BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW E30 M3 S14 2.3L

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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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Clamping Bush 18307536423
Clamping Bush 18307536423
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:19623
Part#: 18307536423
Ships in 3 Business Days
$ 20.99 USD
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$ 20.99 USD
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CLAMPING BUSH 18307536423 Manufactured by CRP

Dinan Heavy Duty Exhaust Band Clamp - 2.75" (70mm)
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
8% off MSRP $ 23.99

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

$ 21.99 USD
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8% off MSRP
$ 23.99

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

$ 21.99 USD
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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)
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
8% off MSRP $ 23.99

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

$ 21.99 USD
Free Shipping
Add to Wish List
8% off MSRP
$ 23.99

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

$ 21.99 USD
Free Shipping
Add to Wish List
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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Rein Self-Locking Nut
Rein Self-Locking Nut
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:12678
Part#: 18301737774
In Stock
$ 4.99 USD
Free Shipping on orders $49 and up
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$ 4.99 USD
Free Shipping on orders $49 and up
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Be sure to install new hardware with your new parts to ensure proper tightening and fitment. This is an M10 self-locking nut, used in various locations in the vehicle. Be sure to check for proper size and application prior to ordering.
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Rein Hex Nut - E24, E28, E30, E34
Rein Hex Nut - E24, E28, E30, E34
2X Entries Into Our F80 M3 Sweepstakes
Rein - Corporate Logo
T#:7031
Part#: 11621304755
Ships in 3 Business Days
$ 2.99 USD
Free Shipping on orders $49 and up
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$ 2.99 USD
Free Shipping on orders $49 and up
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Replacement nut for exhaust manifold.
Dinan Double-Walled 4" Clamp-On Exhaust Tip - Polished - 2.75" Inlet
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
10% off MSRP $ 95.99

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

$ 85.99 USD
Free Shipping
Add to Wish List
10% off MSRP
$ 95.99

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

$ 85.99 USD
Free Shipping
Add to Wish List
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" Inlet
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 Sep 23, 2026
11% off MSRP $ 107.99

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

$ 95.99 USD
Free Shipping
Add to Wish List
11% off MSRP
$ 107.99

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

$ 95.99 USD
Free Shipping
Add to Wish List
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

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