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Audi A3 Exhaust Emission Parts

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Oxygen Sensor Tool - Angled Handle - 7/8" - Bavarian Autosport

ES#3673911 - B8800066 - Oxygen Sensor Tool - Angled Handle - 7/8" - Bavarian Autosport - Slotted, pivoting head has both hexagon and double hexagon drive. Angled handle reaches around obstructions. - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Slotted, pivoting head has both hexagon and double hexagon drive. Angled handle reaches around obstructions. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673911
Mfg#:
B8800066
Ships on Sep 1, 2026
Auto Notify
ON SALE! SAVE 25%
$49.99

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

$37.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Downpipe With Catalytic Converter

ES#2702259 - 1K0254512NX - Remanufactured Downpipe With Catalytic Converter - Price includes $250 refundable core charge - Genuine Volkswagen Audi - Audi Volkswagen

Price includes $250 refundable core charge For vehicles with CCTA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2702259
Mfg#:
1K0254512NX
Ships in 9 Business Days
$2672.99

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

$2671.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Universal 4-Wire Oxygen Sensor - Priced Each

ES#2532224 - 15733 - Universal 4-Wire Oxygen Sensor - Priced Each - Four wire universal OBD-II Oxygen sensor - Bosch - Audi BMW Volkswagen

Four wire universal OBD-II Oxygen sensor 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2532224
Mfg#:
15733
In Stock
$82.99

This product was last offered at the strikethrough price on
02-16-2026

$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Left (Cylinders 4-6)

ES#2162754 - 1K0998262N - Oxygen Sensor - Left (Cylinders 4-6) - Found before the catalytic converter - Bosch - Audi Volkswagen

Found before the catalytic converter 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2162754
Mfg#:
1K0998262N
In Stock at Vendor
$239.99

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

$227.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Clamp - Priced Each

ES#315780 - 1K0253725 - Exhaust Clamp - Priced Each - Used in multiple locations including downpipe to turbocharger - Genuine Volkswagen Audi - Audi Volkswagen

Used in multiple locations including downpipe to turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315780
Mfg#:
1K0253725
In Stock
26% off MSRP

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

$38.38

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

$28.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Stud - Priced Each

ES#467178 - N0445203 - Exhaust Stud - Priced Each - Install new hardware with your new parts. M10X28 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10X28

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467178
Mfg#:
N0445203
In Stock
$2.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

clamp

ES#3693847 - 5Q0253725G - clamp - Clamps downpipe to turbo - Genuine Volkswagen Audi - Audi Volkswagen

Clamps downpipe to turbo

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3693847
Mfg#:
5Q0253725G
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Tool - 22mm

ES#3673912 - B8800067 - Oxygen Sensor Tool - 22mm - 1/2" Drive - 7/8" x 6" - Extra Long - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

1/2" Drive - 7/8" x 6" - Extra Long 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Sep 1, 2026
Auto Notify
ON SALE! SAVE 20%
$29.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#467607 - N10196103 - 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 Secures the EGR valve to the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467607
Mfg#:
N10196103
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Downpipe Hanger - metal

ES#260839 - 1K0253144AE - Downpipe Hanger - metal - Used to secure the front of the downpipe - Genuine Volkswagen Audi - Audi Volkswagen

Used to secure the front of the downpipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
260839
Mfg#:
1K0253144AE
In Stock
23% off MSRP

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

$70.48

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

$54.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust gasket

ES#2632699 - 5Q0253115B - Exhaust gasket - Used for proper sealing of downpipe connection - Genuine Volkswagen Audi - Audi Volkswagen

Used for proper sealing of downpipe connection

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2632699
Mfg#:
5Q0253115B
In Stock
3% off MSRP

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

$13.02

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

$12.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#1304374 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1304374
Mfg#:
1K0998262T
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.

$337.99

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

$314.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Downpipe Hanger

ES#315757 - 1K0253144BD - Downpipe Hanger - Used to secure the front of the downpipe - Genuine Volkswagen Audi - Audi Volkswagen

Used to secure the front of the downpipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315757
Mfg#:
1K0253144BD
In Stock
8% off MSRP

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

$56.82

This product was last offered at the strikethrough price on
02-23-2026

$52.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

ES#2550775 - 1K0253115AB - Exhaust Gasket - Seals the turbocharger to the catalytic converter - Elring - Audi Volkswagen

Seals the turbocharger to the catalytic converter 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2550775
Mfg#:
1K0253115AB
In Stock
$8.99 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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Manufacturer names and/or part numbers are used only for identification purposes.

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