Dinan 3.25" High Flow Mid-Pipe for BMW | F3X | 340i/440i
SKU: 40906758189

Dinan 3.25" High Flow Mid-Pipe for BMW | F3X | 340i/440i

Sale price$320.40 Regular price$356.00
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Description

Dinan 3.25" High Flow Mid-Pipe for BMW | F3X | 340i/440iThe Dinan High Flow Mid pipe for the F30 340i and F32 440i allows for an aggressive tone to be achieved out of the stock system. Coupled with the associated Dinan exhaust the sound is further perfected into an aggressive growl that is hard to ignore. This full mid section removes the factory center section, including both resonators, and replaces it with straight through 3. 25" T304 stainless steel tubing for better flow, and sound while also reducing

The Dinan High Flow Mid-pipe for the F30 340i and F32 440i allows for an aggressive tone to be achieved out of the stock system. Coupled with the associated Dinan exhaust the sound is further perfected into an aggressive growl that is hard to ignore. This full mid-section removes the factory center section, including both resonators, and replaces it with straight through 3.25" T304 stainless steel tubing for better flow, and sound while also reducing the weight by 3 pounds.

Note: Only confirmed to fit with the Dinan Free Flow Axle Back and stock exhaust systems. Fitment with other axle back units is not guaranteed.


Features:

  • Made from 3.25" T304 stainless steel tubing
  • Eliminates the resonator creating a deeper, louder, more aggressive sound

Installation Instructions: Dinan F3X 340i/440i High Flow Mid-Pipe D660-0057 Instructions

VEHICLE FITMENT

  • F30 / F32 / F33 / F36 BMW 340i 440i - B58 3.0L

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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: 40906758189

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SUNNI GILBERT
Whiting, US
★★★★★ 5
Easy clasp and large band.
Very nice watch. Very pretty no matter what color you get.
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Reviewed in the United States on December 26, 2025
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Brenhoof
Grantham, US
★★★★★ 1
Never again!!
Band broke and got complete run around from Asurion.Never buy from them!!
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Reviewed in the United States on May 13, 2026
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Jeanie
Houston, US
★★★★★ 4
Nice Looking Watch
Received this watch for my son-in-law for Christmas. He is a "watch" person. The only complaint I have is that it was sent already running which makes me think the battery will expire sooner than later. The watch is very nice looking.
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Reviewed in the United States on November 19, 2023
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Jack
Port Orchard, US
★★★★★ 5
Watch
Great
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Reviewed in the United States on May 21, 2026
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Johnny Leedy
Natrona Heights, US
★★★★★ 1
Watch stopped working
I want to return the watch I bought and this is the two year warrantee and it say I cant return it and its not been pass two years yet
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Reviewed in the United States on February 16, 2026

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