71Was: $11.39or Best OfferEngine Coolant Water Outlet Housing Kit For 2003-2006 Kia Optima 2.4L 4 Seasons (Fits: 2003 Kia Optima)
Brand New: Four Seasons$101.44Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
New Thermostat with Gasket 25500-37200 Fits for 2002-2006 Kia Sedona Sorento (Fits: 2003 Kia Optima)
Brand New: Unbranded$18.99or Best OfferFree shipping✅ Genuine ✅ Engine Coolant Thermostat Assy For Hyundai ~ Kia 2550037200 (Fits: 2003 Kia Optima)
Brand New: Hyundai$39.95Only 1 left!Thermostat with Gasket p FOR HYUNDAI KIA SANTA TIBURON AMANTI Genuine 2550037200 (Fits: 2003 Kia Optima)
New (Other): Unbranded$14.95Was: $15.90Free shippingOEM NEW Engine Coolant Temperature Sensor 01-16 Amanti Optima Rio 39220-38030 (Fits: 2003 Kia Optima)
NEW OEM PARTS. TRUSTED FOR 17+ YEARS! QUIRKPARTSBrand New: Kia(2)2 product ratings - OEM NEW Engine Coolant Temperature Sensor 01-16 Amanti Optima Rio 39220-38030$25.22Only 1 left!Thermostat For Hyundai Sonata Tiburon Tucson Kia Optima Sportage 2.7L 2550037200 (Fits: 2003 Kia Optima)
Brand New: Unbranded$14.30Was: $15.89or Best OfferFree shippingCoolant Thermostat for Chrysler Kia Lexus Nissan NV1500 Armada Toyota Mitsubishi (Fits: 2003 Kia Optima)
Brand New$10.99Was: $11.57or Best Offer2550037200 Thermostat with Gasket FOR HYUNDAI KIA SANTA TIBURON AMANTI 2.7L 3.5L
Brand New: Unbranded$20.59or Best OfferFree shippingFor Hyundai Kia Santa 2.7L 3.5L 2550037200 Thermostat With Gasket (Fits: 2003 Kia Optima)
Brand New: Unbranded$11.39Was: $11.99or Best OfferFree shippingCalorstat Thermostat fits Kia Optima 2001-2006 61VPCN (Fits: 2003 Kia Optima)
Brand New: Calorstat By Vernet$27.93Thermostat with Gasket FOR HYUNDAI KIA SANTA TIBURON AMANTI Genuine 2550037200 (Fits: 2003 Kia Optima)
Brand New: Unbranded$15.10Was: $15.90Free shippingAISIN Engine Coolant Thermostat for 2001-2005 Kia Optima 2.5L 2.7L V6 pg (Fits: 2003 Kia Optima)
The #1 Seller of Genuine AISIN Parts on eBayBrand New: Aisin$24.45Was: $48.99OEM✅THERMOSTAT HOUSING GASKET FOR 1999-2010 HYUNDAI KIA # 25614-35510 (Fits: 2003 Kia Optima)
Brand New: Factory/OEM$8.75Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingFor Kia Magentis 2001-2005 Dorman Engine Coolant Thermostat Housing (Fits: 2003 Kia Optima)
Brand New: Dorman$35.65For 2001-2005 Kia Optima Engine Coolant Thermostat 2002 2003 2004 (Fits: 2003 Kia Optima)
Brand New: Aisin$31.85Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Thermostat with Gasket FOR HYUNDAI KIA SANTA TIBURON AMANTI 2.7L 3.5L 2550037200 (Fits: 2003 Kia Optima)
Brand New: Unbranded$13.85Was: $14.58or Best OfferFree shippingThermostat with Gasket FOR HYUNDAI KIA SANTA TIBURON AMANTI 2.7L 3.5L 2550037200 (Fits: 2003 Kia Optima)
Brand New$9.49Was: $10.10or Best Offer$2.99 shippingEngine Coolant Thermostat Housing Dorman For 2001-2006 Kia Optima 2.4L L4 2002 (Fits: 2003 Kia Optima)
Brand New: Dorman$26.39Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Four Seasons 85395 Water Inlet For 99-06 Hyundai Kia Optima Santa Fe Sonata (Fits: 2003 Kia Optima)
Sold Individually - Fast Free ShippingBrand New: Four Seasons$36.52Was: $50.99Engine Coolant Thermostat Beck/Arnley 143-0722 (Fits: 2003 Kia Optima)
Brand New: Beck/Arnley$15.00Free shipping