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Audi TT MKI Quattro 225HP

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Audi TT MKI Quattro 225HP Exhaust Emission Parts

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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

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 Oct 16, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket - Priced Each

ES#3536252 - 8L9253232A - Exhaust Gasket - Priced Each - Located between the exhaust downpipe and the catalytic converter - Two per vehicle - Ajusa - Audi

Located between the exhaust downpipe and the catalytic converter - Two per vehicle

Brand:
Ajusa - Corporate Logo
ES#:
3536252
Mfg#:
8L9253232A
Back Ordered
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self Locking Nut - Priced Each

ES#2957540 - N0221469 - Self Locking Nut - Priced Each - Install new hardware with your new parts. M8 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8 Secures the downpipe to the catalytic converter

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2957540
Mfg#:
N0221469
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Offset Oxygen Sensor Wrench- Extended

ES#4001169 - CTA2065 - Offset Oxygen Sensor Wrench- Extended - Extra length is needed sometimes - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Extra length is needed sometimes

Brand:
CTA Tools - Corporate Logo
ES#:
4001169
Mfg#:
CTA2065
Back Ordered
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self Locking Nut - Priced Each

Install new hardware with your new parts. M8 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Secures the downpipe to the catalytic converter

Brand:
Rein - Corporate Logo
ES#:
2802990
Mfg#:
N0221465
Ships in 3 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self Locking Nut - Priced Each

Install new hardware with your new parts. M8 2X Entries Into Our F80 M3 Sweepstakes
Secures the downpipe to the catalytic converter

Brand:
Rein - Corporate Logo
ES#:
5515982
Mfg#:
N0221464
Ships in 3 Business Days
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self Locking Nut - Priced Each

ES#2872938 - N0221464 - Self Locking Nut - Priced Each - Use new hardware with your new parts. M8 - Febi - Audi Volkswagen

Use new hardware with your new parts. M8 We Price Match - Give Us A Call or Chat!
Secures the downpipe to the catalytic converter

Brand:
Febi - Corporate Logo
ES#:
2872938
Mfg#:
N0221464
Special Order: No Guaranteed ETA
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Gasket Sealing Kit

ES#5482441 - 06A131102FKT - Valve Gasket Sealing Kit - Upgrade your sealing performance during your next secondary air injection service with this complete Combi Valve & EGR Gasket Kit - Assembled By ECS - Audi Volkswagen

Upgrade your sealing performance during your next secondary air injection service with this complete Combi Valve & EGR Gasket Kit 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5482441
Mfg#:
06A131102FKT
Ships on Feb 3, 2027
$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter Installation Kit

ES#2710271 - 8L9253232AKT - Catalytic Converter Installation Kit - Includes the necessary hardware and gaskets to install the catalytic converter - Assembled By ECS - Audi

Includes the necessary hardware and gaskets to install the catalytic converter 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2710271
Mfg#:
8L9253232AKT
Back Ordered
ON SALE!
$62.99

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

$57.52 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Exhaust Pipe With Catalytic Converter

ES#2562383 - 8N0254400CXKT - Remanufactured Exhaust Pipe With Catalytic Converter - Prices includes a $210 core charge - Genuine Volkswagen Audi - Audi

Prices includes a $210 core charge

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2562383
Mfg#:
8N0254400CXKT
Back Ordered
$2323.99

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

$2311.99 USD
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.

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

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