Oxygen Sensors

Schwaben 7/8"(22mm) Flexible Oxygen Sensor Wrench

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T#:368923

Part#: FO-78

Ships on Dec 1, 2026

Sale - Save 23% $ 48.99

This product was last offered at the strikethrough price on
05-02-2026

$ 37.49 USD

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Sale - Save 23%

$ 48.99

This product was last offered at the strikethrough price on
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$ 37.49 USD

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The Schwaben oxygen sensor wrench has a six-point pivot head to provide a secure grip on stubbornly tight oxygen sensors located in awkward, inaccessible locations.

Oxygen Sensor - Downstream Catalytic Converter

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T#:27105147

Part#: 11787589475

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Sale - Save 15% $ 130.99

This product was last offered at the strikethrough price on
09-16-2026

$ 111.34 USD

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Sale - Save 15%

$ 130.99

This product was last offered at the strikethrough price on
09-16-2026

$ 111.34 USD

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Oxygen Sensor

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:27105145

Part#: 11787545075

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Sale - Save 15% $ 115.99

This product was last offered at the strikethrough price on
09-16-2026

$ 98.59 USD

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$ 115.99

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$ 98.59 USD

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Rear Oxygen Sensor Set - N52, N54

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T#:55353594

Part#: 11787545074/5KT2

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Sale - Save 3% $ 366.99

This product was last offered at the strikethrough price on
10-28-2026

$ 355.63 USD

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$ 355.63 USD

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Sluggish oxygen sensors do a lot more than just light up your dashboard with an annoying Check Engine Light—they directly choke your BMW’s performance.

Bosch Oxygen Sensor Set - Pre and Post Catalytic Converter - N55 ...

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T#:55857772

Part#: 11787589475KT2

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$ 342.99 USD

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$ 342.99 USD

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Extreme exhaust heat and carbon buildup degrade your factory oxygen sensors over time, sending lazy data to your DME and robbing you of performance.

Bosch Oxygen Sensors - Bank 1 And 2 Pre-Cat - N52

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T#:56110313

Part#: 11787558055KT

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Sale - Save 6% $ 307.99

This product was last offered at the strikethrough price on
08-13-2026

$ 289.50 USD

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Your engine's air fuel ratio needs to be dead on. Worn out factory pre-cat oxygen sensors delay vital data to the DME, leading to sub optimal fueling, lost horsepower, and dangerous hesitation under load.

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Front Oxygen Sensor Set - E9x, E82, E88, Z4

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T#:55317713

Part#: BFR1/2O2SKT2

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Sale - Save 19% $ 400.99

This product was last offered at the strikethrough price on
07-14-2026

$ 325.67 USD

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$ 400.99

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$ 325.67 USD

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Over time, that degradation robs your BMW of its crisp throttle response, tanks your fuel economy, and leaves you staring at a failed emissions ticket

Oxygen Sensor

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:27105146

Part#: 11787589121

Special Order: No Guaranteed ETA

Sale - Save 8% $ 118.99

This product was last offered at the strikethrough price on
05-03-2026

$ 108.89 USD

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$ 118.99

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$ 108.89 USD

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Oxygen Sensor - Priced Each

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T#:56291060

Part#: 11787548961

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Sale - Save 10% $ 65.99

This product was last offered at the strikethrough price on
10-08-2026

$ 59.39 USD

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Oxygen Sensor Kit - F30/31 N47, E70 M57

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T#:55569520

Part#: 13628589844KT2

Ships in 2 Business Days

Sale - Save 20% $ 770.99

This product was last offered at the strikethrough price on
07-03-2026

$ 616.78 USD

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$ 770.99

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$ 616.78 USD

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Oxygen sensors are used by the vehicle computer to adjust the air/fuel ratio and test vehicle emissions. This kit includes both rear Sensors.

Front Oxygen Sensor - Bank 2 Pre-Cat

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:55497441

Part#: 11787558087

Special Order: No Guaranteed ETA

Sale - Save 10% $ 109.99

This product was last offered at the strikethrough price on
10-08-2026

$ 98.99 USD

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O2 Sensor Bung and Plug

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T#:339000

Part#: TEN9949O2S

Ships in 6 Business Days

Starting at $ 12.95 USD

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Starting at $ 12.95 USD

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This weld-in bung allows an O2 sensor to be screwed into your exhaust system. It's required for custom exhaust systems, and is also useful for air/fuel ratio measurements when dyno testing.

