Milltek Sport Ford Fiesta MK8 ST 1.5 Ecoboost (18-20) GPF-Back Exhaust
Regular price
Sale price
From £827.48
Regular price
£973.51
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Milltek Sport Ford Puma ST 1.0T/1.5T GPF-Back Exhaust System
Regular price
Sale price
£969.46
Regular price
£1,140.54
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Milltek Sport Ford Focus MK3 ST Hatch 2.0TDCI Cat-Back Exhaust System
Regular price
Sale price
From £560.14
Regular price
£658.99
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Milltek Sport BMW M3/M4 (G8X) Axle-Back Exhaust System
Regular price
Sale price
From £2,460.94
Regular price
£2,895.22
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Milltek Sport BMW M5 (F90) GPF-Back Exhaust System
Regular price
Sale price
From £2,395.68
Regular price
£2,818.45
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Milltek Sport Audi TTRS MK2 Cat-Back Exhaust System
Regular price
Sale price
From £1,024.47
Regular price
£1,205.26
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Milltek Sport BMW M8 (F9X) GPF-Back Exhaust System
Regular price
Sale price
From £2,687.77
Regular price
£3,162.08
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Milltek Sport BMW X3M/X4M (G0X) GPF-Back Exhaust System
Regular price
Sale price
From £3,132.52
Regular price
£3,685.32
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Milltek Sport Cupra Formentor 1.4TSI E-Hybrid GPF-Back Exhaust System
Regular price
Sale price
From £1,122.26
Regular price
£1,320.31
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Milltek Sport Porsche Cayman/Boxster S 3.4 987 Gen 1 Cat-Back Exhaust
Regular price
Sale price
From £1,441.92
Regular price
£1,696.38
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Milltek Sport BMW M3/M4 (G8X) GPF-Back Exhaust System
Regular price
Sale price
From £2,588.67
Regular price
£3,045.49
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Milltek Sport VW Arteon 280 2.0TSI 4Motion GPF/Cat-Back Exhaust System
Regular price
Sale price
From £1,541.79
Regular price
£1,813.87
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Milltek Sport Audi RS3 (8P) Cat Back Exhaust
Regular price
Sale price
From £1,142.95
Regular price
£1,344.65
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Milltek Sport VW Golf Mk8 GTI and Clubsport GPF-Back Exhaust
Regular price
Sale price
From £941.65
Regular price
£1,107.82
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Milltek Sport Audi RS3 (8V) Saloon Cat/GPF-Back Exhaust
Regular price
Sale price
From £1,729.15
Regular price
£2,034.30
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Milltek Sport Audi RS3 Sportback (8V) Facelift 80MM Cat/GPF-Back Exhaust
Regular price
Sale price
From £2,087.74
Regular price
£2,456.16
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Milltek Sport Audi S3 8V Saloon/Cabrio Non-Valved Race Cat-Back Exhaust
Regular price
Sale price
From £1,267.92
Regular price
£1,491.67
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Milltek Sport Audi RS6/RS7 (C8) GPF-Back Exhaust System
Regular price
Sale price
From £4,106.59
Regular price
£4,831.28
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Milltek Sport Audi S3 8V 3DR Valved Cat-Back Exhaust
Regular price
Sale price
From £1,612.86
Regular price
£1,897.48
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Milltek Sport VW Golf MK6 GTI Cat-Back Exhaust
Regular price
Sale price
From £761.80
Regular price
£896.23
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Milltek Sport Audi RS3 (8V) Saloon 80mm Cat/GPF-Back Exhaust
Regular price
Sale price
From £2,216.25
Regular price
£2,607.35
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Milltek Sport Audi S3 (8Y) Sportback GPF-Back Exhaust
Regular price
Sale price
From £1,727.42
Regular price
£2,032.26
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Milltek Sport Audi RS3 (8V) Pre-Facelift Cat-Back Exhaust
Regular price
Sale price
From £1,459.31
Regular price
£1,716.83
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Milltek Sport Audi RS3 (8V) Pre-Facelift 80MM Cat-Back Exhaust
Regular price
Sale price
From £2,187.66
Regular price
£2,573.72
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Milltek Sport VW Golf MK7 GTi (including GTi Performance Pack, Clubsport & Clubsport S models) Cat-Back Exhaust
Regular price
Sale price
From £1,053.67
Regular price
£1,239.61
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Milltek Sport Audi S3 8V Sportback Non-Valved Race Cat-Back Exhaust
Regular price
Sale price
From £1,112.38
Regular price
£1,308.68
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Milltek Sport VW Golf MK7 GTD (2013 to 2016) Cat-Back Exhaust
Regular price
Sale price
From £633.45
Regular price
£745.24
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Milltek Sport Audi S3 (8Y) Saloon GPF-Back Exhaust
Regular price
Sale price
From £1,923.29
Regular price
£2,262.70
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Milltek Sport Audi S3 3DR (8P) Cat-Back Exhaust System
Regular price
Sale price
From £584.72
Regular price
£687.90
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Milltek Sport Audi S3 8V 3DR Non-Valved Race Cat-Back Exhaust
Regular price
Sale price
From £1,059.12
Regular price
£1,246.02
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Milltek Sport BMW 1 Series M140i 3 & 5 Door (F20 & F21 LCI, OPF Only & None xDrive) GPF-Back Exhaust
Regular price
Sale price
From £1,145.34
Regular price
£1,347.46
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Milltek Sport BMW M3/M4 (F8X) Cat-Back Exhaust
Regular price
From £0.00
Sale price
Regular price
£0.00
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Milltek Sport Cupra Leon Hatch 300ps GPF-Back Exhaust
Regular price
Sale price
From £1,241.03
Regular price
£1,460.03
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Milltek Sport Ford Focus Mk4 ST 2.3T Hatch GPF-Back Exhaust System
Regular price
Sale price
From £831.38
Regular price
£978.10
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Milltek Sport Ford Focus Mk4 ST 2.3T Estate GPF-Back Exhaust System
Regular price
Sale price
From £931.20
Regular price
£1,095.53
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Milltek Sport BMW M235i (F22) Cat-Back Exhaust System
Regular price
Sale price
From £1,134.97
Regular price
£1,335.26
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Exhaust Systems
More sound. More flow. More character.
Upgrading your exhaust system is one of the best ways to transform how your car feels and sounds. A performance exhaust improves exhaust flow, reduces restriction and delivers a deeper, more aggressive tone.
At Fifty9 Performance, we supply high quality performance exhaust systems in the UK designed to improve sound, response and overall driving enjoyment.
- Catback Exhaust Systems - improved sound and exhaust flow
- Valved Exhaust Systems - control sound with adjustable valves
- Performance Mufflers - reduce restriction and enhance tone
- Full Exhaust Systems - complete upgrades for maximum performance
If you are looking for performance exhaust systems, catback exhausts or valved exhaust upgrades, explore our range and transform the sound of your car.

