With more and more catalytic converter theft, converter theft prevention and shield awareness is growing and people want to know how effective these anti-theft devices are before investing for their own vehicle. This is understandable since, depending on the make and model of the vehicle, catalytic converter shield cost can come as a surprise. However, when considering the cost of replacing a catalytic converter and the effectiveness of catalytic converter shields, the investment is worthwhile. In short, catalytic converter shields work and protect your vehicle. High-quality converter protection devices like Cat Shield™ by MillerCat make it difficult for thieves to cut through. The added time and effort it takes to tamper with the 304 stainless steel shield can deter would-be thieves from targeting your vehicle in the first place.