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Audi S4 OE Exhaust Parts

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Full Exhaust Installation Kit

ES#2593965 - 077129717QKT1 - Full Exhaust Installation Kit - Comes with all the hardware you need to install a full OE exhaust system - Assembled By ECS - Audi

Comes with all the hardware you need to install a full OE exhaust system 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#:
2593965
Mfg#:
077129717QKT1
Ships in 4 Business Days
ON SALE!
$627.99

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

$619.05 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Exhaust Muffler - Right

ES#2064073 - 8K0253609DA - Rear Exhaust Muffler - Right - Get your factory quality sound back - Genuine Volkswagen Audi - Audi

Get your factory quality sound back affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2064073
Mfg#:
8K0253609DA
Ships in 7 Business Days
4% off MSRP

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

$1578.99

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

$1511.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Catalytic Converter - Left

ES#2532865 - 8E0254505RXKT - Remanufactured Catalytic Converter - Left - Price includes a $210 refundable core charge - Genuine Volkswagen Audi - Audi

Price includes a $210 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2532865
Mfg#:
8E0254505RXKT
Ships in 7 Business Days
$3362.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear Exhaust Muffler - Left

ES#2064074 - 8K0253609CT - Rear Exhaust Muffler - Left - Get your factory quality sound back - Genuine Volkswagen Audi - Audi

Get your factory quality sound back affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2064074
Mfg#:
8K0253609CT
Ships in 7 Business Days
5% off MSRP

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

$1236.99

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

$1173.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Muffler with Exhaust Flap - Right

Engineered with precision and adherence to original equipment specifications, this muffler ensures an exact fit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 06/20/2022

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4621019
Mfg#:
8W0253610N
Ships in 7 Business Days
4% off MSRP

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

$1685.99

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

$1614.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OE Downpipe with front silencer - Right

Maintain that OE sound affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3186598
Mfg#:
8W0253350S
Ships in 7 Business Days
5% off MSRP

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

$941.99

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

$893.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Catalytic Converter - Right

Price includes a $210 refundable core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2532863
Mfg#:
8E0254554PXKT
Ships in 8 Business Days
$3222.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Muffler with Exhaust Flap - Left

Engineered with precision and adherence to original equipment specifications, this muffler ensures an exact fit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 02/05/2018 up to 06/20/2022

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3550077
Mfg#:
8W0253609K
Ships in 8 Business Days
5% off MSRP

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

$1073.99

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

$1018.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Muffler with Exhaust Flap - Left

Engineered with precision and adherence to original equipment specifications, this muffler ensures an exact fit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 06/20/2022

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4621018
Mfg#:
8W0253609AQ
Ships in 8 Business Days
5% off MSRP

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

$1169.99

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

$1109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Muffler with Exhaust Flap - Right

Engineered with precision and adherence to original equipment specifications, this muffler ensures an exact fit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 02/05/2018 up to 06/20/2022

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3561735
Mfg#:
8W0253610C
Ships in 8 Business Days
5% off MSRP

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

$1144.99

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

$1086.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Heat Shield For Tunnel

ES#3139675 - 8K0803979K - Front Heat Shield For Tunnel - Front most location heat shield, protects tunnel from downpipe exhaust heat - Genuine Volkswagen Audi - Audi

Front most location heat shield, protects tunnel from downpipe exhaust heat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with 7-Speed S-Tronic (DSG) transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3139675
Mfg#:
8K0803979K
Special Order: No Guaranteed ETA
9% off MSRP

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

$288.99

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

$263.99 USD
This product is lifetime replacement eligible Lifetime Replacement

OE Downpipe with front silencer - Left

Maintain that OE sound affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3186597
Mfg#:
8W0253300S
Special Order: No Guaranteed ETA
5% off MSRP

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

$823.99

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

$781.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Sealing Ring - Priced Each

ES#5340309 - 078145039 - Exhaust Sealing Ring - Priced Each - Seals the turbochargers to the exhaust manifold - Elring - Audi Volkswagen

Seals the turbochargers to the exhaust manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Elring - Corporate Logo
ES#:
5340309
Mfg#:
078145039
Special Order: No Guaranteed ETA
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket - Priced Each

ES#5340894 - 8D0253115F - Exhaust Gasket - Priced Each - Seal the turbocharger to the downpipe - Elring - Audi

Seal the turbocharger to the downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Elring - Corporate Logo
ES#:
5340894
Mfg#:
8D0253115F
Special Order: No Guaranteed ETA
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Full Exhaust Installation Kit

ES#2587682 - 078253039GKT - Full Exhaust Installation Kit - Comes with all the hardware you need to install a full OE exhaust system - Assembled By ECS - Audi

Comes with all the hardware you need to install a full OE exhaust system 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#:
2587682
Mfg#:
078253039GKT
Back Ordered
Auto Notify
ON SALE! SAVE 15%
$749.99

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

$641.21 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About OE Exhaust Parts

Original Equipment (OE) suppliers are companies that provide vehicle makers with parts and products used in the original vehicle manufacturing process. ECS Tuning has access to these companies and products, making their parts available to our customers.

Let us help you find the parts that fit your Audi

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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