BMW Downpipes for BMW 4 Series F32 (2014+)

Clear BMW chassis

When BMW began to offer more and more forced induction vehicles, some enthusiasts were upset and others were excited about the big power potential. While we love older, naturally aspirated BMWs, we LOVE forced induction BMWs. Upgrading your downpipe (or downpipes) is one of the easiest ways to reduce restriction and add more power to your BMW. We offer several brands, including our own designs, of downpipes for your BMW!

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Downpipe To Cat-Back Reducer - Priced Each

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:22427013

Part#: 006555ECS06B

In Stock

Sale - Save 25% $ 39.99

This product was last offered at the strikethrough price on
06-14-2026

$ 29.99 USD

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Qty

Sale - Save 25%

$ 39.99

This product was last offered at the strikethrough price on
06-14-2026

$ 29.99 USD

Add to Wish List

Upgrade your exhaust system with the Downpipe To Cat-Back Reducer.

Engineered for optimal performance and durability, this reducer allows for seamless connection between your downpipe and cat-back exhaust system. Its high-quality construction ensures a tight seal, reducing exhaust leaks and enhancing overall exhaust flow. With easy installation and compatibility with various exhaust systems, this reducer is a must-have for any performance enthusiast.

Allows for seamless connection between downpipe and cat-back exhaust
High-quality construction for durability
Tight seal reduces exhaust leaks
Enhances overall exhaust flow
Easy installation and compatibility with various exhaust systems

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Hi-Flow Sports Catted Downpipes - B58

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:591396

Part#: SSXBM1039

Ships in 3 Business Days

Sale - Save 10% $ 2,935.99

This product was last offered at the strikethrough price on
07-01-2026

$ 2,641.51 USD

Add to Wish List

Qty

Sale - Save 10%

$ 2,935.99

This product was last offered at the strikethrough price on
07-01-2026

$ 2,641.51 USD

Add to Wish List

With in-house production and engineering in the United Kingdom, they have been designing and developing exhaust systems for over 32 years. This experience has helped put Milltek on the map when it comes to performance exhausts, with offerings that range from Audi/Volkswagen to Porsche, BMW, and even Bentley. But, they don't stop there. Milltek has also made its presence felt in the motorsport community. Through partnerships with various race teams throughout the world, Milltek has gathered feedback on ways to improve their systems from enthusiasts at every level. Constructed of type-304 aircraft grade stainless steel, the quality is top-notch. To take it a step further, Milltek offers a lifetime warranty to the original purchaser.

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BMW Downpipes for BMW 4 Series F32 (2014+)

Downpipe To Cat-Back Reducer - Priced Each

Upgrade your exhaust system with the Downpipe To Cat-Back Reducer.

Hi-Flow Sports Catted Downpipes - B58

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