Loud motorcycle exhaust - Additionally, a loud exhaust can make a motorcycle more noticeable in traffic, potentially reducing the risk of accidents. Another factor contributing to the popularity of loud exhaust systems is the aesthetic appeal. Many riders are drawn to the aggressive sound and look of a loud exhaust, as it can make a bike seem more powerful and exciting.

 
Jul 28, 2016 · The theory is, loud pipes automatically make the rider safer, because car drivers can hear there is a motorcycle present and will therefore drive more cautiously. However, the Doppler Effect mutes this. The Internet has lots to say about the Doppler Effect, but here’s a nutshell summary from Wikipedia: “The Doppler effect … is the change ... . Life below zero sue

The only reason Harley-Davidson is loud is that the owners want them to be. People replace the Harley stock exhausts with after-market exhaust or remove the muffler from the exhaust for loudness that exceeds more than 100 decibels when revved up. Harley-Davidson motorcycles are not louder than any mass-produced motorcycle from the …1. The Impact of Motorcycle Noise: – Motorcycle noise refers to the loud sounds generated by motorcycles, primarily from their engines and exhaust systems. – This noise can have various impacts, including: – Disturbing the peace and tranquility of residential areas – Causing annoyance and frustration for nearby residents – Disrupting sleep patterns and negatively affecting quality of ...Jan 17, 2020 · Get a Full Performance Exhaust System. Another great tip on how to make your motorcycle exhaust sound deeper is to get a full performance system exhaust. That means getting your bike headers with fewer curves running down to the muffler part. Make sure that your muffler has no restrictions or baffles in it. A straight-through design is an ideal ... Canadian Motorcycle Exhaust Laws. There are laws that govern how loud and emissive Canadian motorcycles can be. These limitations are easily enforced on motorcycle manufacturers, since bikes need to meet the regulations to be eligible for sale. That’s why stock exhausts are heavy and rarely optimized for peak performance.Which motorcycle exhaust is the loudest? Honda six and all models of Harley come with the loudest motorcycle exhaust. If you don’t have these …9 Ways To Quiet a Motorcycle Exhaust. Updated: June 12, 2023. Published: October 22, 2021. An exhaust system is the main source of a motorcycle’s noise, and it can get pretty loud! There are various methods to lessen the noise from your motorcycle. Some are cheap and easy, while others are expensive and time-consuming.A large part of a V-twin cruiser bike’s allure is the rumbling sound of the exhaust and the thrill of powerful engines. Many riders consider the bike's sound as vital to enjoying the overall riding experience. In fact, loud pipes are synonymous with owning a V-twin cruiser motorcycle - at least for many bike owners. There's no denying that loud …According to Purdue University, 80 decibels (dB) is approximately as loud as a garbage disposal or a dishwasher. It is possible for ears to be damaged if exposed to 80 decibels for...Even though scientifically unproven, if riders’ lives have been saved because of loud pipes, or if riders believe they are safer with loud pipes, those are some compelling factors – at least for those individuals. Even so, such does not address the rights of others to “not” be subjected to the noise of loud motorcycle exhaust systems. Radiant Cycles LED Motorcycle Headlight for Harley Davidson Sportster 5.75 LED Headlights (Chrome, Black) LED Headlights, Harley Davidson. $ 149.99 $ 69.99. RADIANT CYCLES. Jun 24, 2009 ... This bloke has the loudest bike I've ever heard. It had 4 pipes on the back, you could hear the thing from Saturn it was that loud.Installing a baffle will reduce the sound levels by around 10dB depending on the baffle type and how loud the motorcycle was before. #2. Go for longer mufflers. Longer and larger mufflers result in quieter exhaust noise levels. This is because longer mufflers typically have a longer time to absorb and cancel out the sound waves.Good. As a motorcyclist I fucking hate obnoxious douchebags with loud exhausts. The bikes come at a relatively acceptable noise level and these douchebags spend 1000 euros on some bullshit exhaust to make it really loud to enlarge their penis.1. The Impact of Motorcycle Noise: – Motorcycle noise refers to the loud sounds generated by motorcycles, primarily from their engines and exhaust systems. – This noise can have various impacts, including: – Disturbing the peace and tranquility of residential areas – Causing annoyance and frustration for nearby residents – Disrupting sleep patterns and negatively affecting quality of ...Jan 2, 2024 · Another bike that echoes its MotoGP sibling on the exhaust note front is the Aprilia RSV 4. Its V4 engine configuration and on-the-limit exhaust design mean this bike is about as loud as you can go, without bursting your eardrums, shattering windows, or getting arrested for crimes against humanity. 