Product description:

Our stainless steel high-flow downpipes allow for faster spool, better transient boost response, higher boost, and great sound. Our downpipes are the first part of our modular exhaust system and are compatible with factory mid-pipes.

Features:

• Large 3″ downpipes
• Durable 304 grade stainless steel
• Laser-cut flanges
• Factory-like placement of O2 sensors
• Designed using the latest 3D scanning technology
• Exhaust flow simulated with CAD software to ensure optimal flow routing
• Perfect fit with factory or aftermarket mid-pipes
• Aggressive sound – really makes that S55 scream

​Fitment:

• 2015+ BMW S55 M3 (North America)
• 2015+ BMW S55 M4 (North America)
• 2018+ BMW S55 M2C (North America)

​Related products

• Stainless steel exhuast flex pipe/joint​

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• Exhaust clamp

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• Performance Muffler

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• Exhaust Tips

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Welcome your inquiry, if you are interested in our products. Thanks.

Beijing Silk Road Enterprise Management Services Co.,LTD is a professional company focus on ss exhaust parts business. Beijing Silk Road also will responsible with exporting and logistic business.

Founded in 2009, Our company is a leading manufacturer and supplier of Car Spare Parts in China.

We have many good cooperation business relationship at home and abroad, and a good team together, We will continue to make great efforts to achieve a win-win future for our global customers!