Exhaust system

Ways to stop your car’s catalytic converter being stolen

catalytic converter theft
Drivers are increasingly starting to protect their catalytic converters from thieves (Picture iStock/Michael Vi)

Catalytic converter theft continues to be a problem around the UK. The Centre for Infrastructure and Asset Protection (CIAP) claims thieves stole 2,254 catalytic converters – also known as cats ‑ in March 2022, up by 11 per cent from February.

The CIAP, with backing from the police, now wants to roll out its SmartWater marking for cats nationwide so that more drivers can benefit from it. We look at how drivers can stop crooks making off with this valuable part of their car’s exhaust system.

How can you stop your catalytic converter being stolen?

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Choosing a replacement exhaust: what to look for and why to shop around

Choosing a replacement exhaust: what to look for and why it pays to shop around

If your car has ever needed a replacement exhaust you’ll know just how expensive this essential mechanical component can be. As it’s such a pricey part, it pays to know what to look for and it’s important to shop around. That might seem daunting, but the potential price savings alone should convince you research is time well spent.

The exhaust is an essential part of your car. It keeps the engine healthy and ensures the emissions being pumped out do as little harm as possible to the surrounding environment. But over time, the effects of high temperatures, water and grime, the occasional bash from a speed hump and general wear and tear from continuous movement mean it can end up needing replacing.

Here’s the exhaustive low down on repairing or replacing a car’s exhaust.

Signs you need a replacement exhaust

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Car exhaust cleaning: are DIY products for DPFs worth it?

Car exhaust system cleaning: is it worth using DIY products for catalytic converters or diesel particulate filters?

Within your car’s exhaust system there are two areas that are hot spots for trouble and often need cleaning – the catalytic converter and the diesel particulate filter. Both of these cause problems for the efficient running of your car and can lead to it failing its MOT. In fact, Britain has a monthly peak of 43,000 cars failing the annual roadworthy test because of unacceptably dirty emissions from the exhaust.

Given the high cost of replacement parts, it’s no surprise that many drivers are embracing DIY cleaning products. These claim to return to good health congested catalytic converters or diesel particulate filters. We look at the options for drivers and ask whether they are worth using.

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