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Your Vehicle Audi B9 RS5 Quattro 2.9T

Audi B9 RS5 Quattro 2.9T Performance Downpipes

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ES#3698715 - SSXAU815 - 3" Large Bore Downpipes  - Featuring HJS 200cpsi High Flow Cats - Fits with OE and Milltek cat-back systems. - Milltek Sport - Audi

Featuring HJS 200cpsi High Flow Cats - Fits with OE and Milltek cat-back systems. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3698715
Mfg#:
SSXAU815
Ships in 3 Business Days
ON SALE! SAVE 10%
$4720.99

This product was last offered at the strikethrough price on
07-01-2026

$4248.76 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4818337 - 005723la01KT - B9 RS5 Non-Resonated Performance Downpipes - Upgrade the tone of your B9 RS5 2.9T exhaust with a easy-to-install, bolt on downpipes with resonator deletes for your factory cat back exhaust. - ECS - Audi

Upgrade the tone of your B9 RS5 2.9T exhaust with a easy-to-install, bolt on downpipes with resonator deletes for your factory cat back exhaust. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4818337
Mfg#:
005723LA01KT
In Stock
ON SALE! SAVE 10%
$565.99

This product was last offered at the strikethrough price on
06-13-2026

$509.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4265531 - 034-105-4046 - 034Motorsport Stainless Steel Racing Catalyst Set - Designed as a drop-in replacement for the restrictive factory catalytic converters - offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and enhanced exhaust note! - 034Motorsport - Audi

Designed as a drop-in replacement for the restrictive factory catalytic converters - offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and enhanced exhaust note! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*This catalyst requires a Stage 2 Racing Use Only Remap to eliminate any check engine lights due to removal of the factory catalyst*

Brand:
034Motorsport - Corporate Logo
ES#:
4265531
Mfg#:
034-105-4046
Ships in 3 Business Days
ON SALE! SAVE 10%
$2152.00

This product was last offered at the strikethrough price on
06-28-2026

$1936.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043051 - CTSEXHDP0039CAT - CTS Turbo B9 Audi RS5 High-Flow Cats - Manufactured from T304 stainless steel, hand TIG welded and back purged to ensure years of reliable performance - CTS - Audi

Manufactured from T304 stainless steel, hand TIG welded and back purged to ensure years of reliable performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4043051
Mfg#:
CTSEXHDP0039CAT
Ships in 8 Business Days
$1199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stainless downpipe with high flowing HJS Motorsport metallic catalytic converter - To be used with Supersprint front pipes 777732 or 777712 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3612060
Mfg#:
777721
Ships in 4 Business Days
$2949.99 USD
Free Shipping

Stainless downpipe with high flowing HJS Motorsport metallic catalytic converter - To be used with Supersprint front pipes 777732 or 777712 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3612062
Mfg#:
777741
Ships in 4 Business Days
$2949.99 USD
Free Shipping

More About Performance Downpipes

The downpipe carries exhaust gas from the hot side of your turbo to the rest of the exhaust system. Replace a faulty catted downpipe with an OEM downpipe or upgrade for more performance with our selection of aftermarket performance downpipe options.

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

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