×
- Hello
- Login or Register
- Quick Links
- Live Chat
- Track Order
- Parts Availability
- RMA
- Help Center
- Contact Us
- Shop for
- Kia Parts
- Kia Accessories
My Garage
My Account
Cart
Parts Questions
2003 Kia Optima Parts
Change VehicleParts and Categories
- Body
- Chassis
- Brake Fluid Line
- Brake Master Cylinder
- Brake-Front Wheel
- Crossmember-Front Suspension
- Front Axle Hub
- Front Suspension Lower & Upper Arm
- Hydraulic Module
- Mud Guard
- Parking Brake
- Power Brake Booster
- Power Steering Gear Box
- Power Steering Hose & Bracket
- Power Steering Oil Pump
- Rear Shock Absorber & Spring
- Rear Suspension Arm
- Rear Wheel Brake
- Rear Wheel Hub
- Spring & Strut-Front
- Stabilizer-Front
- Steering Column & Shaft
- Steering Linkage
- Steering Wheel
- Wheel & Cap
- Electrical
- ABS Sensor & ECM
- Air Con Cooler Line
- Antenna
- Auto Cruise Control
- Body Side Lamp
- Car Audio
- Compressor
- Control Wiring
- Engine Wiring
- Head Lamp
- Heater System-Control & Duct
- Heater System-Evaporator & Blower Unit
- Heater System-Heater Unit
- High Mounted Stop Lamp
- Horn
- Instrument Cluster
- Instrument Wiring
- License Plate & Interior Lamp
- Main Wiring
- Miscellaneous Wiring
- Multifunction Switch
- Rear Combination Lamp
- Relay & Module
- Room Lamp
- Speaker
- Switch
- Transmission Control Unit
- Trunk Lid Wiring
- Windshield Washer
- Windshield Wiper
- Wiring Harness-Floor
- Engine
- Accelerator Linkage
- Air Cleaner
- Balancer Belt Train
- Battery
- Belt Cover & Oil Pan
- Camshaft & Valve
- Case-Front
- Clutch & Brake Pedal
- Coolant Hose & Pipe
- Coolant Pump
- Crankshaft & Piston
- Cylinder Block
- Cylinder Head
- Electronic Control
- Engine & Transaxle Mounting
- Engine Gasket Kit
- Exhaust Manifold
- Exhaust Pipe
- Fuel Line
- Generator
- Intake Manifold
- Oil Cooling
- Ovm Tool
- Radiator
- Radiator Hose & Reservoir
- Rocker Cover
- Short Engine Assy
- Spark Plug & Cable
- Starter
- Sub Engine Assy
- Tank-Fuel
- Throttle Body & Injector
- Transmission
- Auto Transmission Case
- Clutch & Release Fork
- Clutch Master Cylinder
- Clutch Release Cylinder
- Drive Shaft
- Gear Shift Control
- Oil Pump & Torque Converter-Auto
- Shift Lever Control
- Speedometer Driven Gear
- Transaxle
- Transaxle Assy-Auto
- Transaxle Brake-Auto
- Transaxle Case
- Transaxle Clutch-Auto
- Transaxle Gasket Kit
- Transaxle Gear
- Transaxle Gear-Auto
- Trim
- Back Panel Moulding
- Belt-Front Seat
- Body Side Moulding
- Bumper-Front
- Child Rest Holder
- Console
- Crash Pad Lower
- Crash Pad Upper
- Emblem
- Front Door Window Regulator & Glass
- Fuel Filler Door
- Hood Trim
- Interior Side Trim
- Isolation Pad & Floor Covering
- Key & Cylinder Set
- Locking-Front Door
- Luggage Compartment
- Moulding-Front Door
- Radiator Grille
- Rear Bumper
- Rear Door Locking
- Rear Door Moulding
- Rear Door Trim
- Rear Door Window Reg & Glass
- Rear Package Tray
- Rear Seat
- Rear Seat Belt
- Rear View Mirror
- Rear Window Glass & Moulding
- Roof Garnish & Rear Spoiler
- Seat-Front
- Sunroof
- Sunvisor & Head Lining
- Trim-Front Door
- Trunk Lid Trim
- Wheel Guard
- Windshield Glass
2003 Kia Optima Parts Specifications for Engine and Transmission
-2003 Kia Optima Trims
LX
LX 4AT
LX V6
SE
SE V6
Engine Displacement
2.4 L
2.4 L
2.7 L
2.4 L
2.7 L
Horsepower (HP)
138 hp
138 hp
170 hp
138 hp
170 hp
Torque (lb-ft)
147 lb-ft
147 lb-ft
181 lb-ft
147 lb-ft
181 lb-ft
Tank capacity
17.2 gal
17.2 gal
17.2 gal
17.2 gal
17.2 gal
Transmission
5-Speed Manual
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
Drivetrain
FWD
FWD
FWD
FWD
FWD