5. Norton Commando 961 Delkevic: Very loud, nearly have to yell over it in conversation. However, it has a deep rumble that matches the bikes performance. D+dBKiller: Loud, but not so that you'd have to shout over it. The deep rumble remains, but now the mechanical engine chatter makes up for more of the sound.While pretty expensive, Akrapovic offers the best exhausts for sportbikes. Vance & Hines still leads the pack for Harley Davidson exhausts. Two Brothers Racing also managed to carve out a piece of the market with their high-performance slip-ons and full systems for various motorcycle models.Installing a baffle will reduce the sound levels by around 10dB depending on the baffle type and how loud the motorcycle was before. #2. Go for longer mufflers. Longer and larger mufflers result in quieter exhaust noise levels. This is because longer mufflers typically have a longer time to absorb and cancel out the sound waves.Common mistakes to avoid when trying to make your motorcycle exhaust quieter. If you’re a proud motorcycle owner and enthusiast, there’s a good chance that you’ve dealt with a noisy exhaust at some point. While some people enjoy the loud, growling sound of a motorcycle exhaust, others might find it disturbing or even illegal in …Jun 1, 2016 · world's loudest Motorcycle sound "revving to the MAX" Epic exhaust sounds with four Yamaha FZR 1000cc with modified exhaust pipes flaming and doing epic brut... A louder bike isn't safer. "Loud pipes save lives" is a nice myth, but it's simply not true. ... Darryl Bassani began designing motorcycle exhausts in the late 1960s. Today, Bassani Xhaust ...The results showed that at a distance of 15 metres behind a car the driver won’t be able to hear a motorcycle exhaust. At 10 metres, a loud bike can be heard but at frequencies so low that a ...Generally 2 things influence how loud a motorcycle engine is for a 4 stroke: A. Size of Engine. B. Number of pistons (cylinders) in the engine. A loud engine would be: A big engine with a low amount (1 or 2) cylinders. That’s why cruisers (2 cylinder, big engine) are louder than sportbikes (4 cylinder, smaller engine) for example.Whether you're in it for the sound, the look, or the weight-saving-fire-breathing performance, RevZilla has an aftermarket exhaust system to fit your bike, your tastes and your budget.Baffles are tubes inserted and attached to the exhaust pipe. The sides are usually punctured, allowing sound waves to escape. While baffles come in a wide range of shapes, materials, and sizes, they are only used for two purposes. The main reason is to reduce noise emissions, while the second is to create back pressure on the exhaust. The thing about loud exhausts however is that they don't have to be loud. If you're riding around at a normal pace and low-mid revs the sound isn't really that loud. It's loud if you're pinning the throttle sure but at least then any annoyance you may cause to everyone around you only lasts for the brief split second you're passing by them. Loud Harleys - and when I say loud, I mean illegally chest-thumpingly loud - are more common than sportsbikes with straight pipes. Granted, the latter exists too but it's more common with Harleys. Sportsbike riders tend to be more cautious about how they balance air in and air out in order to get maximum power if they change their exhausts.Watch out for both as temperatures spike this summer. With a record-breaking heat wave roasting the Pacific Northwest, it’s important to not only stay relatively cool but to active...Pros: – Very Cost Effective. Silencers are super cheap, and works really well. – Super easy to install and take out. With silencers, you still HAVE the option to be loud when you want to be ...Mar 10, 2024 · 4. Replacing Air Filter. Modifying the air intake system is the easiest way to enhance both the performance and the sound of a motorcycle. By replacing the stock air intake with a high-flow air filter, the engine’s ability to draw in more air is significantly improved. This increase in airflow allows for more efficient fuel combustion ... The muffler of a vehicle is 3 to 4 times larger than that of a motorcycle. And when it comes to exhaust pipe length, it can be between 8 to 16 feet in a vehicle. For motorcycles, it’s hardly more than 3 feet. To be honest, designing the right exhaust system for a motorcycle isn’t an easy task.Jun 24, 2009 ... This bloke has the loudest bike I've ever heard. It had 4 pipes on the back, you could hear the thing from Saturn it was that loud.In this article, I’ll explore effective ways to make your