VRSF B58 Downpipe Upgrade 2017 – 2022 BMW X3 M40iX G01 & X4 M40iX G02. SKU: N/A. 4.8 out of 5 based on 5 customer ratings. ( 5 customer reviews) From: $ 299.99. Heat Shield ETA 10/1/2023. Downpipe Selection. Choose an option Track Limited Racing Downpipes High Flow Catted Downpipe. Surface Finish.Apr 9, 2007 · Unable to Tune - WGDC Boost Drop (Update: Solved) ... downpipe safe to use? ... 340i lsd. nosam1g. 08-23-2023 12:50 PM by kern417. 14: 2020 M340i Stock Dyno Number. Those who have been following us on Instagram saw the latest updates we have been posting regarding the support for G20 chassis. We will have a completely different thread started when it comes to flash/tune information for the M340i later on today, but for now, I'm posting the first official Dyno results in stock ...OBD tunes allow customers to simply plug in a cable and upgrade their ECU. We send you an OBD cable and remotely tune the car using remote desktop software called TeamViewer. You will need a Windows 7+ laptop for this process. Tuning for specific octane. Check engine light removal for downpipes (off-road use only) Top speed limiter removalUnable to Tune - WGDC Boost Drop (Update: Solved) ... downpipe safe to use? ... 340i lsd. nosam1g. 08-23-2023 12:50 PM by kern417. 14:JB4_B58 is CARB Approved Under Executive Order (EO) No.D-744-4 for all 2016-2018 BMW 230i, 330i, 430i, 530i, 340i, 440i, 740i, M240i, and X1 applications. Wirelessly connect the JB4 to your Bluetooth 4.0 compatible iOS and Android device via the JB4 Mobile connect kit or to your Windows laptop with the BMS data cable.The only true significant exhaust power-added is catless downpipes, and this exhaust is just a catback system. The kit’s exhaust can be purchased directly from BMW for $1,700, if you don’t want the more aggressive tune to go with it. MPPSK Dyno Results. On the dyno, a factory 340i pulled 331whp and 325lb-ft. of torque to the wheels.Nov 19, 2022 · Expect power gains of about 10-20whp with a high-flow B58 catted downpipe. Whether you’re looking for a catted or catless option VRSF has you covered. The catless downpipe for the F chassis M240i, 340i, 440i, 540i, 640i, and 740i is $299.99 while the high-flow downpipe is $479.99. BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > Technical Forums > B58 Turbo Engine / Drivetrain / Exhaust Modifications > Dinan + midpipes + downpipe? Google Search Search Forums I think it sounds nice with just a downpipe. A full exhaust is a different beast altogether. For power, if you don't plan on tuning then don't waste your time with a downpipe. You're not going to notice much aside from throttle response and a deeper note/louder burbles. If you were going to tune then I would say a downpipe is 100% worth it.that’s why the car vibrates. If you get a downpipe and aftermarket tune you’ll definitely want to remove the cold start function. (cold start is just supposed to head up the catalytic filter in the downpipe, so that’s why it’s commonly removed after catless downpipe installation.)e. Take care, @the340iguy on instagramGet more HP and TQ gains with a well-calibrated and meticulously refined, DME Tuning ECU software. The tune for the BMW M340i is guaranteed to give you more horsepower, more torque, and a more exhilarating driving experience by delivering usable power through improved throttle response and torque management.Jan 8, 2022 · BMW M340i Downpipe 30whp gain ? Stumbled across this video on youtube, racechip guys says that on stock tune by adding a downpipe their car yielded a 30whp gain, has any had similar experience ? 2020 BMW M340i tuned - Can it keep up with an F82 M4? Dyno & 100-200 | RaceChip Insights - YouTube. Jul 11, 2020 · Drives: M5Comp, E46M3 6MT, 328d, M340i. Join Date: Mar 2013. Location: Loma Linda, CA. iTrader: ( 0) I dynoed mine bone stock on Cali 91 gas and it put down 366whp and 369wtq. Adding 1 can of octane booster took it to 372whp and 385wtq on same dyno without unstrapping the car from the rollers. BMW’s S63 is a seriously powerful engine when tuned. Actually, the S63 M5 and M6 are so powerful it just about maxes the stock DCT with a tune-only. Following a tune, upgraded downpipes are the next best bolt-on to extract more power. Although, this may push the transmission past it’s limits. More on this later….Apr 9, 2007 · Unable to Tune - WGDC Boost Drop (Update: Solved) ... downpipe safe to use? ... 