BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW Z Series E85/6 (2003-2008)

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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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HJS - Corporate Logo
T#:556847
Part#: 18201401797
In Stock
$ 45.99

This product was last offered at the strikethrough price on
08-19-2026

$ 25.99 USD
Free Shipping on orders $49 and up
$ 25.99 USD
Free Shipping on orders $49 and up
Rear muffler hanger
Oxygen Sensor - Priced Each
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:35863157
Part#: 11781742050
In Stock
$ 49.99 USD
Free Shipping on orders $49 and up
This direct fit oxygen sensor plugs directly into your factory connector. It is the pre-cat sensor. No cutting or splicing required. A new oxygen sensor can improve driveability and lengthen engine life. It fits BMW E46 E39 E38 X3 X5 Z3 Z4. Bosch # 13 477.

This item fits the following BMWs:
1999-3/2003 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330xi 330ci
1999-2003 E39 BMW 525i 528i 530i M5
1997-2003 E39 BMW 540i
1995-2001 E38 BMW 750il
2004-2006 E83 BMW X3 2.5i X3 3.0i
2000-2006 E53 BMW X5 3.0i
2000-2003 E53 BMW X5 4.4i 4.6is
1999-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i
2003-2005 E85 BMW Z4 2.5i Z4 3.0i
2000-2003 E52 BMW Z8
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HJS - Corporate Logo
T#:2423575
Part#: 1K0253141N
In Stock
18% off MSRP $ 34.20

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

$ 27.99 USD
Free Shipping on orders $49 and up
18% off MSRP
$ 34.20

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

$ 27.99 USD
Free Shipping on orders $49 and up
Commonly found between mid-pipe and front muffler. 60x95mm

URO Oxygen Sensor - Bank 2 Pre-Cat - N52 3.0L
2X Entries Into Our F80 M3 Sweepstakes
URO - Corporate Logo
T#:9126158
Part#: 11787558073
In Stock
$ 101.99

This product was last offered at the strikethrough price on
08-31-2026

$ 87.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 101.99

This product was last offered at the strikethrough price on
08-31-2026

$ 87.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
If your engine is tossing you an oxygen sensor check engine light, replace it with this URO sensor. The O2 sensor measures the amount of unburned fuel in the exhaust pipe to adjust fuel mapping for less emissions and better fuel economy. When malfunctioning, your MPG and performance can suffer. Replaced fairly easily, you can restore your performance and mileage quickly. Put some anti seize on the threads to prevent it from becoming a permanent part of the exhaust. Located in the front position of the exhaust manifold.
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Febi Center Exhaust Hanger - E38, E39, E46, Z4
We Price Match - Give Us A Call or Chat!
Febi - Corporate Logo
T#:381851
Part#: 18211745426
Ships in 1 Business Day
$ 9.99

This product was last offered at the strikethrough price on
08-28-2026

$ 5.99 USD
Free Shipping on orders $49 and up
$ 5.99 USD
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Rubber mounting for center muffler.
Febi Self-Locking Nut - E21, E24, E31, E36
We Price Match - Give Us A Call or Chat!
Febi - Corporate Logo
T#:404046
Part#: N90085001
In Stock
$ 1.99 USD
Free Shipping on orders $49 and up
Install new hardware with your new parts. M8

HJS - Corporate Logo
T#:594771
Part#: 11627830668
Ships in 5 Business Days
$ 9.99 USD
Free Shipping on orders $49 and up
HJS - Corporate Logo
T#:388461
Part#: 18111723379
Ships in 1 day
$ 10.99

This product was last offered at the strikethrough price on
09-02-2026

$ 7.99 USD
Free Shipping on orders $49 and up
$ 7.99 USD
Free Shipping on orders $49 and up
Seals the mid-pipe to the muffler

HJS - Corporate Logo
T#:385215
Part#: 18207832991
In Stock
$ 16.99 USD
Free Shipping on orders $49 and up
Located over the center exhaust support

Febi Rear Oxygen Sensor - Bank 1 Post-Cat
We Price Match - Give Us A Call or Chat!
Febi - Corporate Logo
T#:16375111
Part#: 11787526262
Special Order: No Guaranteed ETA
$ 124.99 USD
Free Shipping on orders $49 and up
The oxygen sensor is vital to the performance and drivability of your car. The engine computer relies on data from the sensor to make adjustments in engine efficiency and performance. When your BMW oxygen sensor fails, the computer can no longer sense the air/fuel ratio, so it ends up guessing -- resulting in poor performance, poor gas mileage, and increased pollution. Make sure your BMW engine performs as it should, and doesn't use more fuel than it needs to, by simply changing your oxygen sensor today. There is no lifespan on O2 sensors but there are several fault codes that indicate a failed sensor (O2 monitoring, cat efficiency, O2 heating circuit, O2 readiness, and others). The O2 sensor is heated and has a self-calibration feature so once you get the codes or feel performance has suffered, a new sensor is a good starting point to get you back to peak performance. Febi's Oxygen sensors are high quality and will give you the longest and best performance for the price.
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