motorcycle exhaust sound deeper and give you the satisfying rumble you crave. Contents. How to | Pros & …Understanding the Purpose of Baffles. At their core, baffles are perforated tubes that fit inside your motorcycle’s exhaust system. They serve two primary …California Vehicle Code sections 27201 and 27202 established the following: A noise limit of 92 decibels applies to any motorcycle manufactured before 1970. A noise limit of 88 decibels applies to ...A large part of a V-twin cruiser bike’s allure is the rumbling sound of the exhaust and the thrill of powerful engines. Many riders consider the bike's sound as vital to enjoying the overall riding experience. In fact, loud pipes are synonymous with owning a V-twin cruiser motorcycle - at least for many bike owners. There's no denying that loud …Nov 10, 2022 · Investing in a loud exhaust for my motorcycle has been one of the best decisions I’ve made as a rider. It’s improved my bike’s performance, enhanced my safety on the road, and added to the overall riding experience. While the sound is a major part of the appeal, the practical benefits of a loud exhaust can’t be overlooked. Baffles are tubes inserted and attached to the exhaust pipe. The sides are usually punctured, allowing sound waves to escape. While baffles come in a wide range of shapes, materials, and sizes, they are only used for two purposes. The main reason is to reduce noise emissions, while the second is to create back pressure on the exhaust.A louder bike isn't safer. "Loud pipes save lives" is a nice myth, but it's simply not true. ... Darryl Bassani began designing motorcycle exhausts in the late 1960s. Today, Bassani Xhaust ...Simply put it over the hole. Epoxy goes inside the exhaust and should cover the hole and the edges. Leave it to rest for 4 hours. TIP: Oh, by the way, another great piece of advice is that you can use absolutely any piece of aluminum that you can find around and cut out a patch directly out of it.Sep 30, 2014 ... ... noise — motorcycles. It's easy to buy a ... My question: Is this loud motorcycle noise illegal? ... motorcycle exhaust systems." Allow me to ...When you decat your motorcycle and install it, the free-flow aftermarket exhaust could also cause an exhaust backfire. So, for the best performance with a smoother engine, please use the stock exhaust by motorcycle manufacturers. 5. Fix Exhaust Leakage. If your motorcycle exhaust pipe is too short and leaks, it creates a louder sound.Freedom Performance Exhaust Combat 2-into-1 Shorty Exhaust For Indian Scout 2015-2024 $ 1,080. 00Khrome Werks 4 1/2" War Hammer Slip-On Mufflers For Indian Touring 2014-2024. $599.95. Video Available. Want a bike that runs better, goes faster, weighs less and looks great? Of course you do — and a new motorcycle exhaust is the silver bullet. Sure, stock exhausts will perform the same duty of expelling combustion gasses from the motor.The most effective way to make a motorcycle sound louder and deeper is by upgrading to a performance exhaust system. This modification not only amplifies the …Of 2024. Send that stock system to the spare parts bin. When it comes to aftermarket advantages, the best motorcycle exhausts will reshape your ideas of horsepower, …California Code, Vehicle Code - VEH § 27151. (a) A person shall not modify the exhaust system of a motor vehicle in a manner which will amplify or increase the noise emitted by the motor of the vehicle so that the vehicle is not in compliance with the provisions of Section 27150 or exceeds the noise limits established for the type of vehicle ...Oct 3, 2022 · Honda six and all models of Harley come with the loudest motorcycle exhaust. If you don’t have these motorcycles, then you can go with the TOCE exhaust and Yoshimura Alpha T exhaust which sounds louder and highlights you on every street. You can also customize your motorbike exhaust to get a louder sound, but the exhaust sound shouldn’t be ... While the passenger footpegs are easily removable, the Akrapovič system uses the right side’s as a mounting location. Also, a heat shield is available to cover the last bend in the mid-pipe before the silencer for an additional $81. At a retail price of $1554, the Trident 660 Akra exhaust isn’t cheap, but hydroforming and world-class ...How to make your motorcycle quieter? Are your straight pipes too loud? - In this video I show you how I made a diy custom exhaust silencer / insert to quiet ...Jul 23, 2014 ... The fact that many riders use the engine in-lieu of the horn kinda proves the point. Bikes can be heard, more so with an aftermarket exhaust.The job of cleaning your commercial or residential exhaust fans doesn’t have to be a terrible chore. Check out this easy guide to cleaning your exhaust fans, and get that exhaust f...Motorcycle Noise Laws and How They Affect Riders in North Carolina, South Carolina and Virginia Many states don’t have statewide motorcycle noise restrictions on a decibel level, but they do require working mufflers or sound dissipative devices, often either OEM or a comparable replacement. Many states also outlaw cutouts and bypasses for highway …Another bike that echoes its MotoGP sibling on the exhaust note front is the Aprilia RSV 4. Its V4 engine configuration and on-the-limit exhaust design mean this bike is about as loud as you can go, without bursting your eardrums, shattering windows, or getting arrested for crimes against humanity. 