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Audi Engine Emission Parts

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ES#471855 - N91084801 - Torx Bolt - Priced Each - Install new hardware with your new parts. M6x18 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x18

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471855
Mfg#:
N91084801
Ships in 1-2 days
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5482559 - 034-101-3024KT - Upper Silicone PCV Breather Hose Kit - Bundles the two most vulnerable upper intake and suction jet pump lines to resolve common 1.8T vacuum leaks quickly - 034Motorsport - Audi Volkswagen

Bundles the two most vulnerable upper intake and suction jet pump lines to resolve common 1.8T vacuum leaks quickly 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
5482559
Mfg#:
034-101-3024KT
In Stock
$50.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2592960 - 06F129101NKT - Emissions Service Kit - Everything you need to service your PCV system - Assembled By ECS - Audi

Everything you need to service your PCV system 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engines up to VIN 8P-6-069000, split is in the 2006 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2592960
Mfg#:
06F129101NKT
In Stock
ON SALE!
$159.99

This product was last offered at the strikethrough price on
09-08-2026

$152.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5470374 - 078103224R - Crankcase Breather Hose - With PCV Valve - Large breather hose that runs around the intake manifold - Bremmen Parts - Audi Volkswagen

Large breather hose that runs around the intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5470374
Mfg#:
078103224R
In Stock
ON SALE!
$32.99

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

$30.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5461027 - 059103495G - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Bremmen Parts - Audi

Also called the "breather valve" or "oil separator" 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5461027
Mfg#:
059103495G
In Stock
ON SALE! SAVE 10%
$81.99

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

$73.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2592964 - 06H103495EKT - Emissions Service Kit - Everything you need to service your PCV system - Genuine Volkswagen Audi - Audi

Everything you need to service your PCV system For vehicles with TSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2592964
Mfg#:
06H103495EKT
In Stock
$589.60

This product was last offered at the strikethrough price on
06-22-2026

$533.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5481558 - 06K906262CSKT - Front & Rear Oxygen Sensors - Pair - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5481558
Mfg#:
06K906262CSKT
In Stock
$624.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5529292 - CTSCCB8TFSiSD3 - CTS Billet Catch Can Kit *Scratch And Dent* - ***Please see photos and description prior to ordering, all sales final.***
Reduce oil deposits that lower performance - Scratch & Dent - Audi

***Please see photos and description prior to ordering, all sales final.*** Reduce oil deposits that lower performance ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!

Brand:
Scratch & Dent - Corporate Logo
ES#:
5529292
Mfg#:
CTSCCB8TFSISD3
In Stock
Limited Qty Sale
$423.99

This product was last offered at the strikethrough price on
10-30-2026

$331.99 USD
Free Shipping
on orders $49 and up

Keep your engine running efficiently 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5491634
Mfg#:
06A959253E
In Stock
ON SALE! SAVE 10%
$159.99

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

$143.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brings in fresh air for a smooth idle 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5491532
Mfg#:
07K131333A
In Stock
ON SALE! SAVE 10%
$141.99

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

$127.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3438918 - 06H103484A - Pressure Control Valve Gasket - Ensure a proper seal for the PCV or oil separator - Ajusa - Audi Volkswagen

Ensure a proper seal for the PCV or oil separator

Brand:
Ajusa - Corporate Logo
ES#:
3438918
Mfg#:
06H103484A
Ships in 4 Business Days
$28.99 USD
Free Shipping
on orders $49 and up
ES#5426254 - 0B8S5CC - BFI "Clean Catch V2" - Crankcase Oil Separator (Audi B8 4.2) - Protect your B8 S5s FSI engine for the long haul with the Clean Catch Oil Separator  OEM-quality design that stops harmful oil vapor buildup before it ever reaches your intake valves. - Black Forest Industries - Audi

Protect your B8 S5’s FSI engine for the long haul with the Clean Catch Oil Separator — OEM-quality design that stops harmful oil vapor buildup before it ever reaches your intake valves.

Brand:
Black Forest Industries - Corporate Logo
ES#:
5426254
Mfg#:
0B8S5CC
Ships on Nov 27, 2026
$599.99 USD
Free Shipping
on orders $49 and up
ES#1306838 - 077906265aa - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi

Keep your engine running efficiently We Price Match - Give Us A Call or Chat!
Engine code AUX (2001 + model year)

Brand:
Bosch - Corporate Logo
ES#:
1306838
Mfg#:
077906265AA
Ships in 1 Business Day
$152.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3190137 - 911-400 - Suction Pump - Restore engine performance - Dorman - Audi Volkswagen

Restore engine performance

Brand:
Dorman - Corporate Logo
ES#:
3190137
Mfg#:
911-400
Ships in 4 Business Days
$52.99 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.

Other Audi Engine Emission Parts

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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