340i lsd. nosam1g. 08-23-2023 12:50 PM by kern417. 14: Whats going on guys today we installed a catless Downpipe and got astage 2 tune from BM3!! *CRAZY FAST AND LOUD* #bmw #440i #b58=====Follow my Instagram=...More About Performance Downpipes. The downpipe carries exhaust gas from the hot side of your turbo to the rest of the exhaust system. Replace a faulty catted downpipe with an OEM downpipe or upgrade for more performance with our selection of aftermarket performance downpipe options.2018 BMW 340i vs 2017 Mercedes AMG C43BMW 340i has a catless downpipe and OTS 93 tune.Mercedes AMG C43 has catless downpipes and an OTS E30 tune.1st race was... Akrapovic Downpipe With Cat - G20/G21/G22/G23 M340i M440i. A sporty 300 cpsi catalytic converter is integrated into the downpipe. Brand: ES#: 4392793. Mfg#: DP-TY/SS/1. Qty: Availability: Ships in 2 Business Days.2021 Mercedes AMG C63 S vs 2018 BMW 340iAMG C63 S has a stage 1 Eurocharged 93 tune.BMW 340i has a catless downpipe, high pressure fuel pump, and a stage 2 M... Features: NO CEL for catalytic efficiency when using this downpipe. GESI EPA registered high flow and fully OBD2 compliant. Casted upper stainless steel V-Band for precise fitment. 4.50" diameter piping allows for maximum power output. Quicker turbo spool. Rated for 500 to 850 hp applications. Withstands up to 1500 F. Unable to Tune - WGDC Boost Drop (Update: Solved) ... downpipe safe to use? ... 340i lsd. nosam1g. 08-23-2023 12:50 PM by kern417. 14:There was video posted of an M340xi with a bench flash by a local tuner that tunes all cars (don't know dyno numbers - but I assume that Mission Performance / MHD / PTF are at or above the same level) and results were: on snow tires but dry pavement. had a downpipe (don't know catted or not) 0-60 in 3.45. 1/4 in 11.54. Hey guys i have a 16' 340i XDrive with Agency Power Intake and ER Downpipe and custom E50 tune with BM3 i took my car to the strip with only one revision done on the tune and my fastest time was 11.92 @117mph curious what other 340i's are doing with similar setups.340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ...Also for the launch control being more aggressive, could I tune the launch control to a point where it’s less than stock? Whenever I try launch control I just spin for 3 seconds, before gripping hard. Thus my launch control is useless right now even on brand new Michelin sport A/S 3+. RWD, running MHD stage 2 with downpipe and intake. Wow that is incredible for just a tune and a downpipe. Plus it's on snow tires ... 2016 BMW 340i [0.00] G80 + tune= 3 or lower 0-60. Wild times. Appreciate 0BMW’s S63 is a seriously powerful engine when tuned. Actually, the S63 M5 and M6 are so powerful it just about maxes the stock DCT with a tune-only. Following a tune, upgraded downpipes are the next best bolt-on to extract more power. Although, this may push the transmission past it’s limits. More on this later….Oct 1, 2022 · The 335i with the N55 engine offers 300hp and 300tq while the 340i comes in at 320hp and 330tq. BMW 340i models with the B58 also have the advantage of a slightly better power curve. 0-60 from the factory is nearly identical right around 5.0 seconds. 1/4 mile times come in the mid 13’s around 105mph. I just put my stock downpipe on for my annual emissions and the dealership visit. Can't wait to get the catless dp back on. I miss the sound to much. Once you do the downpipe swap, the second time only take about an hour to do. Having said that, I'd get a tune also and take advantage of that downpipe running map5.Drives: 2016 M235i. Join Date: Mar 2016. Location: Philadelphia. iTrader: ( 0) FBO and BM3 Stage 2 Tune Results w/ Some Strangeness. Finally got my FBO parts and BM3 tune installed yesterday. The build included... Fabspeed Catted Downpipe. Dinan CAI.2021 Porsche 911 Carrera S vs 2018 BMW 340iPorsche Carrera S is 100% stock on the PDK transmission.BMW 340i has a catless downpipe, high pressure fuel pump, ... Jan 8, 2022 · BMW M340i Downpipe 30whp gain ? Stumbled across this video on youtube, racechip guys says that on stock tune by adding a downpipe their car yielded a 30whp gain, has any had similar experience ? 