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BMW E39 Engine Emission Parts

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Crankcase Pressure Regulator Valve

ES#5374429 - ABH0263 - Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" - Rein - BMW

Commonly referred to as the "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes!

Brand:
Rein - Corporate Logo
ES#:
5374429
Mfg#:
ABH0263
In Stock
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vapor Canister Grommet

ES#3521464 - 16131183912 - Vapor Canister Grommet - Used in the charcoal canister connection - URO - BMW MINI

Used in the charcoal canister connection affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3521464
Mfg#:
16131183912
In Stock
$5.83 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose Kit

ES#5375102 - ABK0128 - Breather Hose Kit - Improved CCV hose and valve kit tailored for vehicles used in frigid temperatures! - Rein - BMW

Improved CCV hose and valve kit tailored for vehicles used in frigid temperatures! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes!

Brand:
Rein - Corporate Logo
ES#:
5375102
Mfg#:
ABK0128
Back Ordered
$261.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent Hose

ES#3673395 - 11151703775 - Vent Hose - Runs from the valve cover to oil separator. - Bavarian Autosport - BMW

Runs from the valve cover to oil separator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For Model year 1997-1998 only

Brand:
Bavarian Autosport - Corporate Logo
ES#:
3673395
Mfg#:
11151703775
Ships on Sep 1, 2026
Auto Notify
ON SALE! SAVE 20%
$26.99

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

$21.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Left Oil Separator Vent Hose

ES#2778978 - 11151406953 - Left Oil Separator Vent Hose - Connects to the front of the left oil separator - Continental - BMW

Connects to the front of the left oil separator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Found on cylinders 5-8

Brand:
Continental - Corporate Logo
ES#:
2778978
Mfg#:
11151406953
Back Ordered
Auto Notify
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Booster Check Valve

ES#25492 - 11611440135 - Brake Booster Check Valve - Located between the brake booster and the intake manifold - Genuine BMW - BMW

Located between the brake booster and the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25492
Mfg#:
11611440135
Ships in 3 Business Days
3% off MSRP

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

$87.99

This product was last offered at the strikethrough price on
06-04-2026

$84.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#2765438 - 11151703484KT5 - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Genuine BMW - BMW

A truly complete kit for oil separator system maintenance 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#:
2765438
Mfg#:
11151703484KT5
Ships in 3 Business Days
$243.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Mount

ES#2534428 - 11727559515 - Secondary Air Pump Mount - 3 required per car - URO - BMW

3 required per car affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534428
Mfg#:
11727559515
In Stock
$6.99

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

$4.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Case Vent Valve

ES#2779734 - 11617501563 - Crank Case Vent Valve - Also known as a PCV or CCV - Vaico - BMW

Also known as a PCV or CCV affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat! Common signs of failure include smoking on startup, rough idle, and sometimes a "Jetsons" noise from underhood at idle.

Brand:
Vaico - Corporate Logo
ES#:
2779734
Mfg#:
11617501563
In Stock at Vendor
$123.99

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

$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#19638 - 11157532649 - Crankcase Ventilation Hose - From oil separator to dipstick tube - Genuine BMW - BMW

From oil separator to dipstick tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19638
Mfg#:
11157532649
Ships in 3 Business Days
3% off MSRP

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

$39.99

This product was last offered at the strikethrough price on
06-04-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E39 M5 Oil Separator Gasket - Priced Each

ES#19540 - 11151406790 - E39 M5 Oil Separator Gasket - Priced Each - Seals oil separator to the intake manifold - Genuine BMW - BMW

Seals oil separator to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19540
Mfg#:
11151406790
Ships in 3 Business Days
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Pump Shut Off/Block Off Valve

ES#26646 - 11721433713 - Air Pump Shut Off/Block Off Valve - Keeps exhaust gases from recirculating back and destroying the air pump - Genuine BMW - BMW

Keeps exhaust gases from recirculating back and destroying the air pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Located on the secondary air line that connects left and right cylinder banks

Brand:
Genuine BMW - Corporate Logo
ES#:
26646
Mfg#:
11721433713
Ships in 6 Business Days
3% off MSRP

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

$243.99

This product was last offered at the strikethrough price on
06-04-2026

$236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Line

ES#26643 - 11721433344 - Secondary Air Pump Line - Replacement line - Genuine BMW - BMW

Replacement line affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26643
Mfg#:
11721433344
Ships in 3 Business Days
3% off MSRP

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

$120.99

This product was last offered at the strikethrough price on
06-04-2026

$116.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#26970 - 11741742711 - Vacuum Control Valve - The electronic valved used to open the air pump - Genuine BMW - BMW

The electronic valved used to open the air pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26970
Mfg#:
11741742711
Ships in 3 Business Days
4% off MSRP

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

$78.99

This product was last offered at the strikethrough price on
06-04-2026

$75.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Valve

ES#4899516 - 11151747066 - Oil Separator Valve - Connects to the vent tube which is attached to the PCV valve - Rein - BMW

Connects to the vent tube which is attached to the PCV valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4899516
Mfg#:
11151747066
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Diagnosis Pump

ES#2702165 - 16136756440 - Leak Diagnosis Pump - Located under the vehicle, near the transmission bellhousing or in the rear. - Bosch - BMW

Located under the vehicle, near the transmission bellhousing or in the rear. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 09/2001

Brand:
Bosch - Corporate Logo
ES#:
2702165
Mfg#:
16136756440
Back Ordered
$221.99

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

$215.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

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.

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