BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW E90 M3 S65 4.0L

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Performance exhaust options from the best BMW aftermarket producers and the most reliable replacement maintenance parts are all at Turner Motorsport. Over time, factory exhaust on the cleanest examples of BMW heritage shows their age. Our factory replacement exhausts are just what you need to keep your favorite car in showroom condition or finish off your restoration. If you are looking for a bump in sound and power, you can also find our performance options like Headers, Downpipes, and Mufflers from Corsa, DINAN, and others on this page.

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Eisenmann - Corporate Logo
T#:585262
Part#: B5268.00835SKT
Back Ordered
$ 2,838.99 USD
Free Shipping
$ 2,838.99 USD
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Maximize power, performance, and style.
Armytrix - Corporate Logo
T#:582572
Part#: BME9M-QS11C
Ships on Oct 28, 2026
$ 2,880.00 USD
Free Shipping
$ 2,880.00 USD
Free Shipping

ARMYTRIX is pleased to present the ultimate exhaust upgrade for the BMW E90/E92 M3. Harvesting the 4.0L S65 V8 full potential through their meticulously engineered T304 stainless steel system; reinvigorating your experience with enhanced performance and sound. Free flowing capability creates a system that handles exhaust with brutal efficiency realizing increased HP and torque. The refinement and amplification of the exhaust note offers a unique ambiance. Achieving true independence and brand new auditory sensations like never before.

ARMYTRIX is once again at the forefront of another revolutionary advancement. Throw out everything you think you knew about installing valve control. The current exhaust aftermarket is flooded with the '-school approach.' The traditional method requires hours of time-consuming and complex wiring works. They have simplified the process, attaching the ARMYTRIX OBDII Module and a few wires to its rightful places; the entire valvetronic comes to life at a press of a button. A pioneer in its field, ARMYTRIX App is a necessary and revolutionary progression of their valvetronic exhaust. Receiving real-time updates, with high data logging rate, you are in sync with the pulse of your vehicle. Keep in touch with the conditions that matter to you. Control the configuration of the valves through the easy-to-operate digital interface. Configuration of the valves is shown by the easy to read display interface. When the Green light is on, the valves are opened. Red indicates valves are closed. Orange means at 3500 rpm the valves will automatically open.

Features:

Power ( HP): 22.3
Torque ( Nm): 22
Weight Saving (-Kg): 11.7
Precision-Crafted T304 Stainless Steel
X-Pipe Vicious Scream and Ferocious Power
View Install Instructions Here
Fitment:

BMW M3 E9x 08-13

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Armytrix - Corporate Logo
T#:582574
Part#: BME9M-QS11M
Ships on Oct 28, 2026
$ 3,180.00 USD
Free Shipping
$ 3,180.00 USD
Free Shipping

ARMYTRIX is pleased to present the ultimate exhaust upgrade for the BMW E90/E92 M3. Harvesting the 4.0L S65 V8 full potential through their meticulously engineered T304 stainless steel system; reinvigorating your experience with enhanced performance and sound. Free flowing capability creates a system that handles exhaust with brutal efficiency realizing increased HP and torque. The refinement and amplification of the exhaust note offers a unique ambiance. Achieving true independence and brand new auditory sensations like never before.

ARMYTRIX is once again at the forefront of another revolutionary advancement. Throw out everything you think you knew about installing valve control. The current exhaust aftermarket is flooded with the '-school approach.' The traditional method requires hours of time-consuming and complex wiring works. They have simplified the process, attaching the ARMYTRIX OBDII Module and a few wires to its rightful places; the entire valvetronic comes to life at a press of a button. A pioneer in its field, ARMYTRIX App is a necessary and revolutionary progression of their valvetronic exhaust. Receiving real-time updates, with high data logging rate, you are in sync with the pulse of your vehicle. Keep in touch with the conditions that matter to you. Control the configuration of the valves through the easy-to-operate digital interface. Configuration of the valves is shown by the easy to read display interface. When the Green light is on, the valves are opened. Red indicates valves are closed. Orange means at 3500 rpm the valves will automatically open.