Oxygen Sensor

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:56001972

Part#: 11787596924

Ships on Nov 27, 2026

Sale - Save 10% $ 125.99

This product was last offered at the strikethrough price on
10-08-2026

$ 113.39 USD

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Oxygen Sensor - Front Or Rear Manifold

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T#:56797107

Part#: 11787523434

Ships on Nov 27, 2026

Sale - Save 10% $ 119.99

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10-08-2026

$ 107.99 USD

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$ 107.99 USD

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Rear Oxygen Sensor - Bank 1 Post-Cat

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T#:57340375

Part#: 11787545074

Ships on Nov 27, 2026

Sale - Save 10% $ 79.99

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10-08-2026

$ 71.99 USD

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E9X M3 Oxygen Sensor - Priced Each

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T#:57267803

Part#: 11787537984

Ships on Nov 27, 2026

Sale - Save 10% $ 79.99

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10-08-2026

$ 71.99 USD

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$ 79.99

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$ 71.99 USD

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Oxygen Sensor - Priced Each

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T#:56869516

Part#: 11787576673

Ships on Nov 27, 2026

Sale - Save 10% $ 109.99

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10-08-2026

$ 98.99 USD

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Keep your MINI / BMW mileage up and running correctly

E9X M3 Oxygen Sensor - Black

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T#:58234534

Part#: 11787539125

Ships on Jan 28, 2027

Sale - Save 10% $ 99.99

This product was last offered at the strikethrough price on
10-08-2026

$ 89.99 USD

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$ 99.99

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$ 89.99 USD

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Front Oxygen Sensor - Bank 1 Pre-Cat

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:54780515

Part#: 11787558055

Special Order: No Guaranteed ETA

Sale - Save 10% $ 99.99

This product was last offered at the strikethrough price on
10-08-2026

$ 89.99 USD

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$ 99.99

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$ 89.99 USD

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02 SENSOR BUNG (WELD-ON TYPE) 304 STAINLESS STEEL (M18x1.5mm) ...

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T#:47439371

Part#: 02SB1815

Ships on May 27, 2027

Sale - Save 39% $ 3.99

This product was last offered at the strikethrough price on
05-03-2026

$ 2.44 USD

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$ 3.99

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$ 2.44 USD

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Easily add an oxygen sensor to your custom exhaust setup with this universal O2 sensor bung. Designed for simple weld-on installation, it allows you to place your sensor exactly where you need it—perfect for custom builds, exhaust modifications, or performance tuning projects.

Features:

CNC-cut from T304 Stainless Steel for corrosion resistance
Threaded for M18x1.5mm RH oxygen sensors

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Schwaben 7/8"(22mm) Flexible Oxygen Sensor Wrench

Oxygen Sensor - Downstream Catalytic Converter

Oxygen Sensor

Rear Oxygen Sensor Set - N52, N54

Bosch Oxygen Sensor Set - Pre and Post Catalytic Converter - N55 ...

Bosch Oxygen Sensors - Bank 1 And 2 Pre-Cat - N52

Front Oxygen Sensor Set - E9x, E82, E88, Z4

Oxygen Sensor

Oxygen Sensor - Priced Each

Oxygen Sensor Kit - F30/31 N47, E70 M57

Front Oxygen Sensor - Bank 2 Pre-Cat

O2 Sensor Bung and Plug

Oxygen Sensor

Oxygen Sensor - Front Or Rear Manifold

Rear Oxygen Sensor - Bank 1 Post-Cat

E9X M3 Oxygen Sensor - Priced Each

Oxygen Sensor - Priced Each

E9X M3 Oxygen Sensor - Black

Front Oxygen Sensor - Bank 1 Pre-Cat

02 SENSOR BUNG (WELD-ON TYPE) 304 STAINLESS STEEL (M18x1.5mm) ...

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