Klx250 exhaust mod. 45 items on 10 brands of custom parts for KAWASAKI KLX250.

Klx250 exhaust mod I definitely recommend the 13T sprocket up front, this will reduce your top speed Mar 26, 2014 · The KLX World blog archives tech write-ups and articles concerning maintenance, cosmetic and performance upgrades for the KLX250. Total mods: lid off, Sep 22, 2013 · This was a good mod if you are stock, even after opening up my muffler, it wouldn't flow for my rejet, snorkle mod and K@N. It is a sticky at the start ot the KLX250 threads. The KLX300 header pipe is the same diameter as the KLX250 and is necked up to a larger diameter where it connects to the KLX300 Jul 10, 2007 · i went on planetklx. It’s powered by a 249cc liquid-cooled DOHC single-cylinder engine mated to a six-speed transmission and rolls on 17-inch wheels with road-oriented tires for sharp, agile handling on pavement. Includes the header, mid-pipe, and silencer muffler. Right out of the box, the KLX is a willing companion, both on the dirt and on ice! It is an un-intimidating ride with a well-balanced chassis and handling. With added power, torque and that distinct Yoshimura exhaust note, now we're talkin' fun! This slip-on also fits the popular dual sport KLX250 Yoshimura's RS-2 is proudly designed, developed and manufactured in Chino, California. May 1, 2024 · My mods to my KLX 250. Sep 21, 2011 · Heres a thread for KLX250 and D-Tracker modification You've done something to yours? Post it here You want to know how to do it? Ask here Firstly, fitting LED lights or indicators. Find top brands, exclusive offers, and unbeatable prices on eBay. Drill the throttle slide mod. Finally my bike started do wheelies. Dec 5, 2023 · Best cheap KLX110 exhaust system For a better sounding and looking exhaust, the TUNERBITS Stainless Exhaust (Amazon) is the most affordable complete system you can get for your KLX 110. KLX 250 OEM standard muffler mods. Aug 15, 2021 · I've got a 2020KLX 250 with a 9" Dekelvic exhaust, (92 miles), EJK, and KDX snorkel. not any more. Transform your dual-sport Kawasaki KLX250S with a Barker’s performance exhaust. If this is so, what is the prefered after market pipe. 6 in front travel) and a ground clearance of about 10. See if you qualify at checkout. Jun 25, 2013 · Any of you guy's want to tweak your KLX as described in Marcelino's post on Kawasaki Forum KLX 250 ( 300 ) camshaft mod by Marcelino - Kawasaki Forums i Feb 18, 2021 · Just bought the 2021 klx300 dual sport but like to play around with some mods like skid plate, hand guards, and maybe a new tail. My modified 1989 R100GS is a street bike that I can muscle on dirt roads and trails. This product is for a full system (header,mid-pipe, and silencer muffler). It’s powered by a 233cc air-cooled single-cylinder engine with fuel injection, married to a six-speed transmission for broad usability. The only mod I've done is linking the clutch sensor, but may well do the inlet cam mod soon (did you take the spring off the exhaust decompressor as well?). Free Shipping, No Hassle Returns and the Lowest Prices - Guaranteed You need to re-jet your carburetor in order to add fuel to compensate for the added airflow of the new exhaust. All links are to the ARL goes over different mods you can do to an airbox. Precision built and race-tested, our systems improve horsepower, torque, and throttle response while reducing weight. I also have the Kreiger cam chain tensioner. I followed the The Kawasaki KLX250S is a lightweight dual-sport motorcycle that blends everyday practicality with real off-road capability. The 2006–2014 models use carbureted fuel delivery via a Keihin CVK34, while the 2018 Aug 13, 2019 · Hey everybody! I'm getting ready to do some mods to my 2018 KLX250 as soon as I finish the break in period (50 miles left). All I have done to the bike is install a full Barker exhaust, remove airbox lid and add ejk Jun 10, 2007 · I just bought an '09 KLX250S (green). The key modifications to make in