5. Norton Commando 961The results showed that at a distance of 15 metres behind a car the driver won’t be able to hear a motorcycle exhaust. At 10 metres, a loud bike can be heard but at frequencies so low that a ...Delkevic: Very loud, nearly have to yell over it in conversation. However, it has a deep rumble that matches the bikes performance. D+dBKiller: Loud, but not so that you'd have to shout over it. The deep rumble remains, but now the mechanical engine chatter makes up for more of the sound. In summary, all cars and other motor vehicles in California must be equipped with a muffler. Any exhaust modifications must not increase the exhaust noise above 95 dbA. Full California exhaust noise laws can be found in California Vehicle Code § 27150 – 27159 – Exhaust Systems. Below we highlighted two most relevant sections. If you’re looking for a great deal on a motorcycle, an auction is the perfect place to start. With so many options available, it can be difficult to find the perfect motorcycle for...What do loud motorcycle pipes for? Loud motorcycle pipes are the choice of some riders. The rider uses noisy pipes just because they like their sound. That’s the only reason some riders swap their stock exhaust pipes with the aftermarket ones. Some aftermarket motorcycle exhaust loud pipes are specifically designed to increase horsepower as ...Whether you’re searching for free manuals for motorcycles online or you’re willing to pay to get the information you need, there are a few ways to find them. There are also two typ...Canadian Motorcycle Exhaust Laws. There are laws that govern how loud and emissive Canadian motorcycles can be. These limitations are easily enforced on motorcycle manufacturers, since bikes need to meet the regulations to be eligible for sale. That’s why stock exhausts are heavy and rarely optimized for peak performance.Check Price On Amazon. 5. Yoshimura RS-5 Carbon Fiber Slip-On Exhaust System. Yoshimura is one of the best motorcycle exhausts brands available today. The manufacturer has been in the field for over 60 years, and have been consistently producing some of the finest motorcycle exhaust systems across the world.Similarly, I noted that 2-into-1 exhausts were a bit louder than true duals, but this varied depending on the type, design, and manufacturer. Brand. Brand choice taught me a lot about levels of loudness and different sound characteristics. Bassani exhausts were the deepest and loudest, while Vance & Hines offered a loud but crisp sound.Excessively loud motorcycles are the result of the deliberate action of their owners to alter their exhaust system–which is illegal. The most common form of illegal tampering is removing factory equipped EPA-approved mufflers and replacing them with after-market mufflers or entire exhaust systems that are not EPA-approved.These exhaust brands make the best and loudest exhausts for your bike. While loudness was the ultimate deciding factor, we also considered features like the …When a car sputters, there is usually a problem with the exhaust system. When an engine sputters, there are a number of possible causes. If a loud bang accompanies the sputtering, ...Delkevic: Very loud, nearly have to yell over it in conversation. However, it has a deep rumble that matches the bikes performance. D+dBKiller: Loud, but not so that you'd have to shout over it. The deep rumble remains, but now the mechanical engine chatter makes up for more of the sound. Florida. Florida Statutes. § 316.272. Exhaust systems, prevention of noise. (1) Every motor vehicle shall at all times be equipped with an exhaust system in good working order and in constant operation, including muffler, manifold pipe, and tailpiping to prevent excessive or unusual noise. 3. Check the exhaust system: Check the exhaust system to make sure it’s properly attached and not damaged. A hole or a crack in the exhaust can cause a loud noise. 4. Check the engine oil: Check the engine oil level and condition. Low or dirty oil can cause engine noise. 