2020 BMW M340i tuned - Can it keep up with an F82 M4? Dyno & 100-200 | RaceChip Insights - YouTube. Dotcalc · #19 · Oct 22, 2021. JNMNL52 said: I have read many posts regarding the MPPSK in various forums and I am seriously considering this B58 performance upgrade, along with JB4 and Dinan Elite V2. MPPSK is the most expensive performance option of the three that I am evaluating. Most MPPSK owners are thrilled with the sound and performance.Mar 28, 2020 · BMW’s S63 is a seriously powerful engine when tuned. Actually, the S63 M5 and M6 are so powerful it just about maxes the stock DCT with a tune-only. Following a tune, upgraded downpipes are the next best bolt-on to extract more power. Although, this may push the transmission past it’s limits. More on this later…. 340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ... Hey guys i have a 16' 340i XDrive with Agency Power Intake and ER Downpipe and custom E50 tune with BM3 i took my car to the strip with only one revision done on the tune and my fastest time was 11.92 @117mph curious what other 340i's are doing with similar setups.BMW M340i vs BMW 340iM340i has a catless downpipe, chargepipes, and E50 Tune.F30 340i has an intake and catless downpipe on E50 tune.1st race was from 40 MPH... Stage 3+ Pure 800. 510-560HP / 525-550TQ**. 535-585HP / 540-570TQ**. 650-700HP / 650-700TQ**. *Power depends on finely balanced ethanol content, peaking at 25-35% and quickly falling off due to fuel pressure. **Heavily depends on tune aggresion, desired power, transmisison, and optional port injection fuel pump upgrade.BigDs340i Discussion starter · #4 · Apr 8, 2016. Yes.. That is my white 340i on the front page of their website. 2016 BMW 340i M Sport with Track Handling Package - JB4 Burger piggyback tune. Best 1/4 mile with JB4: 12.32@ 111.58mph.340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ...That’s mighty impressive considering it’s all done with an ECU tune. Then there’s Stage 2 which will develop 475 PS (468 HP) and 680 Nm (501 lb-ft), both kits removing the speed limiter.340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ... OBD tunes allow customers to simply plug in a cable and upgrade their ECU. We send you an OBD cable and remotely tune the car using remote desktop software called TeamViewer. You will need a Windows 7+ laptop for this process. Tuning for specific octane. Check engine light removal for downpipes (off-road use only) Top speed limiter removalStage 2 (up to 470HP/630NM, up to 500HP on B58TU1) - 91oct/95ron, 93oct/98ron, 95oct/102ron, for cars equipped with high-flow downpipe and no gasoline particulate filter. Stage 2+HPFP (up to 500HP/700NM, GEN1 B58 only) - 93oct/98ron, 95oct/102ron, for cars equipped with high-flow downpipe, upgrade HPFP and no gasoline particulate filter. Nov 21, 2021 · I show you how to install or replace a downpipe on an F chassis BMW with the B58 engine. 1. remove the airbox 2. remove the O2 sensors 3. disconnect the... All these modern engines use the MAF (Mass Air Flow) sensor to measure the air in to apply the proper amount of fuel. You will eventually reach the fuel cap in a stock tune, but you'd never see it from a DP and exhaust. You really need the tune to unlock the potential of the DP. 2021 Porsche 911 Carrera S vs 2018 BMW 340iPorsche Carrera S is 100% stock on the PDK transmission.BMW 340i has a catless downpipe, high pressure fuel pump, ... Hey guys i have a 16' 340i XDrive with Agency Power Intake and ER Downpipe and custom E50 tune with BM3 i took my car to the strip with only one revision done on the tune and my fastest time was 11.92 @117mph curious what other 340i's are doing with similar setups.340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ... BMW M340i Downpipe 30whp gain ? Stumbled across this video on youtube, racechip guys says that on stock tune by adding a downpipe their car yielded a 30whp gain, has any had similar experience ? 