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If you're looking to unleash the true potential of your BMW M240i, 340i, or 440i, the Active Autowerke B58 Downpipe with G-Sport Cat is a game changer. This isn't just another aftermarket part; it's a serious upgrade that I can personally vouch for after putting it through its paces.
First off, let’s talk about the fitment. The cast stainless steel upper V-Band design ensures everything lines up perfectly without any fuss. No need for cutting or welding—just bolt it on and you’re good to go. It’s like it was meant to be there from the start.
Now, onto performance. The 4.50" diameter piping is a beast when it comes to power output, allowing your turbo to spool up quicker than you might expect. I’ve seen gains that really make a difference on the road, especially when you push it hard. And with a power rating of 500 to 850 hp, this downpipe is ready to handle whatever you throw at it.
Worried about emissions? Don’t be. This downpipe is GESI EPA registered and fully OBD2 compliant, so you won’t have to deal with any check engine lights popping up. It’s designed to keep your ride street-legal while still giving you that performance edge.
Durability is another strong point here. Made from TIG welded 304 stainless steel, this downpipe can withstand temperatures up to 1500°F, so you know it’s built to last. Plus, it reaches operational efficiency in just 9 seconds after startup, which means you can hit the road and feel the difference almost immediately.
And let’s not forget—this gem is proudly made in Miami, Florida. It’s nice to support local craftsmanship while getting a product that’s engineered for real-world performance.
In short, if you’re serious about boosting your BMW’s performance without the hassle of complicated installs or emissions issues, the Active Autowerke B58 Downpipe is worth considering. It’s a solid investment for anyone looking to take their driving experience to the next level.
Proposition 65
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
Many rave reviews and magazine articles have been written about Active Autowerkes, and these kits and their many successors since have become well known for their durability, clever bolt-on engineering, affordable pricing – and their ability to breathe fire into the everyday BMW and its owner. No longer a brand known just around Florida, today's Active Autowerke is known worldwide for its line of flawlessly engineered and manufactured performance parts for the entire Beemer.
As new models and challenges continue to be born, Active Autowerke continues to invent – and deliver – world class, new ideas and innovations that make them run better.
As new models and challenges continue to be born, Active Autowerke continues to invent – and deliver – world class, new ideas and innovations that make them run better.
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