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Audi A3 Exhaust Emission Parts

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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

EGR pipe

ES#1833433 - 03G131521AT - EGR pipe - Connects to the exhaust manifold - Genuine Volkswagen Audi - Audi

Connects to the exhaust manifold

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1833433
Mfg#:
03G131521AT
Ships in 3 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.

$149.99

This product was last offered at the strikethrough price on
07-19-2026

$139.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Left (Cylinders 4-6)

ES#3419356 - 1K0998262N - Oxygen Sensor - Left (Cylinders 4-6) - Found before the catalytic converter - Walker - Audi Volkswagen

Found before the catalytic converter

Brand:
Walker - Corporate Logo
ES#:
3419356
Mfg#:
1K0998262N
In Stock at Vendor
$161.99

This product was last offered at the strikethrough price on
04-10-2026

$137.99 USD
Free Shipping
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

Oxygen Sensor - Priced Each

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

Keep your engine running efficiently Engine code CBFA - For the rear position before the catalyst (4-pin)

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

Oxygen Sensor - Right (Cylinders 1-3)

ES#4069370 - 022906262BM - Oxygen Sensor - Right (Cylinders 1-3) - Found after the catalytic converter - Denso - Audi

Found after the catalytic converter

Brand:
Denso - Corporate Logo
ES#:
4069370
Mfg#:
022906262BM
In Stock at Vendor
$146.99

This product was last offered at the strikethrough price on
02-25-2026

$120.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

7-Piece Oxygen Sensor Socket Set

ES#3126770 - 2850 - 7-Piece Oxygen Sensor Socket Set - Easily removes vacuum switches, oil pressure sending units, brake light switches, and oxygen sensors on most car models - Sunex - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Easily removes vacuum switches, oil pressure sending units, brake light switches, and oxygen sensors on most car models

Brand:
Sunex - Corporate Logo
ES#:
3126770
Mfg#:
2850
Ships on Aug 11, 2026
11% off MSRP

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

$135.00

This product was last offered at the strikethrough price on
07-19-2026

$119.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151277
Mfg#:
1K0253725E
Back Ordered
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#2570165 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently

Brand:
Walker - Corporate Logo
ES#:
2570165
Mfg#:
1K0998262T
Ships in 1-2 days
$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor

ES#3625713 - 8R0906262 - Front Oxygen Sensor - Located before catalytic converter, restore mileage and clear codes - FAE - Audi Volkswagen

Located before catalytic converter, restore mileage and clear codes

Brand:
FAE - Corporate Logo
ES#:
3625713
Mfg#:
8R0906262
Ships on Aug 12, 2026
$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Right (Cylinders 1-3)

ES#4005492 - 022906262BM - Oxygen Sensor - Right (Cylinders 1-3) - Found after the catalytic converter - Walker - Audi

Found after the catalytic converter

Brand:
Walker - Corporate Logo
ES#:
4005492
Mfg#:
022906262BM
Ships in 1-2 days
$110.99

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

$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter / Downpipe Installation Kit

ES#2594032 - N0445203KT3 - Catalytic Converter / Downpipe Installation Kit - Includes the necessary parts and hardware for installation - Assembled By ECS - Audi

Includes the necessary parts and hardware for installation 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2594032
Mfg#:
N0445203KT3
In Stock
ON SALE!
$103.58 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor

ES#3984529 - 03L906262Q - Front Oxygen Sensor - Located before catalytic converter, restore mileage and clear codes - Bosch - Audi Volkswagen

Located before catalytic converter, restore mileage and clear codes 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3984529
Mfg#:
03L906262Q
Back Ordered
$104.99

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

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AdBlue - 2.5 Gallons / 9.46 Liters - OE# G052910A2

ES#4732882 - 555471010 - AdBlue - 2.5 Gallons / 9.46 Liters - OE# G052910A2 - Comes with integrated funnel to help avoid any spilling - Febi - Audi BMW Volkswagen

Comes with integrated funnel to help avoid any spilling 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4732882
Mfg#:
555471010
In Stock at Vendor
$35.99

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

$30.99 USD
Free Shipping
on orders $49 and up

Filling Hose for AdBlue Urea Solution

ES#2631596 - 000012499 - Filling Hose for AdBlue Urea Solution - Attaches to container and mounts to vehicle tank for spill-less filling of Adblue solution - Genuine Volkswagen Audi - Audi Volkswagen

Attaches to container and mounts to vehicle tank for spill-less filling of Adblue solution

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2631596
Mfg#:
000012499
Ships on Jan 12, 2027
Auto Notify
11% off MSRP

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

$48.38

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

$43.06 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor

ES#5424684 - 1K0998262AD - Front Oxygen Sensor - Located before catalytic converter, restore mileage and clear codes - URO - Audi Volkswagen

Located before catalytic converter, restore mileage and clear codes 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
5424684
Mfg#:
1K0998262AD
Ships in 2 Business Days
$84.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Exhaust Emission Parts

Oxygen sensors, catalytic converters, and other critical emissions components not only cause Check Engine Lights when they fail, but they'll also keep you from registering your car. Make sure your emissions system is functioning properly so you can continue to drive your car legally.

Let us help you find the parts that fit your Audi

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