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BMW Z3 2.3 M52 2.5L

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BMW Z3 2.3 M52 2.5L Engine Emission Parts

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Vacuum Hose - 1 Meter

ES#26414 - 11657803732 - Vacuum Hose - 1 Meter - Seal up your vacuum leak - Genuine BMW - BMW

Seal up your vacuum leak

Brand:
Genuine BMW - Corporate Logo
ES#:
26414
Mfg#:
11657803732
In Stock
$81.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Vacuum Line

ES#3691613 - 11727574490 - Secondary Air Pump Vacuum Line - Replacement line - Rein - BMW

Replacement line 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3691613
Mfg#:
11727574490
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Pressure Regulator Valve

ES#25703 - 11617501566 - Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" or PCV - Genuine BMW - BMW

Commonly referred to as the "oil separator" or PCV

Brand:
Genuine BMW - Corporate Logo
ES#:
25703
Mfg#:
11617501566
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.

$102.99

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

$96.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Leak Diagnosis Pump

ES#37152 - 16131184968 - Leak Diagnosis Pump - Get rid of trouble codes - Genuine BMW - BMW

Get rid of trouble codes

Brand:
Genuine BMW - Corporate Logo
ES#:
37152
Mfg#:
16131184968
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.

$258.99

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

$243.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#2574625 - 11747810831 - Vacuum Control Valve - Used in emissions and noise reduction systems - Pierburg - BMW

Used in emissions and noise reduction systems

Brand:
Pierburg - Corporate Logo
ES#:
2574625
Mfg#:
11747810831
In Stock
$85.99

This product was last offered at the strikethrough price on
03-21-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Two Port Universal Catch Can - Black

ES#4338487 - MMBCC-CBTWO - Two Port Universal Catch Can - Black - Mishimoto Compact Baffled Oil Catch Can - Mishimoto - BMW

Mishimoto Compact Baffled Oil Catch Can

Brand:
Mishimoto - Corporate Logo
ES#:
4338487
Mfg#:
MMBCC-CBTWO
In Stock
$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Pressure Regulator Valve

ES#4304692 - 11617501566 - Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" or PCV - Bavarian Autosport - BMW

Commonly referred to as the "oil separator" or PCV 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304692
Mfg#:
11617501566
In Stock
ON SALE! SAVE 20%
$32.99

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

$26.39 USD
Free Shipping
on orders $49 and up
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 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 01/2000

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

Vacuum Control Valve

ES#4069996 - 11611312737 - Vacuum Control Valve - Common source of emission related issues - Pierburg - BMW

Common source of emission related issues

Brand:
Pierburg - Corporate Logo
ES#:
4069996
Mfg#:
11611312737
Ships in 9 Business Days
$27.99

This product was last offered at the strikethrough price on
08-16-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Breather Valve

ES#3699049 - 13901433603 - Fuel Tank Breather Valve - Valve between charcoal canister and throttle body - URO - BMW

Valve between charcoal canister and throttle body 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3699049
Mfg#:
13901433603
Ships in 1 Business Day
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose Kit

ES#2785228 - 11617533398K - Crankcase Ventilation Hose Kit - Hose kit for your Crankcase ventilation system - Rein - BMW

Hose kit for your Crankcase ventilation system 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2785228
Mfg#:
11617533398K
In Stock at Vendor
$98.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Distributor

ES#25494 - 11611440318 - Air Distributor - Located on top of the intake manifold. Includes new o-rings. - Genuine BMW - BMW

Located on top of the intake manifold. Includes new o-rings.

Brand:
Genuine BMW - Corporate Logo
ES#:
25494
Mfg#:
11611440318
Ships in 2 Business Days
$127.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Cap

ES#35955 - 16111184664 - Fuel Cap - Non-locking fuel cap - Genuine BMW - BMW

Non-locking fuel cap

Brand:
Genuine BMW - Corporate Logo
ES#:
35955
Mfg#:
16111184664
Ships in 2 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.

$69.99

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

$67.99 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

Brand:
Genuine BMW - Corporate Logo
ES#:
27153
Mfg#:
11781433940
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.

$404.99

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

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

Crankcase Ventilation Hose

ES#4316512 - 11611432559 - Crankcase Ventilation Hose - From oil separator to valve cover - Bremmen Parts - BMW

From oil separator to valve cover 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316512
Mfg#:
11611432559
In Stock
ON SALE! SAVE 22%
$23.99

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

$18.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Return Pipe

ES#4304670 - 11617504536 - Return Pipe - Runs from the intake manifold back to connecting hose - Bavarian Autosport - BMW

Runs from the intake manifold back to connecting hose 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 01/2000

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304670
Mfg#:
11617504536
In Stock
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

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.

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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