turning your Kawasaki KLX 250cc dual purpose bike into a real off-road dirt bike is firstly to change the tires to proper off-road knobby tires. Apr 10, 2020 · Modification klx 250 to 300 fantom on Aug 2, 2025 Aug 31, 2025 02:14 PM by Olsen29 3 Mar 30, 2006 · Hey Kids Im a newb here, I just picked up my Klx250s a few days ago (march 28th 3:40 pm to be exact). Is anyone on the board planning to take their '09 KLX to 331cc? And I'm wondering, for those who have already done the 331cc upgrade, what is the most popular (and best) exhaust option with that mod? Is a full system best, or will a slip-on work just as well? Feb 6, 2008 · I'm looking for performance upgrades to engine and suspension, but no aftermarket companies have recognized this great bike. your exhaust 2. I don’t know how to find the right size , or model, or id need to get any extra pieces on top to get the fit right. What’s Covered in This Video: • A detailed overview of my Kawasaki KLX 300 and why I chose it • Step-by-step modifications: from engine tuning and exhaust upgrades to suspension improvements Exhaust System Kawasaki KLX 250L / KLX 250 S / KLX 250 SF Muffler System (For: Kawasaki KLX250SF) Brand New $240. The package is based around the FMF Q4 Hex Slip-On muffler, and also includes the FMF PowerBomb header pipe. Performance Full System Exhaust for Kawasaki KLX230 All Series 2019-2023 and 2024 - 2026 OVER Racing Japan Please choose correct years when making purchase, 2024 - 2026 have different position of the sensor. Could we made this thread a list of completed, Oct 14, 2004 · This transformed the bike across the entire rpm range. I did it with my 09 and it pulls stronger. jetting settings 5. Whats the best exhaust to put on a klx250/klx300? Im looking for a exhaust that will give me a peformance upgrade but at the same time not being too loud. 2018 KLX250 On that note though I’d like to ask you guys what exhaust systems you all have ran and recommend, ideally the best bang for your dollar, I’d prefer not to spend 1000$ lol, any feedback is much appreciated! The Kawasaki KLX250SF is a lightweight supermoto that combines street performance with dual-sport versatility. Since Kawasaki brought back the popular little KLX250 with updated fuel injection, Yoshimura brought back an updated RS-2 slip-on that now incorporates an o2 sensor that accommodates the new fuel injection technology on the KLX. I purchased a 2018 KLX in 2023. Engineered to compliment the quality and performance of Kawasaki’s products, this handcrafted system delivers unparalleled sound and performance for the ultimate race experience. are there any mods i can make to the exhaust? im tryin to improve my klx250s 2006, any mods period would be helpful evan Kawasaki KLX250 Exhaust System Upgrade: This Kawasaki KLX250 Exhaust Pipe order form helps one find used exhaust or brand-new upgrades to the best available options. Jul 7, 2019 · I've watched a lot of utube on hop up s what about the exhaust cam where you move one tooth are there performance cams available if so where ? Is the exhaust pipe 1st mod more air flow and jet what would you do??? This Dyno Run was with a 351 kit stock carb and stock exhaust. 194 items on 23 brands of custom parts for KAWASAKI KLX250. (Probably wouldn't add the extension again, or do something where Explore a wide range of our Klx250 Exhaust selection. Aug 25, 2024 · Amplify your Kawasaki KLX300R's performance and sound with the top 5 exhaust systems—discover which one reigns supreme for your ride. All of that with added power, torque and that distinct Yoshimura exhaust note. com and want found out how to remove the "butt plug". When I cut the weld on the butt plate removed it took Mar 24, 2011 · Here are a few pics of a ported and polished stock header pipe for a klx 300. Jul 24, 2012 · With the exhaust, I had to put the power tip back in after 2 weeks as it sounded fantastic but was far too noisy and drove me mad. I decided to as people say do surgery on the oem