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Seat Leon ST Cupra 300 (Non GPF Models) - Cat-Back Exhaust System

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Exhaust

Seat Leon ST Cupra 300 (Non GPF Models) - Cat-Back Exhaust System

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Sale price From £1,194.79 Regular price £1,405.64
Mercedes C63/C63S W205 Saloon (Non GPF Models) - Rear Silencers for OE Valve Control

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Exhaust

Mercedes C63/C63S W205 Saloon (Non GPF Models) - Rear Silencers for OE Valve Control

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Sale price £1,537.65 Regular price £1,809.00
Mercedes C63/C63S W205 Saloon (Non GPF Models) - Rear Silencers

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Exhaust

Mercedes C63/C63S W205 Saloon (Non GPF Models) - Rear Silencers

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Sale price £2,161.30 Regular price £2,542.70
Ford Mustang 5.0 V8 GT (Fastback) - Valved Cat-Back Exhaust System

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Exhaust

Ford Mustang 5.0 V8 GT (Fastback) - Valved Cat-Back Exhaust System

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Sale price From £2,831.12 Regular price £3,330.73
VW Up GTI 115ps & 1.0TSI 90ps - (Resonated) Cat-Back Exhaust System

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Exhaust

VW Up GTI 115ps & 1.0TSI 90ps - (Resonated) Cat-Back Exhaust System

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Sale price £627.57 Regular price £738.32
VW Up GTI 115ps & 1.0TSI 90ps - Cat-Back Exhaust System

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Exhaust

VW Up GTI 115ps & 1.0TSI 90ps - Cat-Back Exhaust System

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Sale price From £420.00 Regular price £494.12
VW Up GTI 115ps & 1.0TSI 90ps - Road+ Cat-Back Exhaust System

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Exhaust

VW Up GTI 115ps & 1.0TSI 90ps - Road+ Cat-Back Exhaust System

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Sale price From £513.68 Regular price £604.33
VW Golf MK7.5 R 2.0 TSI 300ps/310ps (76mm Systems) - GPF/OPF Back Exhaust System

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Exhaust

VW Golf MK7.5 R 2.0 TSI 300ps/310ps (76mm Systems) - GPF/OPF Back Exhaust System

Regular price
Sale price From £1,665.24 Regular price £1,959.11
VW Golf R MK7.5 2.0 TSI 310ps (Non GPF Models & 76mm systems) - Cat-Back Exhaust System

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Exhaust

VW Golf R MK7.5 2.0 TSI 310ps (Non GPF Models & 76mm systems) - Cat-Back Exhaust System

Regular price
Sale price From £1,809.46 Regular price £2,128.78
VW Polo GTI 1.8 TSI 192ps - Cat-Back Exhaust System

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Exhaust

VW Polo GTI 1.8 TSI 192ps - Cat-Back Exhaust System

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Sale price From £741.54 Regular price £872.40
VW Golf R MK7 2.0 TSI (76.2mm systems) - RACE Cat-Back Race Exhaust System

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Exhaust

VW Golf R MK7 2.0 TSI (76.2mm systems) - RACE Cat-Back Race Exhaust System

Regular price
Sale price £1,678.63 Regular price £1,974.86
VW Golf R MK7 2.0 TSI (76.2mm systems) - RACE (Loudest) Cat-Back Exhaust System

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Exhaust

VW Golf R MK7 2.0 TSI (76.2mm systems) - RACE (Loudest) Cat-Back Exhaust System

Regular price
Sale price £1,090.67 Regular price £1,283.14
Porsche 997.2 C2/C4/S/GTS - Rear Silencer Delete Assembly - Fits

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Exhaust

Porsche 997.2 C2/C4/S/GTS - Rear Silencer Delete Assembly - Fits

Regular price
Sale price £558.06 Regular price £656.54
Ford Focus MK3 ST Diesel - Cat-Back Exhaust System

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Exhaust

Ford Focus MK3 ST Diesel - Cat-Back Exhaust System

Regular price
Sale price From £560.14 Regular price £658.99
BMW F87 M2 - Cat-Back Exhaust System

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Exhaust

BMW F87 M2 - Cat-Back Exhaust System

Regular price
Sale price From £2,471.36 Regular price £2,907.48
Porsche 991.1/991.2 GT3 & GT3 RS - Rear Silencer Bypass - Re-uses OE Trims

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Exhaust

Porsche 991.1/991.2 GT3 & GT3 RS - Rear Silencer Bypass - Re-uses OE Trims

Regular price
Sale price £728.63 Regular price £857.21
Porsche 991.1/991.2 GT3 & GT3 RS - Cat-Back Exhaust System

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Exhaust

Porsche 991.1/991.2 GT3 & GT3 RS - Cat-Back Exhaust System

Regular price
Sale price From £1,190.38 Regular price £1,400.45
Mercedes A45 AMG W176 - Non-Valved & Non-Resonated Cat-Back Race Exhaust System (Uses OE Trims)

