Ford Mustang 5.0 V8 GT (Fastback) - Cat-Back Exhaust System
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Sale price
From £1,490.30
Regular price
£1,753.30
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Audi TTS MK3 - Cat-Back Exhaust System
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Sale price
From £1,762.71
Regular price
£2,073.78
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Seat Leon ST Cupra 280/290 2.0 TSI (Non GPF Models) - Cat-Back Exhaust System
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Sale price
From £1,207.80
Regular price
£1,420.94
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BMW M5 F10 - Cat-Back Exhaust System
Regular price
Sale price
From £2,656.71
Regular price
£3,125.54
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Ford Focus MK2 ST 225 - Cat-Back Race Exhaust System
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Sale price
From £691.46
Regular price
£813.48
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BMW 4 Series F32 428i Auto - Cat-Back Exhaust System Polished Trims (For 435i M Sport Valance)
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Sale price
£1,044.51
Regular price
£1,228.84
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BMW 4 Series F32 428i Manual - Cat-Back Exhaust System Cerakote Black Trims
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Sale price
£1,327.75
Regular price
£1,562.06
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Audi S3 8V/V.2 - Non-Valved & Resonated Cat-Back Race Exhaust System
Regular price
Sale price
From £1,412.16
Regular price
£1,661.36
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Audi S3 8V/V.2 - Non-Valved & Non-Resonated Cat-Back Race Exhaust System Quad Round Titanium Trims
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Sale price
£1,557.25
Regular price
£1,832.06
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Audi S3 8V/V.2 - Non-Valved & Non-Resonated Cat-Back Race Exhaust System
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Sale price
From £1,267.95
Regular price
£1,491.70
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Audi S3 8V/8V.2 Sportback Non GPF - Non-Valved & Resonated Cat-Back Race Exhaust System
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Sale price
From £1,256.59
Regular price
£1,478.34
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Audi S3 8V/8V.2 Sportback Non GPF - Non-Valved & Non-Resonated Cat-Back Race Exhaust System
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Sale price
From £1,112.37
Regular price
£1,308.67
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Audi S3 8V/8V.2 - Non-Valved & Resonated Cat-Back Race Exhaust System
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Sale price
From £1,203.35
Regular price
£1,415.70
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Audi S3 8V/8V.2 - Non-Valved & Non-Resonated (Loudest) Cat-Back Race Exhaust System
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Sale price
£1,214.21
Regular price
£1,428.48
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Audi S3 8V/8V.2 - Non-Valved & Non-Resonated Cat-Back Race Exhaust System
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Sale price
From £1,059.13
Regular price
£1,246.03
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VW Golf R MK7 2.0 TSI (76.2mm systems) - RACE Cat-Back Exhaust System
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Sale price
From £1,090.67
Regular price
£1,283.14
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BMW F80 M3/F82 M4 - (Loudest) Cat-Back Exhaust System
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Sale price
From £1,934.80
Regular price
£2,276.24
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BMW F80 M3/F82 M4 - Cat-Back Exhaust System
Regular price
Sale price
From £1,932.53
Regular price
£2,273.56
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Audi SQ5 Supercharged - Cat-Back Exhaust System
Regular price
Sale price
From £2,318.97
Regular price
£2,728.20
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Skoda Octavia vRS 2.0 TDI - Cat-Back Exhaust System
Regular price
Sale price
£727.99
Regular price
£856.46
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Audi S1 - Cat-Back Exhaust System
Regular price
Sale price
From £1,518.72
Regular price
£1,786.73
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Audi S3 8V/V.2 - Cat-Back Exhaust System
Regular price
Sale price
From £1,965.90
Regular price
£2,312.82
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Audi S3 8V.2 - Cat-Back Exhaust System Quad Oval Cerakote Black Trims
Regular price
Sale price
£2,139.06
Regular price
£2,516.54
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Audi S3 8V.2 - Non-Resonated
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Sale price
£1,821.68
Regular price
£2,143.15
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Audi S8 D4 Quattro - Cat-Back Exhaust System
Regular price
Sale price
From £3,109.66
Regular price
£3,658.42
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Audi S6 C7/S7 Sportback - Valved & Resonated Cat-Back Exhaust System
Regular price
Sale price
From £2,785.09
Regular price
£3,276.58
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Audi S6 C7/S7 Sportback - Valved & Non-Resonated Cat-Back Exhaust System
Regular price
Sale price
From £2,610.55
Regular price
£3,071.24
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Skoda Octavia vRS 2.0 TSI 220/230/245ps - Cat-Back Exhaust System - Uses OE Tips
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Sale price
From £969.56
Regular price
£1,140.66
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Seat Leon Cupra 280/290 (Non GPF Models) - Cat-Back Exhaust System
Regular price
Sale price
From £1,091.40
Regular price
£1,284.00
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Audi S3 8V/8V.2 Sportback Non GPF - Cat-Back Exhaust System
Regular price
Sale price
From £1,810.33
Regular price
£2,129.80
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Audi S3 8V.2 Sportback - Cat-Back Exhaust System
Regular price
Sale price
From £1,666.11
Regular price
£1,960.13
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Audi S5 B8.5 Coupe/Cabriolet - Cat-Back Exhaust System
Regular price
Sale price
From £1,918.64
Regular price
£2,257.22
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Audi S4 V6/S5 3.0 B8.5 - Valved & Resonated Cat-Back Exhaust System
Regular price
Sale price
From £2,904.60
Regular price
£3,417.18
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Audi S5 B8 Sportback - Valved and Resonated Cat-Back Exhaust System
Regular price
Sale price
£3,357.28
Regular price
£3,949.74
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VW Golf R MK7 2.0 TSI (76.2mm systems) - Cat-Back Exhaust System
Regular price
Sale price
From £1,637.93
Regular price
£1,926.98
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Audi S3 8V/8V.2 - Cat-Back Exhaust System
Regular price
Sale price
From £1,757.09
Regular price
£2,067.16
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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.