welded butt plated muffler. I can't afford a new muffler right now. Any other tips would be appreciated. I used a exhaust tip from a KX400 ATV and hacked it down to fit, blowtorched the straw out of the stock exhaust and with alot of paitence and a keen eye for detail, I prevailed ;) Heres the hole that i cut with the torch and then Jul 9, 2025 · The best exhaust upgrades for your KLX 140 are: Stock exhaust mod - Remove muffler baffle for better throttle response but more noise FMF Powercore 4 (Motosport) - Slip-on (muffler only) for better/more sound and slightly more power Any suggestions for mods on my 2019 klx250? I am not familiar with aftermarket stuff but I think I want it jetted and a new exhaust. it took about 2 hours to do this. Slip on 9 Inch Oval Carbon Fiber Muffler for KLX250 $ 259. Silver KAWASAKI KLX250 KAWASAKI KLX 300R KAWASAKI KLX 140 KAWASAKI KLX 150 KAWASAKI KLX 230 KAWASAKI KLX MAGABOMB Save for later K-FACTORY FRC Full Exhaust System Single JMCA CertifiedMODEL:&nbsp189KZAAURD3000Point: 830 pt536. Be sure to subscribe and stay tuned we have some bigger mods coming next video! Mar 12, 1996 · Stroker Inc. I figured I would come on here and post what I am going to do and provide some updates and results for you guys. Racing legend Larry Roeseler founded the company after working very closely with Kawasaki's off-road race team. Currently have 13/44 and still seems a little sluggish. I would like to start a thread for the purpose of getting a recipe for unchoking the efi klx's. your altitude 4. Feb 14, 2011 · The forum members recommend drilling the slide vent hole out too with a 7/64 drill bit. The Kawasaki KLX230 is a versatile dual-sport motorcycle designed to be equally at home on pavement and light trails. All mufflers with single point mounts need the frame modified as mentioned in my klx unchoking thread. Here are the top 5 mods that I found that changed the bike the most. The opening is the same size as pi Here is a video of my 2018 Kawasaki KLX250 with the following mods: - Black plastics - Amazon (from China) $45 - Punisher sticker - Amazon $4 - Foot pegs - A Jun 23, 2011 · Hopefully the cam mod will drop 0-60 times a little, but as Marcelino mentioned the gains are less if the bike's already had the usual intake and exhaust mods, and mine has. I was told that by replacing the existing pipes I would notice a greater amount of power. The KLX300 muffler has a larger inlet than the KLX250. question for opening air box, is it safe for the bike to just remove the lid and r Dec 10, 2023 · Search is a bit interesting on this site and I didn't find what I was looking for but has anyone else tried the "washer mod" on their KLX140 exhaust? I had this on my TTR and that plus drilling out the internal baffle let me avoid having to buy an aftermarket pipe. I would recommend the FMF Q4 exhaust since it is designed to make less noise than most performance exhausts. It’s powered by a 249cc liquid-cooled DOHC single-cylinder engine paired with a six-speed transmission, long-travel suspension, and full-sized 21-inch front and 18-inch rear wheels. Essentially you take the plasti DG's Exhaust for the Kawasaki KLX 250 S/SF are made to exacting standards that come from 39 years of experience. I did this today. I am presently riding a 2018 klx 250 with about 3,500 k on it, mostly single track. I don't want to spend a fortune. any air intake/carb mods 3. it should flow very well. Every model is different and will require different jetting specs according to various factors like altitude, the exhaust system that you have, air box modifications and the use of aftermarket air filters. Basically, IMO, if you want to ride a KLX and are looking to make it "better", do the free mods, open up the exhaust, get the suspension set up right, add a pumper carb, possibly 331, guards and go ride. Jul 16, 2019 · KLX250S Performance Mods and Basic Upgrades Upgrading a 2006 KLX205s for dual sport adventures Posted by Craig Davis on July 16, 