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Unlock maximum exhaust flow and turbo efficiency with this 5-inch catted downpipe designed specifically for 2024+ BMW G20/G22 M340i and M440i equipped with the Gen 3 B58 BMW engine. Built for high-performance applications, this downpipe dramatically a Euro 5 Metallic Cat for reduced emissions but still has lower backpressure compared to the restrictive factory catalytic converter, allowing the turbo to spool faster and deliver stronger, more consistent power. The catalytic element is a high quality Euro 5 Metallic element producing less harmful pollutants.
Constructed from high-quality stainless steel, the downpipe features smooth mandrel bends, precision TIG welds, and a durable flex section to accommodate engine movement while maintaining a proper seal. The oversized 5.0" diameter maximizes exhaust flow, making it ideal for tuned vehicles and higher boost setups.
This is a direct bolt-on replacement that retains factory mounting points and sensor locations for straightforward installation. Designed for off-road or track use, this catted downpipe will produce a more aggressive exhaust note and typically can require ECU tuning to prevent a check engine light.
Perfect for enthusiasts looking to push their Gen 3 B58 platform to the next level with improved power, sound, and throttle response.
Features:
- 5.0" High-flow catted design for maximum performance
- Improves turbo response, horsepower, and torque
- Precision TIG-welded stainless-steel construction
- Integrated flex section for durability and fitment
- Direct bolt-on installation
- Designed for off-road / motorsport use only
Fitment:
- BMW G20 | G22 M340i B58 2024+
- BMW G20 | G22 M340ix B58 2024+
- BMW G20 | G22 M440i B58 2024+
- BMW G20 | G22 M440ix B58 2024+
Note(s):
- This product is sold for off road use only. It is not legal for use on public highways. This product is not for sale or use in California. It is available to international customers for use within legal limits in their domicile.
- These parts are intended for off road or track use only!
Proposition 65
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Vehicle Make/Model | Year | Trims |
|---|---|---|
| BMW M340i | 2024-2026 | Base |
| BMW M440i | 2022-2026 | Base |
Racing Dynamics is an aftermarket company that started back in the 1980s. The company was initially manufacturing aftermarket performance parts for BMWs. They were then later on acquired by Electrodyne which help them expand their operations worldwide. Today, the company has been developing and manufacturing parts not just for BMWs but other high-performance cars as well like Porsches’ and Mini.
Built by Race EngineersRacing Dynamics offers various parts upgrade such as intake systems, air filters, suspension parts, and other automotive accessories.
These are designed by experienced racing engineers who have their fair share of exposures racing Porsches. They have used those same technologies in their products which help in providing the customers that exhilarating experience.
Making the Best from the BestThe company creates some of the finest products in the market since they also use the best materials they could have. They use high-grade metals and composite materials depending on the product they would be manufacturing.
Each part they produce is designed specifically for the vehicle it would be applied to. Every vehicle has its own characteristics. Hence a part specifically made for it would bring out the optimum performance compared to something that is just made for universal application.
Purchase Racing Dynamics products at Vivid RacingRacing Dynamics has created products that have both form and function. They offer a comprehensive list of aftermarket parts ranging from Carbon Fiber air intake ducts to performance-oriented suspension parts. Visit Vivid Racing and check out their list that would fit your specific needs.
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