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Audi B8/B8.5 A4 FWD 2.0T

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Audi B8/B8.5 A4 FWD 2.0T Engine Emission Parts

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Secondary Oil Separator

ES#4818092 - 06H103464L - Secondary Oil Separator - Mounted to the side of the engine block - Bremmen Parts - Audi Volkswagen

Mounted to the side of the engine block 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818092
Mfg#:
06H103464L
Ships in 10 Business Days
Auto Notify
ON SALE! SAVE 21%
$31.99

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

$25.29 USD
Free Shipping
on orders $49 and up

Vent Tube

ES#450388 - 8K0201183A - Vent Tube - Connects the charcoal canister and the fuel pump - Genuine Volkswagen Audi - Audi

Connects the charcoal canister and the fuel pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450388
Mfg#:
8K0201183A
Ships in 4 Business Days
8% off MSRP

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

$239.99

This product was last offered at the strikethrough price on
07-25-2026

$219.99 USD
Free Shipping
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 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

Pressure Control Valve (PCV)

ES#4342719 - 06H103495AE - Pressure Control Valve (PCV) - Also referred to as the breather valve or oil separator - Febi - Audi

Also referred to as the breather valve or oil separator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Fits from production date 3/31/2012 - Please check existing part number before ordering

Brand:
Febi - Corporate Logo
ES#:
4342719
Mfg#:
06H103495AE
Ships on Oct 21, 2026
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RS5 Gas Cap

ES#4428997 - 8W0201550J - RS5 Gas Cap - Fuel filler cap with Audi 'RS' logo - Includes retaining strap - Genuine Volkswagen Audi - Audi

Fuel filler cap with Audi 'RS' logo - Includes retaining strap

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4428997
Mfg#:
8W0201550J
Ships on Aug 11, 2026
9% 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
07-25-2026

$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solenoid Valve - Priced Each

ES#2539575 - 06H906283B - Solenoid Valve - Priced Each - Control valve for the flaps inside the intake manifold - Genuine Volkswagen Audi - Audi Volkswagen

Control valve for the flaps inside the intake manifold Intake flap control solenoid - Fits from the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2539575
Mfg#:
06H906283B
Ships in 2 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.

$201.99

This product was last offered at the strikethrough price on
02-26-2026

$187.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Vent To Atmosphere Billet Catch Can - Universal Fitment

ES#2794762 - IEDIYUU18 - IE Vent To Atmosphere Billet Catch Can - Universal Fitment - Prevent crankcase oil fumes from condensing and filling your intake piping, turbo piping, intercooler, intake manifold, and breather system - Integrated Engineering - Audi BMW Volkswagen MINI

Prevent crankcase oil fumes from condensing and filling your intake piping, turbo piping, intercooler, intake manifold, and breather system 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794762
Mfg#:
IEDIYUU18
Ships in 4 Business Days
$186.99 USD
Free Shipping

Front Oxygen Sensor - Priced Each

Keep your engine running efficiently

Brand:
Denso - Corporate Logo
ES#:
4057476
Mfg#:
1K0998262L
In Stock
ON SALE! SAVE 40%
$293.99

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

$177.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#3625343 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - FAE - Audi Volkswagen

Keep your engine running efficiently

Brand:
FAE - Corporate Logo
ES#:
3625343
Mfg#:
1K0998262T
Ships on Aug 18, 2026
$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solenoid Valve - Priced Each

ES#4883338 - 037906283C - Solenoid Valve - Priced Each - Common cure for DTC P0441 - Rein - Audi Volkswagen

Common cure for DTC P0441 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Intake flap control solenoid - Fits up to the 2012 model year

Brand:
Rein - Corporate Logo
ES#:
4883338
Mfg#:
037906283C
In Stock
$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3086000 - 06J103221A - PCV Breather Hose - Connects PCV to the intake manifold - Vaico - Audi Volkswagen

Connects PCV to the intake manifold We Price Match - Give Us A Call or Chat!
Up to the 2012 model year

Brand:
Vaico - Corporate Logo
ES#:
3086000
Mfg#:
06J103221A
In Stock at Vendor
$80.99

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

$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump Filter With Vent Tube

ES#3462935 - 8K0201997AL - Leak Detection Pump Filter With Vent Tube - Vent tube assembly with LDP filter - Kayser - Audi

Vent tube assembly with LDP filter

Brand:
Kayser - Corporate Logo
ES#:
3462935
Mfg#:
8K0201997AL
Ships in 1-2 days
$42.00

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

Keep your engine running efficiently

Brand:
NTK - Corporate Logo
ES#:
4057478
Mfg#:
1K0998262T
In Stock at Vendor
$152.99

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

$147.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#4057477 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Denso - Audi Volkswagen

Keep your engine running efficiently

Brand:
Denso - Corporate Logo
ES#:
4057477
Mfg#:
1K0998262T
In Stock at Vendor
$151.99

This product was last offered at the strikethrough price on
03-16-2026

$135.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump Gasket

ES#3046090 - 06H103121J - Vacuum Pump Gasket - Recommended to be replaced when replacing vacuum pump. - Victor Reinz - Audi Volkswagen

Recommended to be replaced when replacing vacuum pump.

Brand:
Victor Reinz - Corporate Logo
ES#:
3046090
Mfg#:
06H103121J
In Stock at Vendor
$13.27

This product was last offered at the strikethrough price on
05-29-2026

$13.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent Tube

ES#450437 - 8K0201991AQ - Vent Tube - Runs from the charcoal canister to the main fuel lines - Genuine Volkswagen Audi - Audi

Runs from the charcoal canister to the main fuel lines

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450437
Mfg#:
8K0201991AQ
Special Order: No Guaranteed ETA
8% off MSRP

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

$142.99

This product was last offered at the strikethrough price on
07-25-2026

$130.99 USD
Free Shipping
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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