Will a new catalytic converter make my car run better

If you are talking about repla ing an old, crud-clogged one with a brand new (likely higher flowing) catalytic converter, while it would not actually make the engine more powerful, it will cause less of the created power to go to waste by removing the restriction it used to have to fight against to extract exhaust.

But if you have a modified car with significantly more engine power than stock (20% increase or better), you will almost certainly see improved engine power switching to high flow catalytic converters (especially top-end performance as measured on a dyno). If you’ve added a supercharger or turbocharger to your vehicle – or substantially increased the boost of an …

New catalytic converter could make cars cleaner, more …


Now, a British scientist has developed a new type of converter that should be cheaper, longer-lasting and more effective, plus it should boost the vehicle’s fuel efficiency. In a regular catalytic …

The main benefit of an aftermarket catalytic converter is… money. An aftermarket catalytic converter can save you over 80% on the price of a new one, costing less than $200, and sometimes as low as $60. However, there are significant downsides in purchasing aftermarket, and you should be aware of them before making your decision.

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What happens if you buy an aftermarket catalytic converter?

If the catalytic converter that you’ve purchased does not meet these regulations, then it’s worthless. Purchasing an aftermarket converter also runs the risk of a converter performing sub-optimally and falling short of an emissions test, even though it should pass.

Are high flow catalytic converters right for me?

The catalytic converters on a stock vehicle (especially a newer stock vehicle) just aren’t that restrictive until there have been significant performance upgrades. Put more simply: If you’ve made major upgrades to your engine, which are defined as increasing power 20-30% (or more), then high flow cats are for you.

Should you buy aftermarket emissions products?

Since aftermarket products have been used before, they will wear down and break much faster than new products. They can also be prone to damage during collisions, which may lead to you needing another replacement, and in extreme cases can cause damage to your emissions system.

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How to Tell if You Need a New Catalytic Converter in Your Car Video Answer

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