Do db killers affect performance

Even though most motorcycle enthusiasts prefer loud exhausts, in our day-to-day life we often face many situations where a DB killer becomes key to limit the exhaust noise within the limits. DB killers are therefore designed to help bikers with custom exhausts get the most out of their rides, do db killers affect performance. The reduced sounds from the DB Killers ensures that the bikes can be driven on street without compromising the boosted performance of aftermarket exhausts.

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Do db killers affect performance

Most of the motorcycle creates a lot of noise as you ride on them e. And driving on the loud exhaust may get you into some serious trouble with the cops and neighbors. So, What is dB killer? It helps to reduce the noise of exhaust and brings down the noise level to the legal permission level. Because aftermarket exhaust produces a lot of noise while running which is illegal in most countries. As we already know that sound is a type of pollution and due to the increasing number of vehicles especially motorcycles generating lots of noise in the surrounding. So, to maintain the noise level in the surrounding there is a specified limit fixed for motorcycles. We must know the range which is the maximum specified limit for vehicles in the U. S United States According to the cga. Now, you know that if the decibel level of your motorcycle exhaust is above the specified limit then you will have to use the dB killer that will save you from the cops and neighbors. You will see the performance decrease a bit on your motorcycle. This might happens because of the extra component you have added to your motorcycle exhaust which is basically not letting the CO2 out of the exhaust effectively.

It depends entirely on the exhaust design but also cam design, air box air flow, filter, velocity stacks, port design.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. I never heard of this before, I though it make some difference in performance but didnt know it would be bad for the engine. My bike is currently running without DB killer but with PC 5 in it. Any input on this subject?

Post by MikeC » Mon Apr 21, pm. Post by kenny87 » Mon Apr 21, pm. Post by Tink » Mon Apr 21, pm. Post by chrisinflight » Mon Apr 21, pm. Post by bowber » Mon Apr 21, pm. Privacy Terms. Skip to content.

Do db killers affect performance

Motorcycles are generally louder than any other vehicle on the road. The loudness of it has its benefits and drawbacks. But one thing is sure that it makes your neighbor awake as you start your motorcycle, and you get some unwanted attention while riding that some riders may like or hate. So, in this post, I will share with you some proven ways to quiet down your motorcycle exhaust noise.

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Post by MikeC » Mon Apr 21, pm About as effective as a chocolate fire guard ,in my humble experience. Insert Quotes Quotes Post Reply. Log in. Item added to your cart. It is easy to run the gauntlet day in day out in the hope you will not get stopped by the police, but, inevitably, you will be stopped and issued a fine. You can still be able to hear the exhaust sound but the higher frequencies will be reduced or killed because of the dB killers. Any other input to share guys? Is your motorcycle so loud you worry about your neighbours and if you are street legal? Thus, the component called dB killers is used in the stock exhaust to limit the noise to legal dB limits. This will also affect the performance of the motorcycle.

The " DB killer ", which literally means "killer decibel" are basically aid used for reducing its exhaust up to acceptable limits of decibels that will be comfortable for your ears and those of law enforcement. This is generally a long perforated tube which extends along the flow path exhaust. The exhaust gas passes therethrough, wherein the pop exhaust is attenuated due to the narrowing of the path.

This is the reason why you should definitely consider purchasing a DB killer to ensure that you can continue using your bike on a daily basis without breaking any rules. Those exup valves do more than provide back pressures Same principal with any silencer really, not just exhausts. AVS Forum. The engine life reduces the efficiency drops. Most of the new riders may not notice it but if you have to ride the motorcycle for a long time then you will notice a decrease in the performance a bit. Please consider creating a new thread. Sign up. Chris come to Spain and got very good results. I've had bikes make power with baffles fitted, not lose any power with baffles removed or lose masses of power with baffles fitted. The reduced sounds from the DB Killers ensures that the bikes can be driven on street without compromising the boosted performance of aftermarket exhausts. But, you should understand that not everyone likes the motorcycle high decibel exhaust sound. But those who ride on full throttle and push the motorcycle to its furthest limit will definitely find a difference between riding with and without dB killers. SparkyMJ 51 Replies.