5. Check the chain: Check the chain tension and lubrication. A loose …The Arrow GP2 Exhaust is the best motorcycle exhaust for winners. Racers search for a lightweight system for minimum hindrance when they are moving on the track. Sometimes, a hefty system has low levels of maneuverability. This device is made to feel light while riding the bike.Apr 23, 2022 · Too Lean or Too Rich. If your motorcycle exhaust pops and backfires, it could be due to the engine running too rich or too lean. These are terms used to describe different types of air-fuel ratios in the engine. If an engine has an overabundance of air and not enough fuel, it is said to be running too lean. Conversely, an engine that has too ... Motorcycle exhausts openings are facing towards the rear of the bike, and it's obviously to the back where the gases and all the noise are directed. ... A loud exhaust pipe could come in handy when splitting the lanes at low speed, letting the drivers in front of you know “something is approaching” and maybe preventing them from cutting you ...Aug 16, 2017 ... All that comes down to the engine, header design, muffler design. This is how some people could tell you what engine it is, just by the sound of ...If you've been in a motorcycle accident, you'll need a lawyer who knows how to handle cases like yours. Here’s how to find the best motorcycle accident lawyer. By clicking "TRY IT"...California Vehicle Code sections 27201 and 27202 established the following: A noise limit of 92 decibels applies to any motorcycle manufactured before 1970. A noise limit of 88 decibels applies to ... Freedom Performance Exhaust Combat 2-into-1 Shorty Exhaust For Indian Scout 2015-2024. $1,08000. $1,199.99. 10% savings. 3. Rinehart 4 1/2" DBX 45 Slip-On Mufflers For Harley Touring. $68995. Vance and Hines is a well-known brand in the motorcycle industry, renowned for its high-quality performance parts and exhaust systems. Whether you ride a cruiser, sportbike, or off...California has long specified the decibel level at which stock or modified exhaust systems are deemed too loud— 95 decibels for cars and 80 for motorcycles built after 1985 —and this hasn’t ...Fact vs. Fiction: New York Exhaust Noise Legislation. In 2021, New York enacted a bill into law--the SLEEP Act--that aims to crack down on excessively loud vehicles. The law went into effect on April 1, 2022. Unfortunately, vague local news reporting has created confusion amongst enthusiasts about what the law will actually do.Vehicle Specific. Bassani Road Rage III 2-Into-1 Exhaust System For Harley XL1200 2004-2022. $1,209.95. Free Shipping. Vehicle Specific. Bassani Road Rage 2-Into-1 Exhaust System For Harley FXBR/S FLFB/S FXDR/S 2018-2024. $967.95 $1,029.95. Free Shipping.If you've been in a motorcycle accident, you'll need a lawyer who knows how to handle cases like yours. Here’s how to find the best motorcycle accident lawyer. By clicking "TRY IT"...The most effective way to make a motorcycle sound louder and deeper is by upgrading to a performance exhaust system. This modification not only amplifies the …Adi Wira Bhre, a 29-year-old man in Semarang, Central Java, rode a Bajaj Pulsar 180 motorcycle for four years, from 2013 to 2017. He said he modified the exhaust system to improve his motorcycle ...The issue of loud motorcycle exhaust pipes has been brewing in several Canadian municipalities in recent months and has governments and police cracking down on loud motorcycles and cars. Occasionally, police in other countries also crack down on exhaust noise as residents grow tired of the early Sunday morning cacophony of …Pros: – Very Cost Effective. Silencers are super cheap, and works really well. – Super easy to install and take out. With silencers, you still HAVE the option to be loud when you want to be ...Thankfully, there are ways to make your motorcycle sound a lot deeper, like a Harley-Davidson. Firstly, consider upgrading your muffler. The muffler is responsible for reducing noise levels and controlling the flow of gases in your exhaust system. By installing an aftermarket muffler designed specifically for a more aggressive sound, you can ...The theory is, loud pipes automatically make the rider safer, because car drivers can hear there is a motorcycle present and will therefore drive more cautiously. However, the Doppler Effect mutes this. The Internet has lots to say about the Doppler Effect, but here’s a nutshell summary from Wikipedia: “The Doppler effect … is the …

A loud exhaust can help to make a motorcycle more noticeable, which can help to prevent accidents. Additionally, a loud exhaust can also make it easier for a rider to hear other vehicles on the road, which can also help to improve safety. Another positive of having a loud exhaust on a motorcycle is the enhanced riding experience.. Mlb minimum salary 2023

loud motorcycle exhaust