Features:

Power ( HP): 22.3
Torque ( Nm): 22
Weight Saving (-Kg): 11.7
Precision-Crafted T304 Stainless Steel
X-Pipe Vicious Scream and Ferocious Power
View Install Instructions Here
Fitment:

BMW M3 E9x 08-13

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Armytrix - Corporate Logo
T#:582575
Part#: BME9M-QC11
Ships on Oct 28, 2026
$ 3,480.00 USD
Free Shipping
$ 3,480.00 USD
Free Shipping

ARMYTRIX is pleased to present the ultimate exhaust upgrade for the BMW E90/E92 M3. Harvesting the 4.0L S65 V8 full potential through their meticulously engineered T304 stainless steel system; reinvigorating your experience with enhanced performance and sound. Free flowing capability creates a system that handles exhaust with brutal efficiency realizing increased HP and torque. The refinement and amplification of the exhaust note offers a unique ambiance. Achieving true independence and brand new auditory sensations like never before.

ARMYTRIX is once again at the forefront of another revolutionary advancement. Throw out everything you think you knew about installing valve control. The current exhaust aftermarket is flooded with the '-school approach.' The traditional method requires hours of time-consuming and complex wiring works. They have simplified the process, attaching the ARMYTRIX OBDII Module and a few wires to its rightful places; the entire valvetronic comes to life at a press of a button. A pioneer in its field, ARMYTRIX App is a necessary and revolutionary progression of their valvetronic exhaust. Receiving real-time updates, with high data logging rate, you are in sync with the pulse of your vehicle. Keep in touch with the conditions that matter to you. Control the configuration of the valves through the easy-to-operate digital interface. Configuration of the valves is shown by the easy to read display interface. When the Green light is on, the valves are opened. Red indicates valves are closed. Orange means at 3500 rpm the valves will automatically open.

Features:

Power ( HP): 22.3
Torque ( Nm): 22
Weight Saving (-Kg): 11.7
Precision-Crafted T304 Stainless Steel
X-Pipe Vicious Scream and Ferocious Power
View Install Instructions Here
Fitment:

BMW M3 E9x 08-13

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Armytrix - Corporate Logo
T#:582573
Part#: BME9M-QS11B
Ships on Oct 28, 2026
$ 3,140.00 USD
Free Shipping
$ 3,140.00 USD
Free Shipping

ARMYTRIX is pleased to present the ultimate exhaust upgrade for the BMW E90/E92 M3. Harvesting the 4.0L S65 V8 full potential through their meticulously engineered T304 stainless steel system; reinvigorating your experience with enhanced performance and sound. Free flowing capability creates a system that handles exhaust with brutal efficiency realizing increased HP and torque. The refinement and amplification of the exhaust note offers a unique ambiance. Achieving true independence and brand new auditory sensations like never before.

ARMYTRIX is once again at the forefront of another revolutionary advancement. Throw out everything you think you knew about installing valve control. The current exhaust aftermarket is flooded with the '-school approach.' The traditional method requires hours of time-consuming and complex wiring works. They have simplified the process, attaching the ARMYTRIX OBDII Module and a few wires to its rightful places; the entire valvetronic comes to life at a press of a button. A pioneer in its field, ARMYTRIX App is a necessary and revolutionary progression of their valvetronic exhaust. Receiving real-time updates, with high data logging rate, you are in sync with the pulse of your vehicle. Keep in touch with the conditions that matter to you. Control the configuration of the valves through the easy-to-operate digital interface. Configuration of the valves is shown by the easy to read display interface. When the Green light is on, the valves are opened. Red indicates valves are closed. Orange means at 3500 rpm the valves will automatically open.

Features:

Power ( HP): 22.3
Torque ( Nm): 22
Weight Saving (-Kg): 11.7
Precision-Crafted T304 Stainless Steel
X-Pipe Vicious Scream and Ferocious Power
View Install Instructions Here
Fitment:

BMW M3 E9x 08-13

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Dinan Axle Back Exhaust - E90 M3
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Dinan - Corporate Logo
T#:398486
Part#: D660-0028
Ships in 5 Business Days
Sale - Save 10% $ 2,349.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 2,114.96 USD
Free Shipping
Sale - Save 10%
$ 2,349.99

This product was last offered at the strikethrough price on
09-28-2026

$ 2,114.96 USD
Free Shipping

True to form, Dinan has developed this Free Flow stainless exhaust to increasing flow by reducing back pressure, resulting in more power. Best of all, it has a great tone that is aggressive when you want it to be, but pleasant and civilized under normal driving conditions. Constructed from stainless steel for the quality and performance you'd expect from your BMW.

