Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW E30 Emissions Component Maintenance Parts

Sort By
Filter By
Return to Top

Oxygen Sensor - Priced Each

ES#258921 - 11781735499 - Oxygen Sensor - Priced Each - Restore MPG, clear trouble codes - Bosch - BMW

Restore MPG, clear trouble codes 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/1987

Brand:
Bosch - Corporate Logo
ES#:
258921
Mfg#:
11781735499
In Stock
$82.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body & Air-Intake Cleaner

ES#3969931 - 5078tbcKT - Throttle Body & Air-Intake Cleaner - Improve response and mpgs! - CRC - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Improve response and mpgs! This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
CRC
ES#:
3969931
Mfg#:
5078TBCKT
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oxygen Sensor

ES#3031887 - 11781716114 - Oxygen Sensor - Located in the front portion of the center muffler assembly - Bosch - BMW

Located in the front portion of the center muffler assembly 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/1987

Brand:
Bosch - Corporate Logo
ES#:
3031887
Mfg#:
11781716114
In Stock at Vendor
$173.99

This product was last offered at the strikethrough price on
05-07-2026

$146.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#2862750 - 11781716156 - Oxygen Sensor - Keep your BMW running in tip top condition. - Bosch - BMW

Keep your BMW running in tip top condition. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2862750
Mfg#:
11781716156
Ships in 1 Business Day
$153.18

This product was last offered at the strikethrough price on
04-09-2026

$144.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#27187 - 11781720860 - Oxygen Sensor - Located in the front portion of the center muffler assembly - Genuine BMW - BMW

Located in the front portion of the center muffler assembly For vehicles with production date from 09/1987

Brand:
Genuine BMW - Corporate Logo
ES#:
27187
Mfg#:
11781720860
Ships in 8 Business Days
6% off MSRP

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

$445.99

This product was last offered at the strikethrough price on
08-05-2026

$418.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#27178 - 11781716156 - Oxygen Sensor - Keep your BMW running in tip top condition. - Genuine BMW - BMW

Keep your BMW running in tip top condition.

Brand:
Genuine BMW - Corporate Logo
ES#:
27178
Mfg#:
11781716156
Ships in 9 Business Days
6% off MSRP

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

$404.99

This product was last offered at the strikethrough price on
08-05-2026

$380.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Valve & Turbo Cleaner

ES#3969933 - 5319tcKT - Intake Valve & Turbo Cleaner - 11 Oz aerosol. - CRC - Audi BMW Volkswagen Mercedes Benz MINI Porsche

11 Oz aerosol. This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
CRC
ES#:
3969933
Mfg#:
5319TCKT
Ships in 3 Business Days
$27.99 USD
Free Shipping
on orders $49 and up

E30 Oxygen Sensor

ES#258674 - 11781727451 - E30 Oxygen Sensor - Cure your poor gas mileage by replacing your worn oxygen sensors - Bosch - BMW

Cure your poor gas mileage by replacing your worn oxygen sensors 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
258674
Mfg#:
11781727451
In Stock at Vendor
$167.99

This product was last offered at the strikethrough price on
05-07-2026

$145.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E30 Oxygen Sensor

ES#258525 - 11781286638 - E30 Oxygen Sensor - Keep your BMW running in tip top condition. - Bosch - BMW

Keep your BMW running in tip top condition. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
258525
Mfg#:
11781286638
In Stock
ON SALE!
$156.99

This product was last offered at the strikethrough price on
08-04-2026

$145.22 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E30 M3 Oxygen Sensor

ES#3023819 - 11781310838 - E30 M3 Oxygen Sensor - Located in the front portion of the center muffler assembly - Bosch - BMW

Located in the front portion of the center muffler assembly 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3023819
Mfg#:
11781310838
In Stock at Vendor
$146.47

This product was last offered at the strikethrough price on
08-02-2026

$125.28 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#4316457 - 11781715263 - Oxygen Sensor - OEM Bosch O2 Sensor (L=760MM) - Bosch - BMW

OEM Bosch O2 Sensor (L=760MM) 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 12/1984

Brand:
Bosch - Corporate Logo
ES#:
4316457
Mfg#:
11781715263
Special Order: No Guaranteed ETA
$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

Keep your BMW running in tip top condition. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
258658
Mfg#:
11032
Ships in 1-2 days
$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#259460 - 11761466063 - Oxygen Sensor - Restore MPG, Clear Check Engine Lights. - Bosch - BMW

Restore MPG, Clear Check Engine Lights. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to 12/1984

Brand:
Bosch - Corporate Logo
ES#:
259460
Mfg#:
11761466063
Back Ordered
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#259461 - 11761466063 - Oxygen Sensor - Restore MPG, Clear Check Engine Lights. - Denso - BMW

Restore MPG, Clear Check Engine Lights.

Brand:
Denso - Corporate Logo
ES#:
259461
Mfg#:
11761466063
Back Ordered
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#2557608 - 11781734796 - Oxygen Sensor - Cure your poor gas mileage by replacing your worn oxygen sensors - Genuine BMW - BMW

Cure your poor gas mileage by replacing your worn oxygen sensors

Brand:
Genuine BMW - Corporate Logo
ES#:
2557608
Mfg#:
11781734796
Ships in 8 Business Days
6% off MSRP

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

$445.99

This product was last offered at the strikethrough price on
08-05-2026

$418.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

Located in the front portion of the center muffler assembly For vehicles with production date up to 09/1987

Brand:
Genuine BMW - Corporate Logo
ES#:
27176
Mfg#:
11781716114
Ships in 8 Business Days
6% off MSRP

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

$445.99

This product was last offered at the strikethrough price on
08-05-2026

$418.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Let us help you find the parts that fit your BMW

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings