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Audi A3 Engine Emission Parts

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EGR Pipe Clamp

ES#4151277 - 1K0253725E - EGR Pipe Clamp - This should be replaced every time the EGR tube is removed. - Rein - Audi Volkswagen

This should be replaced every time the EGR tube is removed. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151277
Mfg#:
1K0253725E
Back Ordered
$16.99

This product was last offered at the strikethrough price on
10-22-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
This product has been superseded to ES#4773177

AdBlue - 10 Liters

ES#4433084 - 004989042014 - AdBlue - 10 Liters - Diesel exhaust fluid - Genuine Mercedes Benz - Audi BMW Volkswagen Mercedes Benz Porsche

Diesel exhaust fluid

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4433084
Mfg#:
004989042014
In Stock
$66.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2104009 - 8P0201550D - Gas Cap - Includes seal and retaining strap - Genuine Volkswagen Audi - Audi

Includes seal and retaining strap

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2104009
Mfg#:
8P0201550D
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.

$73.99

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

$64.99 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
Ships in 1-2 days
$13.99

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

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve Breather Hose

ES#261138 - 8P0133781B - Purge Valve Breather Hose - Connects to the exhaust side of the purge valve - Genuine Volkswagen Audi - Audi Volkswagen

Connects to the exhaust side of the purge valve For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261138
Mfg#:
8P0133781B
Ships in 1-2 days
10% off MSRP

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

$68.99

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

$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dual Drive Oxygen Sensor Wrench

ES#2944218 - LIS12390 - Dual Drive Oxygen Sensor Wrench - Tool comes with both 1/2" and 3/8" drive. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tool comes with both 1/2" and 3/8" drive.

Brand:
Lisle - Corporate Logo
ES#:
2944218
Mfg#:
LIS12390
Ships in 6 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2736971 - 5Q0201550P - Gas Cap - Replace your leaking cap or the one left at the pump - Genuine Volkswagen Audi - Audi

Replace your leaking cap or the one left at the pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2736971
Mfg#:
5Q0201550P
Ships in 3 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.

$65.00

This product was last offered at the strikethrough price on
10-23-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Wrench 3/8" drive

ES#2949705 - SLY88750B - Oxygen Sensor Wrench 3/8" drive - O2 Sensor Socket - Schley - Audi Volkswagen Mercedes Benz MINI

O2 Sensor Socket

Brand:
Schley - Corporate Logo
ES#:
2949705
Mfg#:
SLY88750B
Ships on Nov 10, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#469749 - N90409501 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 28.6x7x.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 28.6x7x.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469749
Mfg#:
N90409501
In Stock
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube Gasket

ES#9880 - 06f145757f - Breather Tube Gasket - Required when replacing breather tube - Genuine Volkswagen Audi - Audi Volkswagen

Required when replacing breather tube

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
9880
Mfg#:
06F145757F
In Stock
31% off MSRP

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

$2.90

This product was last offered at the strikethrough price on
10-23-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3438754 - 06F103221H - PCV Breather Hose - Connects the PCV valve to intake manifold - Rein - Audi Volkswagen

Connects the PCV valve to intake manifold 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
Rein - Corporate Logo
ES#:
3438754
Mfg#:
06F103221H
Ships in 3 Business Days
$29.99

This product was last offered at the strikethrough price on
10-22-2026

$19.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catch Can Oil Drain Kit Adapter

ES#4685487 - 034-101-Z050 - Catch Can Oil Drain Kit Adapter - Replacement drain adapter for ES4630171 - 034Motorsport - Audi Volkswagen

Replacement drain adapter for ES4630171 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4685487
Mfg#:
034-101-Z050
Ships in 2 Business Days
$57.00 USD
Free Shipping

Oil Separator/PCV Valve

ES#5492241 - 06K103495BL - Oil Separator/PCV Valve - Direct OE replacement crankcase breather to cure rough idle, oil consumption, and whistling noises on your 1.8T or 2.0T EA888 Gen3. - Febi - Audi Volkswagen

Direct OE replacement crankcase breather to cure rough idle, oil consumption, and whistling noises on your 1.8T or 2.0T EA888 Gen3.

Brand:
Febi - Corporate Logo
ES#:
5492241
Mfg#:
06K103495BL
Ships on Jan 11, 2027
$54.99 USD
Free Shipping
on orders $49 and up

Vapor Canister Check Valve - Kit

ES#5492375 - 06J133781CE - Vapor Canister Check Valve - Kit - Direct OE-quality replacement N80 EVAP purge valve with integrated hoses to cure rough idling, difficult warm starts, and stubborn EVAP-related Check Engine Light codes. - Febi - Audi Volkswagen

Direct OE-quality replacement N80 EVAP purge valve with integrated hoses to cure rough idling, difficult warm starts, and stubborn EVAP-related Check Engine Light codes.

Brand:
Febi - Corporate Logo
ES#:
5492375
Mfg#:
06J133781CE
Back Ordered
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catch Can V1 Service Kit

ES#4715366 - L131SK - Catch Can V1 Service Kit - Perspex inner can replacement and o-ring for the Leyo V1 Oil Catch Can Kit (L130B) - LEYO - Audi Volkswagen

Perspex inner can replacement and o-ring for the Leyo V1 Oil Catch Can Kit (L130B) Not compatible with the Leyo V2 Oil Catch Can Kit (L135B)

Brand:
LEYO - Corporate Logo
ES#:
4715366
Mfg#:
L131SK
Ships on Nov 10, 2026
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bolt - Priced Each

ES#468297 - N10482701 - Bolt - Priced Each - Install new hardware with your new parts. M6x35 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x35

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468297
Mfg#:
N10482701
Ships in 2 Business Days
$4.99 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.

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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