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2023 MINI Cooper S 3 Door B46C

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2023 MINI Cooper S 3 Door B46C Performance Downpipes

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SCORPION MINI Cooper S F55/F56+ Non GPF Model Only High Flow Sports Catalyst

ES#4352441 - SMNX021 - SCORPION MINI Cooper S F55/F56+ Non GPF Model Only High Flow Sports Catalyst - 2.75" downpipe with high flow cat. Built to last with 304 stainless steel and engineered for dyno-proven power gains. Scorpion proves performance exhaust doesn't need to be intolerably loud to sound great. - Scorpion - MINI

2.75" downpipe with high flow cat. Built to last with 304 stainless steel and engineered for dyno-proven power gains. Scorpion proves performance exhaust doesn't need to be intolerably loud to sound great.

Brand:
Scorpion - Corporate Logo
ES#:
4352441
Mfg#:
SMNX021
Ships on Sep 21, 2026
Auto Notify
$1148.99

This product was last offered at the strikethrough price on
09-02-2026

$1093.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Downpipe With High Flow Catalytic Converter - OEM Exhaust Fitment

ES#3187982 - SSXM429 - Downpipe With High Flow Catalytic Converter - OEM Exhaust Fitment - Featuring a Milltek Sport Hi-Flow Sport Cat with 2.75" Large Bore Pipe - Milltek Sport - MINI

Featuring a Milltek Sport Hi-Flow Sport Cat with 2.75" Large Bore Pipe

Brand:
Milltek Sport - Corporate Logo
ES#:
3187982
Mfg#:
SSXM429
Ships on Sep 22, 2026
ON SALE! SAVE 10%
$1577.99

This product was last offered at the strikethrough price on
08-29-2026

$1419.46 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Downpipe With High Flow Catalytic Converter

ES#2864900 - SSXM409 - Downpipe With High Flow Catalytic Converter - Featuring a Milltek Sport Hi-Flow Sport Cat with 2.75" Large Bore Pipe, ES2972718 will also be needed to fit US stock midpipe - Milltek Sport - MINI

Featuring a Milltek Sport Hi-Flow Sport Cat with 2.75" Large Bore Pipe, ES2972718 will also be needed to fit US stock midpipe

Brand:
Milltek Sport - Corporate Logo
ES#:
2864900
Mfg#:
SSXM409
Ships in 6 Business Days
ON SALE! SAVE 10%
$1576.99

This product was last offered at the strikethrough price on
08-29-2026

$1418.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Twisted Steel Street Series Down Pipe - High Flow Catalytic Converter

ES#3660434 - 48-36322-HC - Twisted Steel Street Series Down Pipe - High Flow Catalytic Converter - 304 Stainless Steal mid pipe for your factory or aftermarket application, up to +16 horsepower and +20 lbs. x ft. - AFE - BMW MINI

304 Stainless Steal mid pipe for your factory or aftermarket application, up to +16 horsepower and +20 lbs. x ft.

Brand:
AFE - Corporate Logo
ES#:
3660434
Mfg#:
48-36322-HC
Back Ordered
ON SALE!
$1329.00

This product was last offered at the strikethrough price on
09-01-2026

$1262.55 USD
Free Shipping

Direct Fit Catalytic Converter Replacement

ES#3998977 - 47-46306 - Direct Fit Catalytic Converter Replacement - Replaces the stock downpipe - AFE - BMW MINI

Replaces the stock downpipe

Brand:
AFE - Corporate Logo
ES#:
3998977
Mfg#:
47-46306
Back Ordered
ON SALE!
$1049.00

This product was last offered at the strikethrough price on
09-01-2026

$996.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

OEM Grade Direct-Fit Catalytic Converter / Downpipe

ES#4866105 - 52929 - OEM Grade Direct-Fit Catalytic Converter / Downpipe - Replaces the stock downpipe - Magnaflow - BMW MINI

Replaces the stock downpipe 48-state legal - not for sale or use in California

Brand:
Magnaflow - Corporate Logo
ES#:
4866105
Mfg#:
52929
Ships in 2 Business Days
$943.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adapter Sleeve (Olive Connection)

ES#4140321 - F5137 - Adapter Sleeve (Olive Connection) - Used on certain connections - Milltek Sport - MINI

Used on certain connections

Brand:
Milltek Sport - Corporate Logo
ES#:
4140321
Mfg#:
F5137
Ships in 3 Business Days
ON SALE! SAVE 11%
$39.99

This product was last offered at the strikethrough price on
08-29-2026

$35.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Adapter

ES#2972718 - F5135 - Exhaust Adapter - For fitting Milltek high flow catalytic to stock mid-pipe - Milltek Sport - MINI

For fitting Milltek high flow catalytic to stock mid-pipe

Brand:
Milltek Sport - Corporate Logo
ES#:
2972718
Mfg#:
F5135
Ships in 6 Business Days
ON SALE! SAVE 10%
$94.99

This product was last offered at the strikethrough price on
08-29-2026

$85.33 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Adapter With Flared End, 70mm Diameter Pipe

ES#4265775 - 130 10 99 010 - Exhaust Adapter With Flared End, 70mm Diameter Pipe - Used to add a back pipe system to the stock/performance USA Downpipe - Racing Dynamics - MINI

Used to add a back pipe system to the stock/performance USA Downpipe

Brand:
Racing Dynamics - Corporate Logo
ES#:
4265775
Mfg#:
130 10 99 010
In Stock
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adapter Pipe

ES#4140308 - F5136 - Adapter Pipe - For fitting Milltek high flow catalytic to aftermarket mid-pipe - Milltek Sport - MINI

For fitting Milltek high flow catalytic to aftermarket mid-pipe

Brand:
Milltek Sport - Corporate Logo
ES#:
4140308
Mfg#:
F5136
Ships in 6 Business Days
ON SALE! SAVE 12%
$38.99

This product was last offered at the strikethrough price on
08-29-2026

$34.33 USD
Free Shipping
on orders $49 and up
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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