2020 BMW M340i tuned - Can it keep up with an F82 M4? Dyno & 100-200 | RaceChip Insights - YouTube.BMW M340i vs BMW 340iM340i has a catless downpipe, chargepipes, and E50 Tune.F30 340i has an intake and catless downpipe on E50 tune.1st race was from 40 MPH...Jul 11, 2020 · Drives: M5Comp, E46M3 6MT, 328d, M340i. Join Date: Mar 2013. Location: Loma Linda, CA. iTrader: ( 0) I dynoed mine bone stock on Cali 91 gas and it put down 366whp and 369wtq. Adding 1 can of octane booster took it to 372whp and 385wtq on same dyno without unstrapping the car from the rollers. BMW’s S63 is a seriously powerful engine when tuned. Actually, the S63 M5 and M6 are so powerful it just about maxes the stock DCT with a tune-only. Following a tune, upgraded downpipes are the next best bolt-on to extract more power. Although, this may push the transmission past it’s limits. More on this later….May 5, 2019 · 550 horsepower at the crank is likely obtainable, but that’s just about the max on the stock turbo assuming a 12-15% drivetrain loss. You can end up around 470-500whp with an aggressive tune and all of the proper supporting mods (tune, downpipe, intake, methanol injection, and ideally a small E85 mix). You may consider some cooling mods, too. 340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ... On any turbocharged vehicle, the downpipe lies within your exhaust system, connecting the turbo exit to the catalytic converter. How easy it is for things to flow down this pipe has a huge impact on your car’s overall achievable horsepower and torque. A typical BMW downpipe will have two 400-cell catalytic converters within the downpipe ... All these modern engines use the MAF (Mass Air Flow) sensor to measure the air in to apply the proper amount of fuel. You will eventually reach the fuel cap in a stock tune, but you'd never see it from a DP and exhaust. You really need the tune to unlock the potential of the DP.B58 Pure Stage 1 Turbo (450-500whp) Price: $1,195. The Pure stage 1 turbo was developed pretty early on in the world of B58’s. In 2016, they made 481whp and 437wtq with only an intake, JB4, and meth on regular 93 pump gas. These numbers aren’t overly impressive given the stock turbo capabilities as of 2020.Mar 28, 2020 · BMW’s S63 is a seriously powerful engine when tuned. Actually, the S63 M5 and M6 are so powerful it just about maxes the stock DCT with a tune-only. Following a tune, upgraded downpipes are the next best bolt-on to extract more power. Although, this may push the transmission past it’s limits. More on this later…. There was video posted of an M340xi with a bench flash by a local tuner that tunes all cars (don't know dyno numbers - but I assume that Mission Performance / MHD / PTF are at or above the same level) and results were: on snow tires but dry pavement. had a downpipe (don't know catted or not) 0-60 in 3.45. 1/4 in 11.54.Drives: 2021 M340i x. Join Date: Feb 2020. Location: Chicago. iTrader: ( 0) JB4 on 2021 M340i. I was able to update the firmware from my S58 JB4 to B58 and put the JB4 on my M340i. It made a decent difference on my X3M. I felt it more going backwards (taking it off and going to stock) vs putting it on.November 27, 2020 · Instagram ·. Some nice B58 dyno numbers from one of our customers, comparing all maps running a downpipe and E30 fuel on his M140i. The difference between ST1 and 2 would be a bit bigger if the car had been measured without DP on ST1 and also the base number would be slightly lower without DP but still great results.340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ... All these modern engines use the MAF (Mass Air Flow) sensor to measure the air in to apply the proper amount of fuel. You will eventually reach the fuel cap in a stock tune, but you'd never see it from a DP and exhaust. You really need the tune to unlock the potential of the DP. Feb 28, 2016 · Best 1/4 mile with JB4: 12.32@ 111.58mph 2014 Audi S4 Prestige with APR Stage II+ ECU Flash and Supercharger Pulley, DSG DL 501 Transmission Tune, APR Intake, APR full RSC exhaust with custom downpipe, APR Cooling Performance Unit Best 1/4 mile = 11.7 at 116 mph 2016 Audi Q5S with APR Stage II ECU Flash 2012 Infinity G37s - sold 2011 BMW M3 ... Mar 28, 2016 · BMW B58. Dinan 340i catback. dinan 340i exhaust. A soundclip of Dinan's 340i exhaust comparing the stock system to the Dinan Free Flow exhaust, with and without the mid-pipe. 340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ...Our