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BMW E39 Emissions Component Maintenance Parts

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Oxygen Sensor

ES#27212 - 11781742051 - Oxygen Sensor - Rear, after catalyst - Genuine BMW - BMW

Rear, after catalyst affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27212
Mfg#:
11781742051
Ships in 4 Business Days
7% 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
06-19-2026

$415.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

"Cold Climate" Crankcase Pressure Regulator Valve Kit

ES#4783145 - 11617533400S1 - "Cold Climate" Crankcase Pressure Regulator Valve Kit - Replace your cracked breather hoses and crankcase pressure valve with all new components! - Hamburg Tech - BMW

Replace your cracked breather hoses and crankcase pressure valve with all new components! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! Superior performance for both warm and cold climates

Brand:
Hamburg Tech - Corporate Logo
ES#:
4783145
Mfg#:
11617533400S1
In Stock
$110.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Oil Separator Kit

ES#5443594 - 059015LA02KT - Performance Oil Separator Kit - Includes a new separator, Turner Motorsport silicone breather hose, return hose, and hardware. - Assembled By ECS - BMW

Includes a new separator, Turner Motorsport silicone breather hose, return hose, and hardware. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with production date up to 09/1998

Brand:
Assembled By ECS - Corporate Logo
ES#:
5443594
Mfg#:
059015LA02KT
Ships on Sep 23, 2026
Auto Notify
ON SALE! SAVE 19%
$104.96

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

$84.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#27153 - 11781433940 - Oxygen Sensor - Priced Each - 2 Required in each application - Genuine BMW - BMW

2 Required in each application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27153
Mfg#:
11781433940
Ships in 1-2 days
7% 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
06-19-2026

$377.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#27124 - 11781247406 - Oxygen Sensor - Priced Each - 2 required in each application - Genuine BMW - BMW

2 required in each application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
27124
Mfg#:
11781247406
Ships in 1-2 days
7% 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
06-19-2026

$377.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 1

ES#260025 - e46m5411_61 - Oil Separator Kit - Level 1 - The most commonly replaced components in your breather system - Assembled By ECS - BMW

The most commonly replaced components in your breather system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
260025
Mfg#:
E46M5411_61
In Stock
ON SALE! SAVE 24%
$123.99

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

$93.71 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 1

ES#2684822 - 11151703484KT1 - Oil Separator Kit - Level 1 - Includes a new separator, hoses, and hardware - Genuine BMW - BMW

Includes a new separator, hoses, and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 09/1998

Brand:
Genuine BMW - Corporate Logo
ES#:
2684822
Mfg#:
11151703484KT1
Ships in 1-2 days
$186.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AAF M54 Breather Catch Can

ES#4504828 - 116120 - AAF M54 Breather Catch Can - Includes Mounting Brackets & Hardware - Advanced Auto Fabrication - BMW

Includes Mounting Brackets & Hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Advanced Auto Fabrication - Corporate Logo
ES#:
4504828
Mfg#:
116120
Ships in 2 Business Days
$195.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

"Cold Climate" Oil Separator Kit - Level 2

ES#2731692 - 11617501566KT3 - "Cold Climate" Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Superior performance for both warm and cold climates

Brand:
Assembled By ECS - Corporate Logo
ES#:
2731692
Mfg#:
11617501566KT3
In Stock
ON SALE! SAVE 14%
$168.99

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

$146.05 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
Ships in 4 Business Days
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Oxygen Sensor

ES#27149 - 11781427884 - Oxygen Sensor - 990mm - cure your poor gas mileage by replacing your worn oxygen sensors - Genuine BMW - BMW

990mm - cure your poor gas mileage by replacing your worn oxygen sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 4/1998. 2 used in the exhaust manifold, 2 located after the catayst

Brand:
Genuine BMW - Corporate Logo
ES#:
27149
Mfg#:
11781427884
Ships in 1-2 days
7% 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
06-19-2026

$415.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#27157 - 11781437943 - Oxygen Sensor - Priced Each - Cure your poor gas mileage, rough idle, power loss and check engine light by replacing your worn oxygen sensors - Genuine BMW - BMW

Cure your poor gas mileage, rough idle, power loss and check engine light by replacing your worn oxygen sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits both upstream and downstream locations

Brand:
Genuine BMW - Corporate Logo
ES#:
27157
Mfg#:
11781437943
Ships in 1-2 days
7% 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
06-19-2026

$415.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#2731697 - 11617501566KT5 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2731697
Mfg#:
11617501566KT5
In Stock
ON SALE! SAVE 24%
$170.99

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

$130.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Valve Service Kit

ES#2695566 - 11151406788KT - Oil Separator Valve Service Kit - The most commonly replaced components in your breather system - Genuine BMW - BMW

The most commonly replaced components in your breather system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2695566
Mfg#:
11151406788KT
Ships in 1-2 days
$370.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#3108095 - 11617501566kt7 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance, Includes ECS F-Connector - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance, Includes ECS F-Connector affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3108095
Mfg#:
11617501566KT7
In Stock
ON SALE! SAVE 23%
$234.01

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

$179.08 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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