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Audi C7 S6 Quattro 4.0T Engine Emission Parts

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Vacuum System Repair Kit

ES#2515457 - 51731257971KT - Vacuum System Repair Kit - Kit includes vacuum T fittings, vacuum line, and one way check valve - Assembled By ECS - Audi Volkswagen

Kit includes vacuum T fittings, vacuum line, and one way check valve 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#:
2515457
Mfg#:
51731257971KT
In Stock
ON SALE! SAVE 16%
$53.99

This product was last offered at the strikethrough price on
03-03-2026

$45.24 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Aug 10, 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

Vacuum System Repair Kit

ES#279586 - 06A198011B - Vacuum System Repair Kit - Restore engine performance with this new kit - Genuine Volkswagen Audi - Audi Volkswagen

Restore engine performance with this new kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279586
Mfg#:
06A198011B
Ships in 1 day
17% off MSRP

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

$178.32

This product was last offered at the strikethrough price on
06-04-2026

$148.36 USD
Free Shipping

Oxygen Sensor - Priced Each

ES#4818209 - 4H0906262L - Oxygen Sensor - Priced Each - Rear Right - Downstream - Bosch - Audi

Rear Right - Downstream affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4818209
Mfg#:
4H0906262L
In Stock
$153.99

This product was last offered at the strikethrough price on
01-12-2026

$145.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Gasket - Priced Each

ES#3086310 - 079145417B - Throttle Body Gasket - Priced Each - Replace your gasket with the OE - Genuine Volkswagen Audi - Audi

Replace your gasket with the OE affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3086310
Mfg#:
079145417B
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.

$25.98

This product was last offered at the strikethrough price on
06-04-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#3420004 - 4H0906262H - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits left side

Brand:
Bosch - Corporate Logo
ES#:
3420004
Mfg#:
4H0906262H
In Stock at Vendor
$102.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Universal Catch Can Drain System

ES#3698456 - 003779ECS11 - ECS Tuning Universal Catch Can Drain System - Make draining your ECS or Turner Catch Can simple with this comprehensive kit - ECS - Audi Volkswagen MINI

Make draining your ECS or Turner Catch Can simple with this comprehensive kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3698456
Mfg#:
003779ECS11
In Stock
ON SALE! SAVE 26%
$70.99

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

$52.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

Rear Left - Downstream affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4818210
Mfg#:
4H0906262M
In Stock at Vendor
$181.99

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

$166.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve - Priced Each

ES#2681440 - 06B131101K - EGR Valve - Priced Each - Also known as the 'combi valve' - Pierburg - Audi Volkswagen

Also known as the 'combi valve' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the left side only

Brand:
Pierburg - Corporate Logo
ES#:
2681440
Mfg#:
06B131101K
Ships in 1 day
$157.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#4818207 - 4H0906262P - Oxygen Sensor - Priced Each - Front Right - Upstream - Bosch - Audi

Front Right - Upstream affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4818207
Mfg#:
4H0906262P
In Stock at Vendor
$161.99

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

$153.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Valve Gasket

ES#2536134 - 079103161Q - Crankcase Vent Valve Gasket - Seals the connection point for the crankcase vent valve - Located in the valley between the cylinder heads - Genuine Volkswagen Audi - Audi

Seals the connection point for the crankcase vent valve - Located in the valley between the cylinder heads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2536134
Mfg#:
079103161Q
In Stock
10% off MSRP

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

$19.32

This product was last offered at the strikethrough price on
06-04-2026

$17.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#3179113 - 079959231G - Secondary Air Injection Pump - Order Block (Dealer Only) - Reserved for warranty repairs - Genuine Volkswagen Audi - Audi

Order Block (Dealer Only) - Reserved for warranty repairs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits from the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3179113
Mfg#:
079959231G
Ships in 1 day
5% off MSRP

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

$975.99

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

$925.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Restriction Valve

ES#3108325 - 079115243C - Pressure Restriction Valve - This limits pressure loss over the entire system - Genuine Volkswagen Audi - Audi

This limits pressure loss over the entire system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3108325
Mfg#:
079115243C
Ships in 1 day
8% off MSRP

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

$83.99

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

$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#4932569 - 079959231C - Secondary Air Injection Pump - Keep your engine running efficiently - URO - Audi

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
4932569
Mfg#:
079959231C
In Stock
$272.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gasket / Grommet - Priced Each

ES#2582208 - 079103583 - Gasket / Grommet - Priced Each - Used to secure the oil separator - qty 3 needed - Genuine Volkswagen Audi - Audi

Used to secure the oil separator - qty 3 needed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2582208
Mfg#:
079103583
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#3420002 - 4H0906265B - Oxygen Sensor - Priced Each - Located behind the catalytic converter - Bosch - Audi

Located behind the catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits right side

Brand:
Bosch - Corporate Logo
ES#:
3420002
Mfg#:
4H0906265B
In Stock at Vendor
$151.99

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

$146.99 USD
Free Shipping
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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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