SKU: 63019567960

Dinan Valved Axle-Back Exhaust for 2021-2025 BMW M3/M4 D660-0093-BLK

Sale price$1057.47 Regular price$1174.97
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Ships within 48 hours · Estimated delivery Jul 16 - Jul 21

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Description

Dinan Valved Axle-Back Exhaust for 2021-2025 BMW M3/M4 D660-0093-BLKDinan Valved Axle Back Exhaust 2021 2025 BMW M3 M4 The G8x M3 M4 is arguably superior in every category to its predecessor but in most, if not all, circles the biggest downfall of the platform is in the sound department. Like the F8x before it with the S55, the S58 in the current generation leaves a lot to be desired. While a step in the right direction from its forerunner the stock vocals still carry far too much rasp that do not fully articulate the

Dinan Valved Axle-Back Exhaust - 2021-2025 BMW M3/M4

The G8x M3/M4 is arguably superior in every category to its predecessor but in most, if not all, circles the biggest downfall of the platform is in the sound department. Like the F8x before it with the S55, the S58 in the current generation leaves a lot to be desired. While a step in the right direction from its forerunner the stock vocals still carry far too much rasp that do not fully articulate the refined aggressiveness typical of the brands signature performance models. Dinan corrects this weakness with a valved axle back exhaust system that elevates the tone to a deeper, more meaningful note while also delivering an extra level of amplification above and beyond its stock counterpart. Coupled with the optional middle exhaust / x-pipe for the platform an even louder, smoother, and fuller soundtrack is possible.

Features:

  • Maximum gains of +6 HP and +5 lb-ft of torque
  • Enjoyably louder, sportier sound
  • Drone abatement technologies used to reduce cabin resonance
  • Four, diffuser filling, 4.5-inch (114mm) double-walled, black ceramic coated clamp-on tips with laser engraved Dinan logo
  • Larger diameter piping for increased flow (76mm vs. 70mm)
  • 6-pounds lighter than the stock axle back (Stock: 44-pounds vs. Dinan: 38-pounds)
  • Stock exhaust valve actuators reused, and operation of exhaust valve is unchanged so exhaust tone can be adjusted via the M-drive settings
  • Computer controlled exhaust valves are retained and limit noise during low-speed driving and open fully during high-load conditions
  • 100% 304 Stainless Steel construction
  • Factory-like fitment with included mounting hardware

Specs:

Brand Dinan
Dinan Point Value 3
Emission Code 5
Labor Time (Hours) 2.7
Max HP Gain 6 @ 6600 RPM
Max Torque (lb-ft) Gain 5 @ 6600 RPM
Product Type Axle-Back Exhaust
Sale Category Exhaust
Tip Finish Black Ceramic Coated
Warning California Proposition 65

Application:

Year Make Model Submodel
2021-2025 BMW M3 Base
2021-2025 BMW M3 Competition
2022-2025 BMW M3 Competition xDrive
2021-2025 BMW M4 Base
2021-2025 BMW M4 Competition
2021-2025 BMW M4 Competition xDrive
2022-2025 BMW M4 Competition xDrive
2022-2024 BMW M4 Competition
2023-2025 BMW M4 CSL
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: 63019567960

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Amazon Customer
Lowell, US
★★★★★ 3
Item received not as pictured - beware
Item not as described. The navy version I ordered showed a colored zipper and a print pattern inside the collar in the description but the one I received is solid navy in color. Not what I wanted or ordered. It fit fine and I liked the weight of the material as it is a little heavier than another Maelreg shirt I ordered which had the same description. Be careful when ordering as the color and weight of the material is certainly not accurate.
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Reviewed in the United States on March 25, 2026
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smiley05
Grantham, US
★★★★★ 5
Great product
Husband loves this warm but lightweight pullover.
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Reviewed in the United States on April 1, 2026
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Amazon Customer
Houston, US
★★★★★ 4
sleeves long
I'm 5'6" and stocky but the sleeves are too long and slip over to rest half way down my hand. If your 5'9 or taller you will be fine.
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Reviewed in the United States on December 15, 2025
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Frank K...Cape Cod MA
Waukegan, US
★★★★★ 5
Quarter zip
Great quarter zip, high quality, very nice material and comfortable. Buying 5 more colors
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Reviewed in the United States on February 16, 2026
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John LiCata
Cuba, US
★★★★★ 5
Great fit
Color: Cream, Size: X-Large
Great fit and feel- my son loved it
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Reviewed in the United States on March 6, 2026

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