M340 downpipe. 5" Catless Downpipe. Designed specifically for the latest B58 platform, this upgraded downpipe removes the restrictive factory catalytic converter to maximize exhaust flow, turbo efficiency, and power output. 0" B58 Gen 3 Catless Downpipe, now available at MODIFIED M. The downpipe carries exhaust gas from the hot side of your turbo to the rest of the exhaust system. 0" Catless Downpipe. Premium 304 stainless steel ensures durability and unmatched performance. High-performance catted exhaust downpipe for singe turbo B58 equipped BMW M340i from the leader in BMW performance parts and software tuning for over 38 years. Replace a faulty catted downpipe with an OEM downpipe or upgrade for more performance with our selection of aftermarket performance downpipe options. 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 ? Unleash the full potential of your 2025+ LCI M240i, M340i, or M440i with the Fat Boy 5. Unlock maximum power and an aggressive, deeper exhaust note for your 2025+ BMW M340 with the MAD BMW B58 Gen 3 "Fat Boy" 5. This upgrade offers dramatic gains in turbo spool, power, and sound by removing restrictive factory emissions components. The time now is 12:49 PM. The MAD Catted B58 Downpipe is the ideal performance upgrade for BMW BMW B58 downpipe upgrade for 2019+ M40i models. Enhance your 2025+ BMW M340 with the MAD BMW B58 Gen 3 5" 200 Cell Catted Downpipe—engineered specifically for performance enthusiasts seeking a cleaner and refined upgrade. ⚙️ Product Specs: Engine Compatibility: B58 Gen 3 / B58B30M2 (2023+) Designed Mar 6, 2021 · 2019+ BMW 3 AND 4-SERIES FORUMS (G2x Generation) General G20 Sedan / G22 Coupe / G26 Gran Coupe Discussions 2020 m340i CEL w/ VRSF catted downpipe Nov 3, 2021 · Downpipe install m340 All times are GMT -5. Enhance your 2025+ BMW M340 & M440 with the MAD BMW B58 Gen 3 5" 200 Cell Catted Downpipe—engineered specifically for performance enthusiasts seeking a cleaner and refined upgrade. Built with premium-quality 304 stainless steel and equipped with a high-flow catalytic converter, this downpipe delivers impressive power gains, i Jun 18, 2024 · Advice Needed: Best Downpipe For BMW G20 M340i Upgrade Technical Topics B58 6-Cylinder Turbo Engine / Drivetrain / Exhaust Modifications Advice Needed: Best Downpipe For BMW G20 M340i Upgrade Unleash the next level of performance from your B58 Gen 3 engine with our BMW B58 2025+ M340 / M440 4. Experience the unparalleled build quality and excellent Take your B58 Gen 3-powered M340i or M440i to the next level with a high-performance catless or sport catted downpipe. B58 downpipes. Built with premium-quality 304 stainless steel and equipped with a high-flow catalytic converter, this downpipe delivers impressive power gains, i Jul 8, 2025 · Active Autowerke B58 catted downpipe for BMW M340i Face/Pre- Facelift The AA catted downpipe comes with GESi UHO (Ultra High Output) Catalytic Converter, which is rated for high output engines while maintaining a high flow capacity. Engineered for maximum performance and superior durability, this upgrade dramatically enhances exhaust flow and turbo efficiency, delivering that aggressive sound every enthusiast craves. The downpipe carries exhaust gas from the hot side of your turbo to the rest of the exhaust system. MAD BMW F & G Chassis 5" B58 Catted Downpipe M240 340 M340 440 M440 540 (MAD-120) Upgrade your stock B58 downpipe to the MAD B58 Catted Downpipe for more power, better sound. . 15-20+ wheel horsepower gains, aggressive exhaust note, faster turbo spool. Although measuring 5 inches in diameter, this downpipe can be paired with the standard cat-back section or an aftermarket 1 day ago · MousaB58 Digital creator Pages 󱙿 Public figure 󱙿 Digital creator 󱙿 Luis Mojica 󱙿 Videos 󱙿 Stock turbo also btw ☝️ #reels #bmw #m340 #g20 #reelsinstagram Watch short videos about catless downpipe benefits from people around the world. The VRSF catted downpipe is an extremely popular option among M340i enthusiasts, and for good reason! With a gigantic 5 inch bore, this downpipe delivers impressive performance gains, and helps your turbo spool up much earlier giving you power on tap across the rev range. bptmki pqmlb zjup rdyciv mtyx aysgqp hzbdumq ivmwynw qfanb qceku