Learn more about radiator replacement
Our in-house mechanics answer the most common questions about radiator replacement
Learn moreFixter gets you the best price for your Kia Optima's radiator replacement


A typical radiator replacement in the UK costs around £176 - £343.
Depending on your Kia Optima engine, and whether you live in a big city or a small one, the price of a radiator replacement on your vehicle can be higher or lower. We computed prices for some of the best-selling cars in the UK in order to give you an idea of how much does a radiator replacement costs.
| Car model | Fixter price range | 
|---|---|
| Kia Optima 1.6 2 | £197 - £310 | 
| Kia Optima 1.6 3 | £194 - £305 | 
| Kia Optima 1.6 Gt Line S | £211 - £332 | 
| Kia Optima 1.7 2 | £211 - £332 | 
| Kia Optima 1.7 2 Ecodynamics | £190 - £299 | 
| Kia Optima 1.7 2 Tech | £190 - £299 | 
| Kia Optima 1.7 3 | £176 - £277 | 
| Kia Optima 1.7 3 Ecodynamics | £176 - £277 | 
| Kia Optima 1.7 4 | £211 - £332 | 
| Kia Optima 1.7 Gt Line S | £194 - £305 | 
| Kia Optima 2 Entry | £218 - £343 | 
| Inspect the radiator and ancillaries for leaks. | |
| Run a pressure test on the cooling system. | |
| If necessary, replace the radiator. | |
| Advise if any other parts ought to be replaced. | |
| Refill the cooling system with engine coolant. | |
| Run the engine and, if necessary, test drive the car (check for leaks again). | |
| No additional work without your approval | |
| We only use manufacturer parts or equivalent | |
| All parts and labour are protected with our Fixter 12-month warranty | 
A fully qualified mechanic will:
| Car model | Average labour time | 
|---|---|
| Kia Optima 1.6 2 | 1 h 45 min - 2 h 18 min | 
| Kia Optima 1.6 3 | 2 h 31 min - 3 h 8 min | 
| Kia Optima 1.7 2 | 1 h 41 min - 2 h 22 min | 
| Kia Optima 1.7 3 | 1 h 39 min - 2 h 24 min | 
| Kia Optima 1.7 4 | 1 h 37 min - 2 h 26 min | 
| Kia Optima 2 Entry | 1 h 35 min - 2 h 28 min | 
| Kia Optima 1.7 2 Tech | 1 h 33 min - 2 h 30 min | 
| Kia Optima 1.6 Gt Line S | 1 h 31 min - 2 h 16 min | 
| Kia Optima 1.7 Gt Line S | 1 h 30 min - 2 h 18 min | 
| Kia Optima 1.7 2 Ecodynamics | 1 h 44 min - 2 h 20 min | 
| Kia Optima 1.7 3 Ecodynamics | 1 h 42 min - 2 h 22 min | 
Our in-house mechanics answer the most common questions about radiator replacement
Learn more