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Audi C8 RS 6 Quattro 4.0T

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Audi C8 RS 6 Quattro 4.0T Performance Downpipes

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Large Bore Downpipes And Hi-Flow Sports Cats

ES#4339829 - SSXAU909 - Large Bore Downpipes And Hi-Flow Sports Cats - Featuring Milltek Sport Hi-Flow sports cat, fits to Milltek Sport Cat Back systems. - Milltek Sport - Audi

Featuring Milltek Sport Hi-Flow sports cat, fits to Milltek Sport Cat Back systems. Requires stage 2 software

Brand:
Milltek Sport - Corporate Logo
ES#:
4339829
Mfg#:
SSXAU909
Ships in 5 Business Days
ON SALE! SAVE 10%
$6486.99

This product was last offered at the strikethrough price on
08-17-2026

$5837.71 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Large Bore Downpipes With High Flow Sport Cats

Featuring Milltek Sport Hi-Flow sports cat, fits with OE cat-back system. Requires stage 2 software

Brand:
Milltek Sport - Corporate Logo
ES#:
4339825
Mfg#:
SSXAU910
Ships in 5 Business Days
ON SALE! SAVE 10%
$6467.99

This product was last offered at the strikethrough price on
08-28-2026

$5820.37 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Downpipes For C8 RS6/RS7

ES#4623241 - UH061-EXA - Unitronic Performance Downpipes For C8 RS6/RS7 - Paired with Unitronic Stage 2 Performance Software and other supporting bolt-ons, these Performance Downpipes help yield up to 819HP / 760LB-FT. - Unitronic - Audi

Paired with Unitronic Stage 2 Performance Software and other supporting bolt-ons, these Performance Downpipes help yield up to 819HP / 760LB-FT.

Brand:
Unitronic - Corporate Logo
ES#:
4623241
Mfg#:
UH061-EXA
Special Order: No Guaranteed ETA
$4849.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stainless Steel Racing Catalyst Set

ES#4643362 - 034-105-4052 - Stainless Steel Racing Catalyst Set - he Stainless Steel Racing Catalysts offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and enhanced exhaust note. - 034Motorsport - Audi

he Stainless Steel Racing Catalysts offers increased horsepower and torque throughout the powerband, reduced turbocharger lag, improved throttle response, and enhanced exhaust note. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4643362
Mfg#:
034-105-4052
Back Ordered
ON SALE! SAVE 10%
$2320.00

This product was last offered at the strikethrough price on
08-17-2026

$2088.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Akrapovic Performance Downpipes

ES#4423725 - akrDP/L-AU/SS/1 - Akrapovic Performance Downpipes - Stainless steel downpipes with 200 cell catalytic converters - Akrapovic - Audi

Stainless steel downpipes with 200 cell catalytic converters

Brand:
Akrapovic - Corporate Logo
ES#:
4423725
Mfg#:
AKRDP/L-AU/SS/1
In Stock at Vendor
$6949.99 USD
This product is lifetime replacement eligible Lifetime Replacement

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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