downpipe features a full 4.5″ stainless steel design as well as a CNC 304 grade stainless steel flange that offers a smooth transition from the turbo to the mid pipes. All VRSF downpipes are hand crafted from SS304 grade stainless steel and include a lifetime warranty as well as our “No Hassle” satisfaction guarantee (includes fitment). VRSF B58 Downpipe Upgrade 2016+ BMW M240i, 340i, 440i, 540i, 740i & xDrive. VRSF. Regular price $350.99 Sale price from $299.99 Save $9.99 2018 BMW 340i vs 2017 Mercedes AMG C43BMW 340i has a catless downpipe and OTS 93 tune.Mercedes AMG C43 has catless downpipes and an OTS E30 tune.1st race was... Best Downpipe For B58. I've heard Wagner and ER are really good. Looking for one that's gonna give me the most aggressive sound for my 340i. Car is completely stock right now, just want to match it with my oem non m performance exhaust with bm3 tune (in near future) and MAYBE a muffler delete (will have to see how the dp and tune sound first ...BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > Technical Forums > B58 Turbo Engine / Drivetrain / Exhaust Modifications > Dinan + midpipes + downpipe? Google Search Search ForumsVendor: VRSF. SKU: 10202010. Product Type: Performance. $296.99. $282.14. Downpipe Selection: Catless Race Downpipe. Catless Race Downpipe High Flow Catted Downpipe. Quantity: Buy in monthly payments with Affirm on orders over $50.JB4_B58 is CARB Approved Under Executive Order (EO) No.D-744-4 for all 2016-2018 BMW 230i, 330i, 430i, 530i, 340i, 440i, 740i, M240i, and X1 applications. Wirelessly connect the JB4 to your Bluetooth 4.0 compatible iOS and Android device via the JB4 Mobile connect kit or to your Windows laptop with the BMS data cable.Vendor: VRSF. SKU: 10202010. Product Type: Performance. $296.99. $282.14. Downpipe Selection: Catless Race Downpipe. Catless Race Downpipe High Flow Catted Downpipe. Quantity: Buy in monthly payments with Affirm on orders over $50. Akrapovic Downpipe With Cat - G20/G21/G22/G23 M340i M440i. A sporty 300 cpsi catalytic converter is integrated into the downpipe. Brand: ES#: 4392793. Mfg#: DP-TY/SS/1. Qty: Availability: Ships in 2 Business Days.2018 BMW 340i vs 2017 Mercedes AMG C43BMW 340i has a catless downpipe and OTS 93 tune.Mercedes AMG C43 has catless downpipes and an OTS E30 tune.1st race was... Recently purchased a 2018 340i and want to do some basic bolt-ons like exhaust, downpipe and tune. But I still have a CPO warranty until October of 2023 and I don't want to void that if I ever need it. What are my options for tuning the car and installing a high-flow catted downpipe while not getting in trouble at the dealership lol. 2018 BMW 340i vs 2017 Mercedes AMG C43BMW 340i has a catless downpipe and OTS 93 tune.Mercedes AMG C43 has catless downpipes and an OTS E30 tune.1st race was...All else constant, stage 2 maps will run a couple PSI more than the stage 1 maps. However, a catless downpipe is going to provide a decent chunk of the benefits. Not only does it provide a good bump in power, but a catless downpipe also helps reduce turbo lag. Bm3 Stage 2 Horsepower. 91 octane: 390-410whp. 93 octane: 400-420whp. Race gas: 410 ...OWNER : @Justanotherm340 Like Comment Subscribe I post DAILY so turn your notifications onbootmod3 B58 - BMW Fxx Gxx 140i 240i 340i 440i 540i 640i 740i 840i Z4M40i M140i M340i X3 M40i X5 X7 Tune. $595.00 USD. Add to Cart. World's First, Most Advanced and Widely Adopted cloud-based flash tuning platform for the BMW F and G series vehicles. Our latest development includes the addition of the bootmod3 CustomROM features that add ...Masata is our brand of choice for non-US folks. Their products use high quality stainless steel, smooth bends, and and strong welds. Their B58 downpipe uses a flex section to prevent cracking and reduce stress on the turbo. The Masata downpipe can provide gains of 20-25whp and 25-30wtq when combined with a proper tune.Jan 15, 2020 · Dotcalc · #19 · Oct 22, 2021. JNMNL52 said: I have read many posts regarding the MPPSK in various forums and I am seriously considering this B58 performance upgrade, along with JB4 and Dinan Elite V2. MPPSK is the most expensive performance option of the three that I am evaluating. Most MPPSK owners are thrilled with the sound and performance. Feb 28, 2016 · Best 1/4 mile with JB4: 12.32@ 111.58mph 2014 Audi S4 Prestige with APR Stage II+ ECU Flash and Supercharger Pulley, DSG DL 501 Transmission Tune, APR Intake, APR full RSC exhaust with custom downpipe, APR Cooling Performance Unit Best 1/4 mile = 11.7 at 116 mph 2016 Audi Q5S with APR Stage II ECU Flash 2012 Infinity G37s - sold 2011 BMW M3 ... 