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Audi A4 Engine Emission Parts

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Crankcase Gasket Kit

ES#5340445 - 244.710 - Crankcase Gasket Kit - Most Gaskets You Will Need While Servicing Your Crankcase - Elring - Audi

Most Gaskets You Will Need While Servicing Your Crankcase 2X Entries Into Our F80 M3 Sweepstakes
Fits up to VIN 8E-6-285000 - Split is in the 2006 model year

Brand:
Elring - Corporate Logo
ES#:
5340445
Mfg#:
244.710
Ships on Dec 2, 2026
$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2825758 - 1K0998262E - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently

Brand:
Walker - Corporate Logo
ES#:
2825758
Mfg#:
1K0998262E
Ships in 1-2 days
$132.99

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

$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Tube

ES#7934 - 06A103213F - Crankcase Breather Tube - Connects the oil filter adapter to the three-way valve housing - Genuine Volkswagen Audi - Audi Volkswagen

Connects the oil filter adapter to the three-way valve housing Up to VIN 8E-3-500000, split is in the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7934
Mfg#:
06A103213F
Ships in 1-2 days
12% off MSRP

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

$146.99

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

$128.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solenoid Valve - Priced Each

ES#3478630 - 06H906283B - Solenoid Valve - Priced Each - Control valve for the flaps inside the intake manifold - Hamburg Tech - Audi Volkswagen

Control valve for the flaps inside the intake manifold We Price Match - Give Us A Call or Chat!
Intake flap control solenoid - Fits from the 2013 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
3478630
Mfg#:
06H906283B
Ships in 1 Business Day
$32.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2860613 - 8K0201550P - Gas Cap - Includes seal ring and retaining strap - Genuine Volkswagen Audi - Audi

Includes seal ring and retaining strap

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2860613
Mfg#:
8K0201550P
Ships in 2 Business Days
14% off MSRP

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

$73.99

This product was last offered at the strikethrough price on
08-31-2026

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

Vacuum Pump

ES#3508349 - 06J145100P - Vacuum Pump - Generates vacuum when under positive pressure - Hudson - Audi

Generates vacuum when under positive pressure

Brand:
Hudson - Corporate Logo
ES#:
3508349
Mfg#:
06J145100P
Ships in 1-2 days
$125.99 USD
Free Shipping
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 Nov 17, 2026
10% 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
10-26-2026

$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3188745 - 48006 - PCV Breather Hose - Connects the PCV valve to intake manifold - Dorman - Audi Volkswagen

Connects the PCV valve to intake manifold

Brand:
Dorman - Corporate Logo
ES#:
3188745
Mfg#:
48006
Ships in 4 Business Days
$24.99 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
Ships in 1-2 days
13% 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
10-26-2026

$123.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#4505652 - 021906265AK - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Meyle - Audi Volkswagen

Keep your engine running efficiently 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4505652
Mfg#:
021906265AK
Ships on Nov 23, 2026
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shouldered Nut - Priced Each

ES#259786 - N90175205 - Shouldered Nut - Priced Each - Install new hardware with your new parts. M6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6 Secures the leak detection pump bracket to the vehicle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
259786
Mfg#:
N90175205
Ships in 2 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Three-Way Valve Housing

ES#4818429 - 06A103247 - Three-Way Valve Housing - 'T' shaped connection below the intake manifold - Bremmen Parts - Audi Volkswagen

'T' shaped connection below the intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818429
Mfg#:
06A103247
In Stock
ON SALE! SAVE 15%
$7.99

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

$6.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#3200271 - 078103245E - Pressure Control Valve (PCV) - Keep your engine running correctly - Febi - Audi Volkswagen

Keep your engine running correctly We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
3200271
Mfg#:
078103245E
In Stock at Vendor
$66.55

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

$59.53 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vapor Canister Check Valve - Kit

ES#2981633 - 06F133781L - Vapor Canister Check Valve - Kit - Includes 3 hoses, connects to purge valve and valve cover - Vaico - Audi Volkswagen

Includes 3 hoses, connects to purge valve and valve cover We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2981633
Mfg#:
06F133781L
Ships in 1 Business Day
$122.99

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

$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#467785 - N10255501 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 17.5x7x.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 17.5x7x.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467785
Mfg#:
N10255501
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818092
Mfg#:
06H103464L
Ships on Jan 11, 2027
ON SALE! SAVE 10%
$32.99

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

$29.69 USD
Free Shipping
on orders $49 and up

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.

Let us help you find the parts that fit your Audi

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

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