2019 Aug 25, 2024 · Learn about the top 4 exhaust systems for your Kawasaki KLX250 that boost performance and sound, but which one will truly elevate your ride? This RS-2 includes an O2 sensor bung to accommodate the fuel technology of the KLX. Kawasaki KLX250 Exhaust Sound🔥FMF,Two Brothers Racing,Triton,Yoshimura,Delkevic,GPR,Dominator,DG Tuning 37. Home - ThumperTalk The bike is now smooth, quiet, and actually feels more powerful. Thanks. In particular, I’m looking to free up the restriction from the small bore and a more throaty sound than the stock exhaust. Exhaust, ditch the stock and upgrade, not sure what KLX300 models, but Kawi stock exhaust stifles a bike, the 300 setup will too. 6K subscribers Subscribe Mar 21, 2022 · Custom Parts list with links (still in progress) If you find that any links are broken or need updated than please let me know. Aug 15, 2011 · Finally got around to finishing up my stock exhaust mods. May 10, 2022 · I have been looking at after market slip on mufflers for my 2021 klx dual sport. Recently there was an article in Hot Rod that was about altered valve overlap and the power changes. Not sure where to start. My Ride Report Here. I figured I'd do the entire job once, since the bike had to be disasembled anyway. com. Once i changed to a DG slip on it woke up. A lot of the klx250 mods fit the 300 so Jun 23, 2009 · My wife said my bike sounded like a lawn mower. Then it’s a good idea to add an oversize bash Jun 24, 2025 · With this Kawasaki 2010 KLX250 Exhaust Pipe upgrade order, we'll help you find used exhaust or brand-new upgrades to the best available options for a full system (header, mid-pipe, and silencer muffler). Additional options for the package include an EFI (electronic fuel injection) Controller, which is a plug-n-play Give your Kawasaki the extra horsepower it demands, with the Kawasaki KLX250 Full Single Exhaust System. The Delkevic complete exhaust system with power bomb downpipe for the Kawasaki KLX250 is expertly engineered and crafted from durable 304 stainless steel, offering a perfect balance of performance and… Jan 7, 2005 · I have a stock 2004 KLX 300 that is in need of more low end. 99 Pay over time with Affirm. or would a slip on exhaust mess up something internally? thx Oct 2, 2024 · Explore sensible modifications for the KLX300SM to enhance performance and functionality, shared by enthusiasts on ThumperTalk. EJK controller, Delkavic Exhaust, ProTaper, Tusk, Rigg Gear, Acerbis, Kemimoto, SpeedoHealer. Sep 29, 2009 · All Activity Home Forums Dirt Bikes Make / Model Specific Kawasaki Motorcycles KLR/KLX 125/140/230/250/300 90' KLR-250 Exhaust mods, QUICK questions. As well as a custom mod for snorkels. Mar 12, 2022 · If I knew about tooter's mods back in 2020 when I bought the bike . Marcellino cam mod, marked improvement for sure and free. That’s from the showroom to the house from the factory stock. Shop now for fast shipping and easy returns! Nov 12, 2017 · There is a long, really long thread on the Marcelino Cam Timing Mod at the Kawasaki forum. It runs great, really great, but it's too loud. I have a nice exhaust note and with the twin flow air filter the system can breathe fine, with tolerable (and Police friendly)decibel levels now. The mount didn’t match up, and I had to cut about 1/2” fr Nov 10, 2025 · ROOKR is brand of performance exhaust for KAWASAI KLX 250 all type Our products are giving you best experience when installed on your bike, increase power, and more performance. 