Description: Dinan Axle-Back Exhaust System Fits 18-23 BMW M5 - D660-0079-BLK SKU: FLOD660-0079-BLK MSRP: $2500.00 Brand: Dinan Condition: New Manufacturer: Dinan Model: M3 / M4 Material: Stainless Steel Diameter: 76mm Exit: Quad Make: BMW Outlet: 83mm Placement on Vehicle: Rear Tip Inlet Size: 83mm Tip Outlet Size: 4 Years: 2018 / 2019 / 2020 / 2021 / 2022 / 2023 Inlet: 83mm Mounting Hardware Included: Yes Tip Style: Black Type: Axle Back Exhaust Kit Kit Type: Axle Back The F90 M5 has impressed users and critics alike with its awe-inspiring power, effortless delivery, and general embodiment of what BMW has always been about - refined performance. Form and function reign supreme from the factory in true German form. On the other hand, other aspects may not be as carefully cultivated. The stock exhaust note on the F90 M5 as an example, while no slouch, is probably best described as having a subdued aggressive note. Dinan believes for such a powerful and impressive car however that the vehicle deserves to be able to bellow a bit louder and more aggressively. The F90 M5 is the alpha on the public roads after all. Dinan's goal is to let the machine sound the part in addition to performing it. With Dinan, there is no reason to sacrifice anything in the process to meet that goal either. Whether that be in the form of drone, civility, appearance or any other aspect. In order to achieve desired sound volume and tone, Dinan felt becoming of the F90 M5 the tubing was enlarged to 83mm (vs 80mm stock) to allow freer flow throughout the entirety of the system. The larger tubing is fed into a muffler that is typical of all Dinan exhaust design and utilizes absorption and reactive technologies designed to improve exhaust flow and reduce backpressure. The combination results in increased power output and a great sporty sound that is civilized when you want it to be, and pleasantly aggressive under hard acceleration. This is partly courtesy of the retained computer-controlled exhaust valves that limit noise during low-speed driving and open fully during high-load conditions to allow free flow and greater sound as the bulk of the gases are bypassing the muffler. Like all Dinan exhausts, our M5 free flow exhaust is engineered to reduce low-RPM drone so the cabin of the vehicle is still intimate and not drowned in an excessively loud tone. With the Dinan exhaust equipped on the M5 you get the best of both worlds; aggressive tone/sound and civility. A combination that we have termed internally as "refined aggression." Sound isn't the only aspect of the exhaust that has been modified. The Dinan F90 M5 exhaust has been skillfully crafted entirely out of T304 stainless steel and TIG welded for the best visual appearance and color. The entire system is then brush finished to further guarantee an immaculate looking system out of the box. The attention to detail is not limited to parts of the system you can't see once the exhaust is installed but is also extended to the exhaust tips themselves. The Dinan exhaust sports enormous, quad 4" (102mm) clamp-on, double-walled, black ceramic coated and laser engraved exhaust tips. Dinan has retained its signature straight-cut tip design, safeguarding its unique and elegant styling position amongst a crowded marketplace full of angle cuts. The tips masterfully fill up and accentuate upon the factory cut-outs showcasing an extremely aggressive, yet refined, styling that will turn heads even before it is heard. Features: More Power: +6 HP @ 6600 RPM, + 5 LB-FT @ 6600 RPM Enjoyably louder, sportier sound Four massive 4" diameter clamp-on, double-walled, black ceramic coated and laser engraved exhaust tips 100% 304 stainless steel construction Larger diameter piping for increased flow (83mm vs 80mm) 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 Twin secondary exhaust valves are a whopping 76mm diameter, making them 30% less restrictive than the OE valves Easy bolt-on installation with included mounting hardware ABOUT Performance-Curve is a retail / wholesale warehouse distribution center with over 50 years of experience! We feature eight warehouses across the East Coast. PAYMENTS We accept PayPal, Visa, Master Card, Discover Card and American Express. Payment must be made within 4 days of purchasing the item. DOMESTIC SHIPPING Most orders will ship within one business day. We ship via FedEx, UPS and USPS. The item page will indicate which service is used for that specific item. We are not able to offer express shipping through ebay. We stock every item that we sell on ebay, however on some rare occasions we may run out of stock on an item. If this occurs we will have the manufacturer ship the item directly to you. INTERNATIONAL SHIPPING We offer international shipping through ebay's global shipping program. We do not directly ship outside of the continental 48 states. RETURNS Returns are accepted within 30 days of receiving the item. If you need to return your item, please start a return through ebay. Returns may be subject to a 20% restocking fee.
Price: 2299.95 USD
Location: Roanoke, Virginia
End Time: 2025-01-23T21:39:11.000Z
Shipping Cost: 0 USD
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Item Specifics
Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Return policy details:
UPC: 813725025070
Brand: Dinan
Model: M3 / M4
Material: Stainless Steel
Manufacturer: Dinan
Item Diameter (Exterior): 76mm
Exit: Quad
Make: BMW
Outlet: 83mm
Placement on Vehicle: Rear
Tip Inlet Size: 83mm
Tip Outlet Size: 4"
Manufacturer Part Number: D660-0079-BLK
Country/Region of Manufacture: United States
Type: Axle Back Exhaust Kit
Years: 2018 / 2019 / 2020 / 2021 / 2022 / 2023
Inlet: 83mm
Mounting Hardware Included: Yes
Fitment Type: Performance/Custom
Tip Style: Black
Connection Type: Clamp-on
Kit Type: Axle Back
Exit Type: Quad
Mounting Style: Bolt-On
Muffler Quantity: 1
Performance Part: Yes
Universal Fitment: No
Manufacturer Warranty: 2 Years