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BMW Z3 M Roadster S54 3.2L

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BMW Z3 M Roadster S54 3.2L Engine Emission Parts

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Crankcase Vent Hose

ES#4818520 - 11157831311 - Crankcase Vent Hose - Runs from oil separator to the intake manifold - Bremmen Parts - BMW

Runs from oil separator to the intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818520
Mfg#:
11157831311
In Stock
ON SALE! SAVE 21%
$30.99

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

$24.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3 Pin Connector

ES#4772594 - 12521706096 - 3 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). - ECS - BMW

Includes connector housing with terminals and seals. Commonly used for the idle air control valve (IACV). 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4772594
Mfg#:
12521706096
In Stock
ON SALE! SAVE 11%
$10.99

This product was last offered at the strikethrough price on
06-13-2026

$9.78 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. 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

$202.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Valve

ES#26872 - 11727837456 - Secondary Air Valve - Also known as an EGR valve - Genuine BMW - BMW

Also known as an EGR valve

Brand:
Genuine BMW - Corporate Logo
ES#:
26872
Mfg#:
11727837456
Ships in 1 day
2% off MSRP

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

$194.99

This product was last offered at the strikethrough price on
09-20-2026

$190.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PCV Hose

ES#2534730 - 11151740393 - PCV Hose - Connects the PCV to the oil dipstick tube - URO - BMW

Connects the PCV to the oil dipstick tube 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534730
Mfg#:
11151740393
Ships in 10 Business Days
$5.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CSL Crankcase Vent Hose - AN Lines and Fittings (04.5-06)

ES#4685682 - 043464LA03 - CSL Crankcase Vent Hose - AN Lines and Fittings (04.5-06) - A combination of billet fittings and AN lines for an upgraded and serviceable crankcase vent hose. Attaches between the oil separator and the CSL air box. - Turner Motorsport - BMW

A combination of billet fittings and AN lines for an upgraded and serviceable crankcase vent hose. Attaches between the oil separator and the CSL air box. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4685682
Mfg#:
043464LA03
In Stock
$177.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Mount - Priced Each

ES#26839 - 11727559515 - Secondary Air Pump Mount - Priced Each - 3 required per car - Genuine BMW - BMW

3 required per car

Brand:
Genuine BMW - Corporate Logo
ES#:
26839
Mfg#:
11727559515
In Stock
Limited Qty Sale
$26.99

This product was last offered at the strikethrough price on
08-12-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Pressure Regulator Valve

ES#2779658 - 11157840446 - Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" - Vaico - BMW

Commonly referred to as the "oil separator" We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2779658
Mfg#:
11157840446
In Stock at Vendor
$60.72

This product was last offered at the strikethrough price on
08-26-2026

$54.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp

ES#33137 - 13417831793 - Hose Clamp - Used to secure your air line to the regulating valve - Genuine BMW - BMW MINI

Used to secure your air line to the regulating valve

Brand:
Genuine BMW - Corporate Logo
ES#:
33137
Mfg#:
13417831793
Ships in 2 Business Days
17% off MSRP

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

$5.99

This product was last offered at the strikethrough price on
09-20-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Hose

ES#4845695 - 11157831311 - Crankcase Vent Hose - This runs from oil separator to the intake manifold. - Rein - BMW

This runs from oil separator to the intake manifold. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4845695
Mfg#:
11157831311
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Mount - Priced Each

ES#3559949 - 11727559515 - Secondary Air Pump Mount - Priced Each - 3 required per car - Hamburg Tech - BMW

3 required per car We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3559949
Mfg#:
11727559515
In Stock
$4.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve

ES#4818552 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - Bremmen Parts - BMW Mercedes Benz

Common source of emission related issues 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818552
Mfg#:
1168000378
In Stock
ON SALE! SAVE 35%
$4.99

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

$3.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Gasket

ES#26760 - 11727505259 - EGR Valve Gasket - Seals valve to the head - Genuine BMW - BMW

Seals valve to the head

Brand:
Genuine BMW - Corporate Logo
ES#:
26760
Mfg#:
11727505259
Ships in 2 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Valve

ES#2574724 - 11727837456 - Secondary Air Valve - Also known as an EGR valve - Pierburg - BMW

Also known as an EGR valve

Brand:
Pierburg - Corporate Logo
ES#:
2574724
Mfg#:
11727837456
Ships in 2 Business Days
$234.10

This product was last offered at the strikethrough price on
09-15-2026

$124.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air hose elbow

ES#26873 - 11727837591 - Air hose elbow - Used in the vacuum control system - Genuine BMW - BMW

Used in the vacuum control system

Brand:
Genuine BMW - Corporate Logo
ES#:
26873
Mfg#:
11727837591
Ships in 1 day
$19.99 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.

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

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