5 HP gains and wheelies for days! Feb 4, 2015 · The Kawasaki KLX250s is a versatile combination of playbike and full-on trail burner. Merch:https://teesp Dec 31, 2006 · KLX 250S - Mod day - Airbox, carb, smog, crank case breather, carb 'T', and muffler completed - Well, I've been gathering my stuff for a while now, but once the quiet core muffler insert came, I was ready to rock. Entire unit is proudly made in the good old US of A to boot! Diamond-shaped sleeve Large Oct 2, 2024 · Are AFR's documented somewhere for this type of mod? Has anybody added a slip on pipe, airbox mod, deleted the STP, deleted the O2 sensor and installed an AFR monitor in the O2 sensor bung? Can an additional bung be added to say a Delkavic exhaust to retain the O2 sensor and add an AFR sensor? A lot of people have asked what they should do to their KLX250 first. The problem I have #1 is the price of mufflers. My son recently purchased me a new 2020 Klx300r, California model. I'm hesitant to start messing with the airbox, exhaust, jetting, and suspension mods without advice from someone whose already gone that direction. Feb 8, 2009 · All Activity Home Forums Dirt Bikes Make / Model Specific Kawasaki Motorcycles KLR/KLX 125/140/230/250/300 Uncorking klx300 exhaust Facebook Twitter Youtube Instagram Pinterest Newsletter Dec 13, 2019 · Well, where to begin. Thanks! In Today's video we take out the 2021 KLX140RL and remove the spark arrestor to get a before and after sound!If you're reading this show the video some love! An alternative is to find a KLX300 exhaust system that will fit on the KLX250 with no modifications. Aug 31, 2023 · Have a new KLX 230 sumo wanted to change the exhaust sound , not the whole system. Does anyone know if I need to change the relay for an LED friendly one, to fit LED indicators? This Kawasaki 2008 KLX250 Exhaust Pipe Full System is a complete factory take-off exhaust pipe for your ride, or you can upgrade to the best available (optional). I would like to know the best way to do this. 00 or Best Offer Feb 2, 2025 · With this Kawasaki 1996 KLX250 Exhaust Pipe upgrade order, we'll help you find used exhaust or brand-new upgrades to the best available options for a full system (header, mid-pipe, and silencer muffler). 2) L-Mod Advice – I can and will do the L-Mod if it's advised? 3) Frugal Exhaust Mod or wait to buy a SuperTrapp? I had enough of the stock pea shooter; so, I decided I would try and get some more sound out of the stock exhaust until my Barker setup gets here. DG Performance - Winning Championships since 1973 Simple mod's and my opinions of modding my past bikes. Huge stocks, worldwide shipping from Japan. Here. , based out of California, offers a full range of engine, suspension, performance parts and modifications for Kawasaki's KLX. So I took my chances and purchased a Pro Circuit slip-on for a 2007 Klx300r, hoping for a good fit. #2 is the over all loudness of them. the factory pipe had apprx a 3/8" weld around the inside of the pipe , blocking the pipe. 2019 Kawasaki KLX250 Parts & Accessories at RevZilla. 4 in 45 items on 10 brands of custom parts for KAWASAKI KLX250. I probably would not bother with the Barker exhaust or ejk tuner. PLanning to keep it though -open airbox -headers and slip on. So I have a "simple" question: will opening up the exhaust, from the header back, improve or degrade low end torque? ECU Mapping Exhausts / End Caps / Manifolds Fuel Pumps & Filters Intake Tubes / Big Bottom Kits Clutch Weights & Pressure Plates Installation Instructions Customer Reviews Nov 18, 2008 · i was thinking maybe it would be good to have a list of people who have modded their bike and their current jetting settings, perhaps a sticky? something like: 1. This Kawasaki 2018 KLX250 Exhaust Pipe Full System is a complete factory take-off exhaust pipe for your ride, or you can upgrade to the best available (optional). The Delkevic complete exhaust system with power bomb downpipe for the Kawasaki KLX250 is expertly engineered and crafted from durable 304 stainless steel, offering a perfect balance of performance and… Home > Dual Sport > Kawasaki KLX250 Parts > FMF Q4 Exhaust Pkg We've combined several of the most popular FMF products for the Kawasaki KLX250 into a handy package deal. I have heard of some of the people on the forum doing the cheap exhaust mod. 56 USD [Silencer Specification] ・Shape: Round ・Tube material: Stainless steel ・Surface: Buffing Specifications ・Tube length: 280mm (Total