19K views 2 years ago. VRSF Catless downpipe install and tune with Bootmod3 (B58 Engine), enjoy! 340i VRSF Downpipe - https://tinyurl.com/ycnrn79j Bootmod3 Tune -... Akrapovic Sport Downpipe with Cat - F22 M240i, F30 340i, F32 440i. Higher flow downpipe with sport catalytic converter. 3037.36. View Product.
1x pick tool. Step 1 Put car on Jack Stands. Step 2remove airbox ofc. Step 3 Remove Under tray cover. STep 4 Remove Oxygen Sensor Wires. This one is a little tricky, unplugging them is easy, just twist the locking part press down and pull out but to get the o2 sensor wire off the plastic wire box cover thingy use a 90 degree pick tool and press .... Nearest mandt bank
Unable to Tune - WGDC Boost Drop (Update: Solved) ... downpipe safe to use? ... 340i lsd. nosam1g. 08-23-2023 12:50 PM by kern417. 14:Stage 3+ Pure 800. 510-560HP / 525-550TQ**. 535-585HP / 540-570TQ**. 650-700HP / 650-700TQ**. *Power depends on finely balanced ethanol content, peaking at 25-35% and quickly falling off due to fuel pressure. **Heavily depends on tune aggresion, desired power, transmisison, and optional port injection fuel pump upgrade.Feb 7, 2020 · that’s why the car vibrates. If you get a downpipe and aftermarket tune you’ll definitely want to remove the cold start function. (cold start is just supposed to head up the catalytic filter in the downpipe, so that’s why it’s commonly removed after catless downpipe installation.)e. Take care, @the340iguy on instagram 2018 BMW 340i vs 2017 Mercedes AMG C43BMW 340i has a catless downpipe and OTS 93 tune.Mercedes AMG C43 has catless downpipes and an OTS E30 tune.1st race was...3-5k pulls with the catless downpipe installed. Pretty darn loud, If you ask me. Some WOT videos coming next, until then.. enjoy the sound of the B58, unleas...340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ... 550 horsepower at the crank is likely obtainable, but that’s just about the max on the stock turbo assuming a 12-15% drivetrain loss. You can end up around 470-500whp with an aggressive tune and all of the proper supporting mods (tune, downpipe, intake, methanol injection, and ideally a small E85 mix). You may consider some cooling mods, too.Vendor: VRSF. SKU: 10202010. Product Type: Performance. $296.99. $282.14. Downpipe Selection: Catless Race Downpipe. Catless Race Downpipe High Flow Catted Downpipe. Quantity: Buy in monthly payments with Affirm on orders over $50. Stage 3+ Pure 800. 510-560HP / 525-550TQ**. 535-585HP / 540-570TQ**. 650-700HP / 650-700TQ**. *Power depends on finely balanced ethanol content, peaking at 25-35% and quickly falling off due to fuel pressure. **Heavily depends on tune aggresion, desired power, transmisison, and optional port injection fuel pump upgrade.I just put my stock downpipe on for my annual emissions and the dealership visit. Can't wait to get the catless dp back on. I miss the sound to much. Once you do the downpipe swap, the second time only take about an hour to do. Having said that, I'd get a tune also and take advantage of that downpipe running map5.340i downpipe and tune. Bimmerpost ☰ Model Selection. 1. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. E81 / E82 ... JB4_B58 is CARB Approved Under Executive Order (EO) No.D-744-4 for all 2016-2018 BMW 230i, 330i, 430i, 530i, 340i, 440i, 740i, M240i, and X1 applications. Wirelessly connect the JB4 to your Bluetooth 4.0 compatible iOS and Android device via the JB4 Mobile connect kit or to your Windows laptop with the BMS data cable. Stage 2 (up to 470HP/630NM, up to 500HP on B58TU1) - 91oct/95ron, 93oct/98ron, 95oct/102ron, for cars equipped with high-flow downpipe and no gasoline particulate filter. Stage 2+HPFP (up to 500HP/700NM, GEN1 B58 only) - 93oct/98ron, 95oct/102ron, for cars equipped with high-flow downpipe, upgrade HPFP and no gasoline particulate filter..