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Volkswagen MK4 Exhaust Emission Parts

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Thin Wall Oxygen Sensor Socket

ES#4001177 - CTA2064 - Thin Wall Oxygen Sensor Socket - Out of space? Use this thin wall socket. - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Out of space? Use this thin wall socket. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001177
Mfg#:
CTA2064
Back Ordered
Auto Notify
$17.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

Located before the catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the right manifold

Brand:
Delphi - Corporate Logo
ES#:
4660534
Mfg#:
1K0998262J
In Stock at Vendor
$163.99

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

$158.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self-Locking Nut - Priced Each

ES#6398 - N90085001 - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6398
Mfg#:
N90085001
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

7 Piece Sensor Socket Set

Perfect kit for unique sensors throughout the car. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
OTC - Corporate Logo
ES#:
2947301
Mfg#:
OTC4673
Ships in 6 Business Days
$278.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Thread Chaser

ES#4001163 - CTA2068 - Oxygen Sensor Thread Chaser - Remove rust and dirt for easy installation with this tool - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Remove rust and dirt for easy installation with this tool affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001163
Mfg#:
CTA2068
Ships on Jun 23, 2026
Auto Notify
$11.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Assembly

ES#3046108 - 038131501BH - EGR Valve Assembly - Replacement EGR valve - Pierburg - Volkswagen

Replacement EGR valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with BEW engine code only

Brand:
Pierburg - Corporate Logo
ES#:
3046108
Mfg#:
038131501BH
Ships in 1-2 days
$261.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#1853402 - 1K0998262Q - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with AEG engine code with VIN from 1J-X-697003, split is in the 1999 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1853402
Mfg#:
1K0998262Q
Ships in 1-2 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.

$277.99

This product was last offered at the strikethrough price on
06-05-2026

$258.99 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Sunex - Corporate Logo
ES#:
3126770
Mfg#:
2850
Ships on Jun 29, 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
06-05-2026

$119.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schley - Corporate Logo
ES#:
2949705
Mfg#:
SLY88750B
Ships in 4 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Connecting Pipe

ES#275200 - 038131521CC - EGR Connecting Pipe - Connects regulating flap to cylinder head - Genuine Volkswagen Audi - Volkswagen

Connects regulating flap to cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275200
Mfg#:
038131521CC
Ships in 1-2 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.

$218.99

This product was last offered at the strikethrough price on
06-05-2026

$203.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#4839784 - 06A906262BG - Oxygen Sensor - Keep your engine running efficiently, with a new O2 sensor - URO - Volkswagen

Keep your engine running efficiently, with a new O2 sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with AVH, AZG or BEV engine code only

Brand:
URO - Corporate Logo
ES#:
4839784
Mfg#:
06A906262BG
Ships in 1 Business Day
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self-Locking Nut - Priced Each

ES#467648 - N10209009 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M10 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with AEG engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467648
Mfg#:
N10209009
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dual Clamp Exhaust Sleeve - Priced Each

ES#333406 - 357253141A - Dual Clamp Exhaust Sleeve - Priced Each - Quiet down your leaking exhaust. 55mm - Genuine Volkswagen Audi - Audi Volkswagen

Quiet down your leaking exhaust. 55mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
333406
Mfg#:
357253141A
Ships in 1-2 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.

$60.99

This product was last offered at the strikethrough price on
06-05-2026

$56.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Cleaning Kit

ES#2992762 - 028129717DKT - Intake Manifold Cleaning Kit - Clean out that clogged intake on your TDI - Assembled By ECS - Volkswagen

Clean out that clogged intake on your TDI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with ALH engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2992762
Mfg#:
028129717DKT
Ships in 8 Business Days
ON SALE!
$62.00

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

$56.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Downpipe Installation Kit

ES#2581997 - MKIV18TDPINKT2 - Downpipe Installation Kit - Including all needed genuine hardware and gaskets for downpipe install. - Assembled By ECS - Volkswagen

Including all needed genuine hardware and gaskets for downpipe install. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581997
Mfg#:
MKIV18TDPINKT2
In Stock
ON SALE! SAVE 24%
$42.99

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

$32.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#4730 - 06A906262BG - Oxygen Sensor - Keep your engine running efficiently, with a new O2 sensor - Bosch - Volkswagen

Keep your engine running efficiently, with a new O2 sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with AVH, AZG or BEV engine code only

Brand:
Bosch - Corporate Logo
ES#:
4730
Mfg#:
06A906262BG
In Stock at Vendor
$184.35

This product was last offered at the strikethrough price on
02-14-2026

$161.46 USD
Free Shipping
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 Volkswagen

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

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