Jul 15, 2023 · How to Make Motorcycle Exhaust Sound Deeper & Louder: Top 4 Suggestions. Factory-made new bikes do not come with loud exhausts. Often, motorcycle manufacturers will use a moderate exhaust system for their motorbikes. So, you will get a modest sound from the exhaust while driving. The Denali SoundBOMB is an impressive 113dB which is twice the standard motorcycle horn volume, it’s sure to get other motorists’ attention should you need to. The all-black single-piece construction measures 3.5” x 3.4” x 2.5” and has a 5-amp power draw. The compact design and dark colour allow the horn to blend in with your bike.#moto #car #videos This is a compilation of some of the loudest motorcycle you'll ever see. Pure sport bike sounds with flames, hard revs, speed, fly bys and...How to make your motorcycle quieter? Are your straight pipes too loud? - In this video I show you how I made a diy custom exhaust silencer / insert to quiet ...Motorcycle Noise Laws and How They Affect Riders in North Carolina, South Carolina and Virginia Many states don’t have statewide motorcycle noise restrictions on a decibel level, but they do require working mufflers or sound dissipative devices, often either OEM or a comparable replacement. Many states also outlaw cutouts and bypasses for highway …If your motorcycle exhaust is quite loud, that may provoke some strange looks into your direction. As you may already know, the main factors that produce the motorcycle’s sound are those related to its exhaust system. Some motorcycles are naturally loud, made to show-off the power and strength of the motor.Advocates argue that a thunderous exhaust note can serve as a crucial safety feature, alerting other road users to the presence of motorcycles. However, this sentiment sparks a polarizing discussion that prompts us to question the validity of this claim and delve into the intricacies of motorcycle safety. The Decibel Dilemma:Of 2024. Send that stock system to the spare parts bin. When it comes to aftermarket advantages, the best motorcycle exhausts will reshape your ideas of horsepower, …Break-room rage, busted vending machines and petty coworkers all have the potential to be hilarious if you play your cards right. Having a sense of humor to complement your corpora...Feb 24, 2022 · The exhaust is the main determinant for how loud your motorcycle will be and what it will sound like, so changing it is the most common reason that motorcycles sound different from their factory-released forms. There is a whole successful business related to motorcycle aftermarket parts. Many brands produce sporty mufflers and other performance ... Motorcycle baffles are inserted into the exhaust pipe and force the exhaust flow to take a longer, indirect route instead of directly exiting the exhaust pipe. By doing this, the motorcycle baffle forces the exhaust flow coming out of the exhaust pipe to lose much of its pressure and thus quiet down. Motorcycles can be very noisy. A mere one hour of exposure to noise levels at 94 decibels can damage your hearing. If the noise is 100 decibels, it only takes 15 minutes for hearing damage to occur. But hearing damage is not the only adverse effect excessively loud motorcycles have on the public. Unlike legally equipped and quiet motorcycles, the excessive noise of many ... Simply put it over the hole. Epoxy goes inside the exhaust and should cover the hole and the edges. Leave it to rest for 4 hours. TIP: Oh, by the way, another great piece of advice is that you can use absolutely any piece of aluminum that you can find around and cut out a patch directly out of it.Section 4523.0 - Title 75 - VEHICLES. § 4523. Exhaust systems, mufflers and noise control. (a) Compliance with established sound levels.--. Every motor vehicle operated on a highway shall be constructed, equipped, maintained and operated so as not to exceed the sound level for the vehicle as prescribed in regulations promulgated by the department. In summary, all cars and other motor vehicles in California must be equipped with a muffler. Any exhaust modifications must not increase the exhaust noise above 95 dbA. Full California exhaust noise laws can be found in California Vehicle Code § 27150 – 27159 – Exhaust Systems. Below we highlighted two most relevant sections. When it comes to maintaining and repairing your vehicle’s exhaust and muffler system, finding a reliable and trustworthy shop is crucial. With so many options available, it can be ...BMW S1000RR M Sport loaded with Akrapovic shorty GP Full system exhaust !Having fun? Drop a LIKE and SUBSCRIBE. It's free and helps me out a lot! ...California Code, Vehicle Code - VEH § 27151. (a) A person shall not modify the exhaust system of a motor vehicle in a manner which will amplify or increase the noise emitted by the motor of the vehicle so that the vehicle is not in compliance with the provisions of Section 27150 or exceeds the noise limits established for the type of vehicle ....

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