Active Autowerke Downpipe Exhaust Upgrade, BMW S58 F97/F98 X3M/X4M (11-064X)
SKU: 14201111180

Active Autowerke Downpipe Exhaust Upgrade, BMW S58 F97/F98 X3M/X4M (11-064X)

Sale price$674.55 Regular price$749.50
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Ships within 48 hours · Estimated delivery Jul 6 - Jul 11

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Description

Active Autowerke Downpipe Exhaust Upgrade, BMW S58 F97/F98 X3M/X4M (11-064X)The Active Autowerke Downpipe Exhaust Upgrade is designed specifically for the BMW S58 engine found in the F97 F98 X3M and X4M models. It addresses the restrictive nature of the OEM downpipes to improve exhaust gas evacuation and turbocharger responsiveness. 3 inch diameter stainless steel piping for improved flow and durability Incorporates stainless flex joints transitioning to 70mm diameter to match the OEM exhaust system, never dropping below

The Active Autowerke Downpipe Exhaust Upgrade is designed specifically for the BMW S58 engine found in the F97/F98 X3M and X4M models. It addresses the restrictive nature of the OEM downpipes to improve exhaust gas evacuation and turbocharger responsiveness.

  • 3 inch diameter stainless steel piping for improved flow and durability
  • Incorporates stainless flex joints transitioning to 70mm diameter to match the OEM exhaust system, never dropping below stock diameter
  • TIG welded 304 stainless steel construction with 1.5mm wall thickness for strength and longevity
  • Precision fitment ensures a direct bolt-on installation with no cutting or welding required
  • Designed to reduce turbo back pressure for quicker spool and enhanced power delivery
  • Manufactured in Miami, Florida

This downpipe system is engineered to optimize turbocharger efficiency by minimizing exhaust back pressure without sacrificing daily drivability. Intended for off-road and racing use, installation will result in a check engine light unless combined with an appropriate software upgrade from Active Autowerke.

Fitment: BMW S58 engine applications in F97/F98 X3M and X4M.

Note: This product modifies the factory emissions system and is intended for off-road and racing applications only.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 14201111180

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SwitchNiche
Fort Morgan, US
★★★★★ 3
Mid jeans. Not bad but not amazing
The button is super wobbly and feels like itll break at any moment. The zipper quality also isnt great even when im not wearing them the zipper cant go above like 80% when I wear them itll slowly unzip if I twist or turn my body over a few hours. There's also not a lot of room for your bits so maybe go a size up. Other than that rhe material is comfy and has a bit of give so unlike other skinny jeans you dont feel restricted. The color is also super vibrant and lovely. Im not gonna return them unless the zipper breaks but idk if ill buy another pair if the button is like this.
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Reviewed in the United States on October 11, 2025
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Amazon Customer
Massapequa, US
★★★★★ 5
Fits great
Color: Black, Size: 42W x 32L
Fir perfect
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Reviewed in the United States on May 25, 2026
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Shan
Grantham, US
★★★★★ 5
Nice suit
The quality is really good. My fiance is planning on getting married in this. The only thing Is the pants is standard size so ofcourse it's not one Size fits all. However it fits well but it's too long for him and we might take in the legs alittle. Otherwise it's good. The light blue is gorgeous. Nice. It's worth it.
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Reviewed in the United States on March 25, 2026
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Summer Dennis
Belleville, US
★★★★★ 5
Solid value
Color: Black, Size: Large
Great deal for the price. Fit nice, good quality and look.
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Reviewed in the United States on May 9, 2026
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Caesar
Draper, US
★★★★★ 4
Ok
Color: Brown, Size: X-Large
Nice suite but come not as shown
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Reviewed in the United States on April 19, 2026

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