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Exhaust

Mercedes A45 AMG W176 - Non-Valved & Non-Resonated Cat-Back Race Exhaust System (Uses OE Trims)

Regular price
Sale price £1,052.33 Regular price £1,238.04
Mercedes A45 AMG W176 - Cat-Back Exhaust System (Uses OE Trims)

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Exhaust

Mercedes A45 AMG W176 - Cat-Back Exhaust System (Uses OE Trims)

Regular price
Sale price £1,370.99 Regular price £1,612.93
Mercedes A45 AMG W176 - Cat-Back Exhaust System

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Exhaust

Mercedes A45 AMG W176 - Cat-Back Exhaust System

Regular price
Sale price £1,496.71 Regular price £1,760.84
Mercedes CLA45 AMG - Non-Valved & Non-Resonated Cat-Back Exhaust System - Uses OE Trims

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Exhaust

Mercedes CLA45 AMG - Non-Valved & Non-Resonated Cat-Back Exhaust System - Uses OE Trims

Regular price
Sale price £1,082.24 Regular price £1,273.22
Mercedes CLA45 AMG - Cat-Back Exhaust System - Uses OE Trims

Milltek Exhausts

Exhaust

Mercedes CLA45 AMG - Cat-Back Exhaust System - Uses OE Trims

Regular price
Sale price From £1,357.25 Regular price £1,596.77
Ford Focus MK2 RS - Non Resonated Race Cat-Back Exhaust System

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Exhaust

Ford Focus MK2 RS - Non Resonated Race Cat-Back Exhaust System

Regular price
Sale price £868.65 Regular price £1,021.94
Ford Focus MK3 RS - Cat-Back Exhaust System

Milltek Exhausts

Exhaust

Ford Focus MK3 RS - Cat-Back Exhaust System

Regular price
Sale price From £1,320.63 Regular price £1,553.68
Audi RS6/RS7 C7 - Road+ Complete Exhaust System

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Exhaust

Audi RS6/RS7 C7 - Road+ Complete Exhaust System

Regular price
Sale price £3,547.77 Regular price £4,173.85
Audi RS6/RS7 C7 - Complete Exhaust System

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Exhaust

Audi RS6/RS7 C7 - Complete Exhaust System

Regular price
Sale price From £3,364.59 Regular price £3,958.34
Audi RS6/RS7 C7 - Complete Exhaust System - Uses OE Tips

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Exhaust

Audi RS6/RS7 C7 - Complete Exhaust System - Uses OE Tips

Regular price
Sale price £5,265.60 Regular price £6,194.82
Audi RS6/RS7 C7 - Complete Exhaust System - Uses OE Trims

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Exhaust

Audi RS6/RS7 C7 - Complete Exhaust System - Uses OE Trims

Regular price
Sale price £5,091.07 Regular price £5,989.49
Audi RS6/RS7 C7 - Road+ Complete Exhaust System - Uses OE Tips

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Exhaust

Audi RS6/RS7 C7 - Road+ Complete Exhaust System - Uses OE Tips

Regular price
Sale price £5,274.25 Regular price £6,205.00
Ford Mustang 2.3 (S550 Fastback) - Cat-Back Exhaust System

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Exhaust

Ford Mustang 2.3 (S550 Fastback) - Cat-Back Exhaust System

Regular price
Sale price From £1,406.82 Regular price £1,655.08
Audi RS3 8V Pre Facelift - Valved & Non-Resonated Cat-Back Exhaust System

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Exhaust

Audi RS3 8V Pre Facelift - Valved & Non-Resonated Cat-Back Exhaust System

Regular price
Sale price From £1,459.31 Regular price £1,716.83
Audi RS3 8V Pre Facelift - Valved & Resonated Cat-Back Exhaust System

Milltek Exhausts

Exhaust

Audi RS3 8V Pre Facelift - Valved & Resonated Cat-Back Exhaust System

Regular price
Sale price From £1,682.63 Regular price £1,979.57
Ford Mustang 5.0 V8 GT (Fastback) - Cat-Back Exhaust System (For Roush Valance)

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Exhaust

Ford Mustang 5.0 V8 GT (Fastback) - Cat-Back Exhaust System (For Roush Valance)

Regular price
Sale price £1,738.68 Regular price £2,045.51
Audi RS6 C7 - Road+ Cat-Back Exhaust System - Fits OE Tips

Milltek Exhausts

Exhaust

Audi RS6 C7 - Road+ Cat-Back Exhaust System - Fits OE Tips

Regular price
Sale price £2,355.18 Regular price £2,770.80

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.

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Why Shop With Fity9 Performance?

A range of performance parts to match your lifestyle and needs.

Contact Us
Shop with an expert, right from home

Shop with an expert, right from home

Get personalized advice via call, chat, or video anytime.

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Fast and convenient door to door delivery

Get your order delivered straight to your doorstep

Enjoy hassle-free returns & exchanges

Enjoy hassle-free returns & exchanges

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