Is remapping bad for your car?

Some people are concerned that engine remapping could cause problems with their car. But it shouldn’t affect reliability if you use a reputable company. Remapping does put extra strain on an engine, but not a dangerous amount if it’s done properly.

Is remapping a car legal UK?

Remapping is often cheap and quick to do – and usually legal. It works by over-writing the settings of your car’s engine control unit (ECU). But it could ramp up your insurance costs and compromise your warranty.

How much does a remapping cost?

How much does car engine remapping cost? The cost of remapping your car will likely depend on the make and model. But you can expect to pay roughly somewhere between £200 and £400.

Do I need to declare a remap?

You ought to declare a remap to your insurer, as it is a material change to your car’s specification. By the way, if you are buying a car, you’ll need to ask whether it has been remapped. Usually, you’ll find remapped cars for sale to enthusiasts who will pay for the extra performance – the remap is a selling point.

How much BHP will I gain from a remap?

You can expect a 20-30% increase in bhp and torque after a remap. This extra performance is accessible across the rev range, particularly at low revs and in the mid-range. A typical 30-70mph run will be reduced by 1.5-2 seconds, and your car will pull better at higher speeds.

Does a remap affect mot?

But, the reality is that your vehicle will still pass its MOT test after a remap and it will continue to do so for many, many years. How do we know this? Remapping a car is basically fine-tuning it. The only part of this stage that could affect an MOT test negatively in theory is fuelling, which could affect emissions.

Will a remapped car pass MOT?

Are remaps worth?

Remapping can increase both performance and economy in most types of vehicles. Even a car with a 1 litre engine can receive good power gains from a remap, especially if it has a turbocharger. It is more fuel efficient to increase power this way rather than just having a larger engine to begin with.

Does 30 bhp make a difference?

How long does it take to remap a car?

Depending on the vehicle, the remap normally takes less than 1 hour to complete.

How is a remap done?

HOW DOES IT WORK? A vehicle remap replaces default software on the ECU, overwriting it with new software which can be programmed to optimize the cars overall performance. This is known as vehicle remapping because the ECU is essentially a program that controls how the engine works.