Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW E34 M5 S38 3.5L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle BMW E34 M5 S38 3.5L
Your Vehicle BMW E34 M5 S38 3.5L
Change Clear

BMW E34 M5 S38 3.5L Engine Emission Parts

Sort By
Filter By
Return to Top

Gas Cap - Non Locking

ES#3022159 - 16111184718 - Gas Cap - Non Locking - Includes sealing gasket - Blau - BMW

Includes sealing gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Blau - Corporate Logo
ES#:
3022159
Mfg#:
16111184718
In Stock
$17.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve

ES#25394 - 11611312737 - Check Valve - Common source of emission related issues - Genuine BMW - BMW

Common source of emission related issues affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25394
Mfg#:
11611312737
Ships in 5 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.

$42.99

This product was last offered at the strikethrough price on
06-28-2026

$39.99 USD
Free Shipping
on orders $49 and up
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 2 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
06-28-2026

$75.99 USD
Free Shipping
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). affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary 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

ECS Catch Can O-ring

ES#3097721 - N1.50X051 - ECS Catch Can O-ring - Replacement ECS catch can O-ring - ECS - Audi BMW Volkswagen MINI

Replacement ECS catch can O-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3097721
Mfg#:
N1.50X051
In Stock
ON SALE! SAVE 25%
$5.99

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

$4.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve

ES#2574659 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - Kayser - BMW Mercedes Benz

Common source of emission related issues affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Kayser - Corporate Logo
ES#:
2574659
Mfg#:
1168000378
In Stock at Vendor
$16.99

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

$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Front Position

ES#2817076 - 11781720537 - Oxygen Sensor - Front Position - Reads out emissions levels to the cars computer - Bosch - BMW

Reads out emissions levels to the cars computer affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2817076
Mfg#:
11781720537
In Stock at Vendor
$142.99

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

$138.99 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary 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

Fuel expansion tank

ES#36948 - 16131179025 - Fuel expansion tank - Fuel fume expansion tank - Genuine BMW - BMW

Fuel fume expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
36948
Mfg#:
16131179025
Ships in 8 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.

$109.99

This product was last offered at the strikethrough price on
06-28-2026

$105.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap Hanger

ES#88288 - 51171923919 - Gas Cap Hanger - Located inside the fuel door - Genuine BMW - BMW

Located inside the fuel door affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
88288
Mfg#:
51171923919
Ships in 2 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Emission Tube

ES#23758 - 11421265376 - Emission Tube - For the crankcase ventilation system. - Genuine BMW - BMW

For the crankcase ventilation system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
23758
Mfg#:
11421265376
Ships in 5 Business Days
1% off MSRP

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

$92.99

This product was last offered at the strikethrough price on
06-28-2026

$91.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Oxygen Sensor Bung - Priced Each

ES#5051 - ATP-FLS-022 - Universal Oxygen Sensor Bung - Priced Each - Stainless steel weld-in nut for any O2 sensor - ATP - Audi BMW Volkswagen

Stainless steel weld-in nut for any O2 sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATP - Corporate Logo
ES#:
5051
Mfg#:
ATP-FLS-022
Ships in 6 Business Days
$12.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Canister

ES#25395 - 11611312762 - Vacuum Canister - Connects the center vent tube to the intake vacuum system - Genuine BMW - BMW

Connects the center vent tube to the intake vacuum system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25395
Mfg#:
11611312762
Ships in 1-2 days
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E34 Vent Pipe

ES#36960 - 16131179606 - E34 Vent Pipe - Genuine BMW - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
L=4497Mm

Brand:
Genuine BMW - Corporate Logo
ES#:
36960
Mfg#:
16131179606
Ships in 5 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.

$75.99

This product was last offered at the strikethrough price on
06-28-2026

$72.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Cap - Pack Of 10

ES#2598492 - 11611437560KT - Vacuum Cap - Pack Of 10 - Used in various locations under the hood - Genuine BMW - BMW

Used in various locations under the hood affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2598492
Mfg#:
11611437560KT
In Stock
$68.99 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings