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BMW Engine Emission Parts

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Crankcase Return Pipe

ES#3673424 - 11157567801 - Crankcase Return Pipe - Located under intake manifold - Bremmen Parts - BMW

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

Brand:
Bremmen Parts - Corporate Logo
ES#:
3673424
Mfg#:
11157567801
Ships on Apr 12, 2027
ON SALE! SAVE 16%
$29.99

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

$25.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Valve

ES#25816 - 11617549715 - PCV Valve - For right cylinder bank - Genuine BMW - BMW

For right cylinder bank Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25816
Mfg#:
11617549715
Ships in 1 day
6% off MSRP

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

$212.99

This product was last offered at the strikethrough price on
10-26-2026

$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Valve

ES#25817 - 11617549716 - PCV Valve - For left cylinder bank - Genuine BMW - BMW

For left cylinder bank Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25817
Mfg#:
11617549716
Ships in 1 day
6% off MSRP

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

$212.99

This product was last offered at the strikethrough price on
10-26-2026

$199.99 USD
Free Shipping
on orders $49 and up
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 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
19638
Mfg#:
11157532649
Ships in 1 day
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Oil Catch Can - Gen2 B46/B48

ES#5375588 - BMSOCCB48G2X - BMS Oil Catch Can - Gen2 B46/B48 - Helps prevents oil from recirculating back into the intake system - Burger Motorsports - BMW

Helps prevents oil from recirculating back into the intake system Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For models with the Gen2 B48 (B48D / B48TU) engine only

Brand:
Burger Motorsports - Corporate Logo
ES#:
5375588
Mfg#:
BMSOCCB48G2X
Back Ordered
$199.00 USD
Free Shipping
on orders $49 and up

Billet Upgraded Vacuum Cannisters

ES#4715051 - BMS-N54VACANS - Billet Upgraded Vacuum Cannisters - Replace your weak leaky plastic N54 vacuum tanks with upgraded metal cans! - Burger Motorsports - BMW

Replace your weak leaky plastic N54 vacuum tanks with upgraded metal cans! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715051
Mfg#:
BMS-N54VACANS
Back Ordered
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#4180021 - 11721437700 - Secondary Air Injection Pump - Genuine BMW - BMW

Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
4180021
Mfg#:
11721437700
Ships in 3 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.

$211.00

This product was last offered at the strikethrough price on
10-26-2026

$198.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Bank 2 Pre-Cat

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

Brand:
Bremmen Parts - Corporate Logo
ES#:
5482451
Mfg#:
11787558087
Ships in 8 Business Days
ON SALE! SAVE 10%
$109.99

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

$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Booster Check Valve

ES#4845355 - 11611440135 - Brake Booster Check Valve - Located between the brake booster and the intake manifold. The Brake Booster Check Valve is an essential part for maintaining your BMWs brake system, ensuring safe, efficient, and responsive braking at all times. - Rein - BMW

Located between the brake booster and the intake manifold. The Brake Booster Check Valve is an essential part for maintaining your BMW’s brake system, ensuring safe, efficient, and responsive braking at all times. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4845355
Mfg#:
11611440135
In Stock at Vendor
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Hose

ES#2515379 - 11727555680 - Pressure Hose - Runs from the air pump to the solenoid valve - URO - BMW

Runs from the air pump to the solenoid valve 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 03/2003

Brand:
URO - Corporate Logo
ES#:
2515379
Mfg#:
11727555680
Ships in 1 Business Day
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E70 Front Oxygen Sensor - Bank 2 Pre-Cat

ES#3031916 - 11787558081 - E70 Front Oxygen Sensor - Bank 2 Pre-Cat - 1050mm in length - Bosch - BMW

1050mm in length Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3031916
Mfg#:
11787558081
Ships in 1 Business Day
$250.99

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

$195.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve

ES#2570283 - 11721707619 - EGR Valve - Be sure to pass emission checks with a new check valve - Pierburg - BMW

Be sure to pass emission checks with a new check valve Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with production date from 09/1998

Brand:
Pierburg - Corporate Logo
ES#:
2570283
Mfg#:
11721707619
In Stock
ON SALE! SAVE 31%
$282.96

This product was last offered at the strikethrough price on
10-05-2026

$195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#2534561 - 11151708801 - Crankcase Ventilation Hose - Prone to cracking and breaking. - URO - BMW

Prone to cracking and breaking. 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534561
Mfg#:
11151708801
Ships in 1 Business Day
$8.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Canister Hose

ES#2626627 - 16137845193 - Charcoal Canister Hose - Connects the fuel tank to the charcoal canister - Genuine BMW - BMW

Connects the fuel tank to the charcoal canister Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
2626627
Mfg#:
16137845193
Back Ordered
6% off MSRP

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

$204.99

This product was last offered at the strikethrough price on
10-26-2026

$191.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Cover (PCV)

ES#2813532 - 11617501562 - Intake Manifold Cover (PCV) - Does not include gasket - Hamburg Tech - BMW

Does not include gasket Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813532
Mfg#:
11617501562
Ships in 1 Business Day
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#25438 - 11611432559 - Crankcase Ventilation Hose - From oil separator to valve cover - Genuine BMW - BMW

From oil separator to valve cover Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine BMW - Corporate Logo
ES#:
25438
Mfg#:
11611432559
Ships in 1 day
$47.99 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.

Other BMW Engine Emission Parts

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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