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.

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.

Do db killers affect performance

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Enviado desde mi GT-N usando Tapatalk. Sort by Oldest first Oldest first Newest first Most reactions. If you gain power on a bike with installing the dB killer, than the exhaust wasn't designed properly in the first place. If anything there should be a bit more power due to the lower restriction in the end of the silencer. Exhaust flow both speed and volume is an interesting topic and goes hand in hand with intake flow. I think you're just fine without the killers. In fact maybe a teeny bit lean if it was set up with them installed. It depends entirely on the exhaust design but also cam design, air box air flow, filter, velocity stacks, port design. I've had bikes make power with baffles fitted, not lose any power with baffles removed or lose masses of power with baffles fitted. Even on 4 strokes you need an element of back pressure so a fully open pipe can have the opposit eeffect to what is intended and actually caue flat spots, holes in mid range or poor flow at high rpm. So in answer to your question it depends entirely on the bike and exhaust system and ther eis no cast iron rule, only a guide that says check everythign ona dyno and make a decision based on resutls only and not gossip.

However, your motorcycle may not be roadworthy due to the excessive noise from the exhaust. It is a sweet sound and gives a satisfying pop when using the quick shifter under wot. Measure it and check ebay again.

Is your motorcycle so loud you worry about your neighbours and if you are street legal? Are you getting an advisory on your MOT regarding the noise level? DB killers work and reduce the sound level from the exhaust system marginally. DB killers are usually installed by removing the original baffle and inserting them into the rear of the exhaust. The noise level changes when DB is measured since DB is not linear. Yes, a DB killer restricts some of the gas being exhausted from your motorcycle.

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.

Do db killers affect performance

It is a perforated tube that extends along the exhaust flow path and helps control the sound emitted by the motorcycle. However, removing the DB killer can result in increased noise levels and potentially harmful emissions. Some bikers may choose to use a DB killer to comply with noise regulations or to make their ride more comfortable for themselves and others around them. A DB killer exhaust, also known as a decibel regulator, is a device designed to control the noise level of an exhaust system. However, the difference in performance with and without a DB killer is insignificant. DB killers are commonly used to comply with noise regulations and make the exhaust sound more pleasant to the ears while riding. Overall, a DB killer exhaust is a practical accessory for motorcycle enthusiasts who want to control noise levels without compromising performance.

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According to the cga. If anything there should be a bit more power due to the lower restriction in the end of the silencer. It does not completely block the exhaust and just route the exhaust through small holes like the SC Project exhaust above. So in answer to your question it depends entirely on the bike and exhaust system and ther eis no cast iron rule, only a guide that says check everythign ona dyno and make a decision based on resutls only and not gossip. Yes it does affect the engine. Skip to content. JavaScript is disabled. EBBO 56 Replies. This is an older thread, you may not receive a response, and could be reviving an old thread. Then, it felt like a totally new experience. FYI bike is Australian and came from the factory de- restricted. Explore Our Forums.

Post by MikeC » Mon Apr 21, pm. Post by kenny87 » Mon Apr 21, pm.

Despite removing dB killer can result in increased performance of your motorcycle as it allows the C02 to leave fast. Quick links. The noise level changes when DB is measured since DB is not linear. What is the purpose of DB killer? For a better experience, please enable JavaScript in your browser before proceeding. 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. Post by MikeC » Mon Apr 21, pm About as effective as a chocolate fire guard ,in my humble experience. As far as l know, the exup valves control most of the back pressure in the system, so l thought raplacing a slip on wouldn't cause any noticeable effect but it does. The acceleration starts to take with its total efficiency that helped me to drive with the full potential of the motorcycle. However, running a complete open system that has been mapped and then adding a DB killer will influence your performance in a negative way. Re: universal dB killers, are they effective? Most of the motorcycle creates a lot of noise as you ride on them e. Log in.