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2017 MINI Cooper S 3 Door B46A20A

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2017 MINI Cooper S 3 Door B46A20A Performance Exhaust Parts

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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 5 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

MACH Force-Xp Stainless Steel Cat-Back Exhaust - Black Tips

ES#4899680 - 49-36354-B - MACH Force-Xp Stainless Steel Cat-Back Exhaust - Black Tips - Non resonated and no rear muffler version, this makes for a louder exhaust then normal - AFE - MINI

Non resonated and no rear muffler version, this makes for a louder exhaust then normal

Brand:
AFE - Corporate Logo
ES#:
4899680
Mfg#:
49-36354-B
Ships in 3 Business Days
ON SALE! SAVE 10%
$750.00

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

$675.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated Twin GT90

ES#2872979 - SSXM412 - Cat-Back Exhaust System - Resonated Twin GT90 - 2.75" stainless steel with Twin Round Cerakote Black Tips - Milltek Sport - MINI

2.75" stainless steel with Twin Round Cerakote Black Tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2872979
Mfg#:
SSXM412
Ships in 5 Business Days
ON SALE! SAVE 10%
$1877.99

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

$1690.07 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ValveSonic Cat-Back Exhaust System - Non Resonated Dual GT90 Titanium Tips

ES#3477813 - SSXM442 - ValveSonic Cat-Back Exhaust System - Non Resonated Dual GT90 Titanium Tips - 2.75" stainless steel with dual stainless polished tips - Milltek Sport - MINI

2.75" stainless steel with dual stainless polished tips

Brand:
Milltek Sport - Corporate Logo
ES#:
3477813
Mfg#:
SSXM442
Ships in 5 Business Days
ON SALE! SAVE 10%
$2496.99

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

$2246.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Large Bore Downpipe And Hi-Flow Sports Cat - UK and EURO ONLY (NOT FOR USA CARS)

ES#4141914 - SSXM450 - Large Bore Downpipe And Hi-Flow Sports Cat - UK and EURO ONLY (NOT FOR USA CARS) - 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#:
4141914
Mfg#:
SSXM450
Ships in 5 Business Days
ON SALE! SAVE 10%
$1602.99

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

$1442.57 USD
This product is lifetime replacement eligible Lifetime Replacement

ValveSonic Cat-Back Exhaust System - Non Resonated Dual GT90 Polished Tips

ES#3477812 - SSXM444 - ValveSonic Cat-Back Exhaust System - Non Resonated Dual GT90 Polished Tips - 2.75" stainless steel with dual stainless polished tips - Milltek Sport - MINI

2.75" stainless steel with dual stainless polished tips

Brand:
Milltek Sport - Corporate Logo
ES#:
3477812
Mfg#:
SSXM444
Ships in 5 Business Days
ON SALE! SAVE 10%
$2173.99

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

$1955.85 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated Dual GT90

ES#3477808 - SSXM425 - Cat-Back Exhaust System - Resonated Dual GT90 - 2.75" stainless steel with Dual GT90 Titanium Tips - Milltek Sport - MINI

2.75" stainless steel with Dual GT90 Titanium Tips

Brand:
Milltek Sport - Corporate Logo
ES#:
3477808
Mfg#:
SSXM425
Ships in 5 Business Days
ON SALE! SAVE 10%
$2076.99

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

$1869.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo-Back Race Exhaust System - Resonated

ES#3147475 - 831821KT5 - Turbo-Back Race Exhaust System - Resonated - Performance exhaust with stainless steal construction : 100mm Dual Slash Cut Black Tips - Supersprint - MINI

Performance exhaust with stainless steal construction : 100mm Dual Slash Cut Black Tips

Brand:
Supersprint - Corporate Logo
ES#:
3147475
Mfg#:
831821KT5
Ships on Dec 15, 2026
$6103.99 USD

More About Performance Exhaust Parts

Performance exhaust systems increase flows to improve throttle response and add power. Designed to reduce back pressure, our large selection of performance exhaust parts and performance exhaust systems is made from premium materials like stainless steel. Many are TIG welded and polished to make them as attractive as they are functional.

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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