  • +6 HP / +5 lb/ft
  • Hemholtz chamber eliminates drone
  • Corrosion resistant 20-gauge 304 stainless steel muffler
  • Quad 3.5" laser engraved exhaust tips
  • Louder, sportier sound
  • Simple bolt-in installation
  • Worth 3 points toward your Dinan badge

For over 35 years, Dinan has been America's premier tuning company, pioneering advancements in BMW modification while retaining a focus on balanced performance that preserves the original character and driving feel that a BMW offers. When you install a Dinan part on your car, know that it's not only carefully developed and tested, but that Dinan stands behind it with a four year, 50,000-mile warranty. Dinan believes so fully in their “total package” approach that once your car has been fitted with enough of their parts, they celebrate your conversion from stock to Dinan with an exclusive trunk badge, displayed proudly by BMW enthusiasts everywhere.

This product fits the following BMWs:
2008-2011 E90 M3

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Dinan Heavy Duty Exhaust Band Clamp - 2.75" (70mm)
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Dinan - Corporate Logo
T#:38688901
Part#: D662-9228
In Stock
Sale - Save 13% $ 21.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 19.14 USD
Free Shipping
Sale - Save 13%
$ 21.99

This product was last offered at the strikethrough price on
09-29-2026

$ 19.14 USD
Free Shipping
Perfect for the do-it-yourself customer looking for a band clamp that allows for a 360º pressure connection, this clamp fits the build. Created from stainless steel, the clamp allows for connecting to 70mm (2.75") via a swedged pipe, and provides even clamping pressure and seal around the entire pipe. This makes for a simple install, or a quick removal should the need arise.
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Dinan Heavy Duty Exhaust Band Clamp - 3.00" (76mm)
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Dinan - Corporate Logo
T#:38688902
Part#: D662-9237
Special Order: No Guaranteed ETA
Sale - Save 13% $ 21.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 19.14 USD
Free Shipping
Sale - Save 13%
$ 21.99

This product was last offered at the strikethrough price on
09-29-2026

$ 19.14 USD
Free Shipping
Perfect for the do-it-yourself customer looking for a band clamp that allows for a 360º pressure connection, this clamp fits the build. Created from stainless steel, the clamp allows for connecting to 76mm (3") via a swedged pipe, and provides even clamping pressure and seal around the entire pipe. This makes for a simple install, or a quick removal should the need arise.
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Dinan Double-Walled 4" Clamp-On Exhaust Tip - Polished - 2.75" Inlet ...
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Dinan - Corporate Logo
T#:38688898
Part#: D663-0600-BOX
In Stock
Sale - Save 11% $ 85.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 76.73 USD
Free Shipping
Sale - Save 11%
$ 85.99

This product was last offered at the strikethrough price on
09-29-2026

$ 76.73 USD
Free Shipping
Looking to replace old, or damaged, Dinan clamp-on tips or want to customize your exhaust setup with some Dinan flair? Look no further than our polished or black ceramic coated, straight-cut, double-walled exhaust tips that are available in a variety of tip sizes, lengths and inlet diameters! The enlarged tips with classic styling features an engraved Dinan logo on each tip. A combination that will demand attention to any passerby.
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Dinan Double-Walled 4" Clamp-On Exhaust Tip - Black Ceramic - 2.75" I...
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Dinan - Corporate Logo
T#:38688899
Part#: D663-0601-BOX
Ships on Oct 30, 2026
Sale - Save 10% $ 95.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 86.30 USD
Free Shipping
Sale - Save 10%
$ 95.99

This product was last offered at the strikethrough price on
09-29-2026

$ 86.30 USD
Free Shipping
Looking to replace old, or damaged, Dinan clamp-on tips or want to customize your exhaust setup with some Dinan flair? Look no further than our polished or black ceramic coated, straight-cut, double-walled exhaust tips that are available in a variety of tip sizes, lengths and inlet diameters! The enlarged tips with classic styling features an engraved Dinan logo on each tip. A combination that will demand attention to any passerby.
Show More Show Less