Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace - Carbon Over Black Chrome (11-045CBC)
SKU: 12390210706

Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace - Carbon Over Black Chrome (11-045CBC)

Sale price$1957.50 Regular price$2175.00
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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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For Your Every Summer RSVP, with Code: SUMMER15

Description

Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace - Carbon Over Black Chrome (11-045CBC)The Active Autowerke F8X M3 M4 Signature Exhaust System is engineered to enhance performance and deliver a distinctive exhaust sound. Crafted from 100% 304 TIG welded stainless steel, this modular turbo back exhaust supports power levels well beyond stock specifications. Mandrel bent 304 stainless steel construction with full TIG welding Single 3. 5" turbo back pipe design improves exhaust scavenging and velocity Flow efficient Y pipe design promotes

The Active Autowerke F8X M3/M4 Signature Exhaust System is engineered to enhance performance and deliver a distinctive exhaust sound. Crafted from 100% 304 TIG welded stainless steel, this modular turbo-back exhaust supports power levels well beyond stock specifications.

  • Mandrel bent 304 stainless steel construction with full TIG welding
  • Single 3.5" turbo-back pipe design improves exhaust scavenging and velocity
  • Flow-efficient Y-pipe design promotes quicker turbo spool and smoother exhaust note
  • Compatible with OEM valve motor and adjustable 90mm double-walled tips for precise fitment
  • Designed for stock power levels and extensive modifications, including turbo upgrades
  • No permanent vehicle modifications required for installation
  • Manufactured in-house at Active Autowerke€™s Miami, FL facility
  • Full system includes a variant of the single midpipe; separate midpipe purchase required for complete setup

This system replaces the restrictive factory dual midpipe setup with a single high-flow pipe to reduce back pressure and turbo lag. Built to order with a 2-3 week lead time, the exhaust exemplifies Active Autowerke's commitment to performance and quality.

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: 12390210706

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Godzilla
Bozeman, US
★★★★★ 5
Beautifuly made
Size: 3X-Large, Color: Baby Pink
Great product and made well. The attention to detail is outstanding. Looks great on my sister
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Reviewed in the United States on March 24, 2026
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TonyT
Omaha, US
★★★★★ 5
Great Value! Well made!
Size: Large, Color: Dark Black, Size: Large, Color: Dark Black
Surprised by the high quality! Good Fit Pants will need hemming
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Reviewed in the United States on February 11, 2026
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Sarah porter
Carnegie, US
★★★★★ 5
Show stopper!
Size: X-Small, Color: Blue-2 Pieces, Size: X-Small, Color: Blue-2 Pieces
This jacket is everything! My son wore it to his football banquet and it looked amazing. I was worried because he is big for his age and although he can wear men sizes, they can sometimes be too long in the arms. This jacket did not disappoint. It fit his arms well, buttoned up nice and was a great length. It was a nice feel and was not overbearing and thick, but made well. He did a lot of moving around but had no issue with feeling tight it’s certain movements or any rip. I would definitely recommend, money well spent. For reference, my son is 5’1 and 125 pounds. We got a size XS.
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Reviewed in the United States on April 15, 2025
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Ashley Meggs
Carnegie, US
★★★★★ 5
Perfect for Prom
Size: Large, Color: Black-2 Pieces
Pants fit a little big but perfect for alterations needed! Great quality
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Reviewed in the United States on April 20, 2026
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chrystal
Louisville, US
★★★★★ 5
True to size
Size: XX-Large, Color: Red-2 Pieces
Love this item true to fit
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Reviewed in the United States on May 9, 2026

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