SKU: 7761050627

Dinan Free Flow SS Exhaust for 15-19 BMW F80 M3 F82 F83 M4 D660-0050

Sale price$581.83 Regular price$646.48
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

Dinan Free Flow SS Exhaust for 15-19 BMW F80 M3 F82 F83 M4 D660-0050Overview: The F8x M3 M4's are an audible treat right off the showroom. Coupled with a Dinan exhaust however they become a symphony of aural delight that even the most discerning ear will find pleasing. Dinan's Free Flow axle back exhaust system features 100% stainless steel construction measured to exact specifications to ensure proper fit via factory hangers and mounting points. Dyno tuned for maximum exhaust flow with minimum backpressure, this

Overview:

The F8x M3/M4's are an audible treat right off the showroom. Coupled with a Dinan exhaust however they become a symphony of aural delight that even the most discerning ear will find pleasing. Dinan's Free Flow axle-back exhaust system features 100% stainless steel construction measured to exact specifications to ensure proper fit via factory hangers and mounting points. Dyno tuned for maximum exhaust flow with minimum backpressure, this system is designed to provide a more aggressive sound under acceleration, while reducing drone inside the vehicle, thanks to computer-controlled valves that limit noise during low-speed driving and open fully during high-load conditions to allow free flow. The exhaust gasses exit through larger laser engraved polished, or ceramic black, quad tips. Every Dinan product comes with our industry-exclusive factory matching new car bumper to bumper warranty and is designed and tested in Morgan Hill, California and can be purchased and installed at any Dinan Approved BMW dealership nationwide.

Features:

  • More Power: +5 HP
  • Drone abatement technologies used to reduce cabin resonance
  • Enjoyably louder, sporter sound
  • Quad 3.5" black ceramic coated, or polished stainless, laser engraved exhaust tips
  • Computer controlled valve limits noise during low speed driving; valve opens fully during high-load conditions to allow free flow
  • Stock exhaust valve actuaters are reused
  • Operation of exhaust valve is unchanged so exhaust tone can be adjusted via the M-Drive settings. 
  • Dinan exhaust is 3 lbs lighter than stock
  • Twin secondary exhaust valves with a whopping 76mm diameter, making them 45% less restrictive than the OE valves.
  • 100% 304 stainless steel construction
  • Uses the factory brackets and hangers for a factory-like fitment

Application:

Year Make Model Submodel Engine Size
2015 - 2016 BMW M3
2015 - 2016 BMW M4

Specs:

Brand Dinan
Dinan Point Value 3
Emission Code 5
Height 12
Labor Time (Hours) 1.8
Length 50
Material 304 Stainless Steel
Max HP Gain 5
Product Type Axle-Back Exhaust
Sound Level Aggressive / Moderate
System Type Axle-back
Warning California Proposition 65
Weight 56
Width 34
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: 7761050627

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Hannah Clere
Chelsea, US
★★★★★ 5
Sturdy & we repurchase yearly for Hubby’s refresh
Color: Brown (Rodeo)
This is my hubbys tried and true wallet. He requests this same one every year as a refresh. He wears his 24/7 in his back pocket so it gets discolored but still holds its shape pretty well with a slight bend.
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Reviewed in the United States on March 26, 2026
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Jm
Birmingham, US
★★★★★ 5
It's a gift
Color: 9910: All Gold
Looks good.
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Reviewed in the United States on May 15, 2026
M
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MC2
Battle Creek, US
★★★★★ 5
Great for everyday wear, vibrant dial, comfy band, no locking crowns. Would buy again.
Color: 6638: Gold band & Green dial
Excellent price point, stylish, and the pictures match what you get. The green is bright and vibrant and the gold band looks real although stainless. A great piece to wear all the time without worrying about losing value. Would buy again. My biggest complaint: The small crown do not lock so they get randomly hit and cant be trusted. The time kept is fine but do no expect to be able to lock the days in. The crown wont spin to lock them.
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Reviewed in the United States on October 6, 2025
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Orialis
Houston, US
★★★★★ 5
Es una belleza de reloj
Color: 6638: Gold band & Gold dial
Hermoso tal como se describe en la imagen
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Reviewed in the United States on April 29, 2026
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Amazon Customer
Natrona Heights, US
★★★★★ 4
Looks really good.
Color: 6638: Gold band & Gold dial
Looks great, quality is really good too. Only downfall is that if you don't wear it everyday, you will have to wind it up and move it to get the second hand moving again and then set the time again i can get mine sit for a whole day without resetting time but by day two it has to be reset. Even with that, it's a great watch. Have gotten lots of compliments.
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Reviewed in the United States on January 2, 2026

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