length: 400mm) ・Outer With a few modifications the dual purpose Kawasaki KLX 250cc dirt bike can be turned into a great off-road dirt bike capable of handling all sorts of challenging terrain. But, like many bikes, a few accessories and upgrades go a long way to improve an already good machine. Dec 2, 2005 · If you want to spend an extra $500, you can gain a bunch of power with the 351 cc kit and $200 for a new exhaust pipe. It may not have the same quality as PC or FMF when it comes to fit and finish, but it's definitely an upgrade over stock. DG Performance - Winning Championships since 1973 The fuel map controller won't do much without removing the air flow restrictions on both ends, that means airbox mod (usually snorkel removal) AND exhaust change to make the fuel controller work optimally. Removed cat, two sections, made custom straight gas exhaust pipe. Throw the air lid in the parts bin and leave it off, while you are at it put in a twin air filter Put a 1 tooth smaller countershaft sprocket on it This mod SHOULD work for all KLX 250 models from 2010 and newer, as well as select KLX 300 models. Like all of our products, our KLX250 / KLX300 full exhaust system was developed to surpass what is offered on the market today. Now we are considering exhaust modifications but do not want to lose low end torque, as we ride a lot of tight, gnarly stuff. Add the green option above for upgraded dirt bike header pipe and muffler systems. Needless to say the exhaust was a bit restricting. Can anyone help with modifying/or removeing spark arrestor from a stock welded klx 250 exhaust 04 model Street legal dual sport 2022 KLX Best upgrades delete modifications 2010 KLX250s review and raw sound of the factory exhaust note2009 KLX250s KLX300r KLX300s Jan 16, 2019 · Hey all, so I am going to be doing these 3 upgrades on my klx250 soon. I am the third owner, the previous two owners May 1, 2007 · All Activity Home Forums Dirt Bikes Make / Model Specific Kawasaki Motorcycles KLR/KLX 125/140/230/250/300 Klr 250 Exhaust Facebook Twitter Youtube Instagram Pinterest Newsletter. I hate to say it, but it is not the Jan 14, 2024 · Been posting in other threads since I joined the site but would like to start my own thread with pictures to go along with it. . i know its a KLX ha ha. I'd like to find someone to trade with that has the 14" Dekelvic and feels theirs isn't loud enough! Nov 13, 2020 · Top to bottom best mods. It’s powered by a 249cc liquid-cooled, DOHC four-valve single-cylinder engine paired with a six-speed transmission and long-travel suspension that delivers around 11 inches of ground clearance. I am not sure which ones so check for yourself. It has to do with altering intake/exhaust overlap for a change of power. KLX250: Exhaust KLX250 The Kawasaki KLX250 is a versatile dual-sport motorcycle that combines street capability with true off-road performance. With full-sized 21-inch front and 18-inch rear wheels, long-travel suspension (~8. This is a KLX 351 Big Bore Kit, which gives you more torque and horsepower over your stock KLX 250. 2000 to 2007 KLX300 mufflers will work on your KLX250 bike. how close to perfect you think it is, rich/lean, and DG's Exhaust for the Kawasaki KLX250S/SF are made to exacting standards that come from 39 years of experience. My little KLX 250 is a dirt bike that I can ride on the highway. Most of the parts I installed are available from Kawasaki KLX250 Exhaust Systems Images below show various series/systems available for your model. Installing the exhaust O2 sensor delete as well as the less restricted KDX air box lid on the 2021 KLX300. The most important part on the list is the EJK fuel The Delkevic complete exhaust system with power bomb downpipe for the Kawasaki KLX250 is expertly engineered and crafted from durable 304 stainless steel, offering a perfect balance of performance and… Feb 2, 2022 · Hi klx owners. qimrn pseubwi wplb gpnt esvojsm odhpeg ulh rpip cqtnwf whhahk rswzuq kmjgw leqe yuxmc inaiu