Ford Mustang 5.0 V8 GT (Fastback) - Valved Cat-Back Exhaust System
Regular price
Sale price
From £2,831.12
Regular price
£3,330.73
Choose your option
Active Valve Control System (Audi S4/S5/SQ5)
Regular price
Sale price
£527.82
Regular price
£620.96
Choose your option
Active Valve Control System (Audi RS6/7 & S6/7 C7)
Regular price
Sale price
£520.29
Regular price
£612.10
Choose your option
Catalyst Delete Pipe (Audi A6/A7/S4/S5)
Regular price
Sale price
£616.94
Regular price
£725.81
Choose your option
Hi-Flow Sports Cat and Downpipe (Audi A6/A7/S4/S5)
Regular price
Sale price
£2,200.95
Regular price
£2,589.35
Choose your option
Audi RS6/RS7 C7 - Active Suspension Control For Pre-Facelift Models Only
Regular price
Sale price
£1,558.25
Regular price
£1,833.23
Choose your option
VW Up GTI 115ps & 1.0TSI 90ps - (Resonated) Cat-Back Exhaust System
Regular price
Sale price
£627.57
Regular price
£738.32
Choose your option
VW Up GTI 115ps & 1.0TSI 90ps - Cat-Back Exhaust System
Regular price
Sale price
From £420.00
Regular price
£494.12
Choose your option
VW Up GTI 115ps & 1.0TSI 90ps - Road+ Cat-Back Exhaust System
Regular price
Sale price
From £513.68
Regular price
£604.33
Choose your option
Audi Q7/SQ7 2016 - Later - Active Suspension Control
Regular price
Sale price
£1,558.25
Regular price
£1,833.23
Choose your option
Audi SQ5/7 | A6/A7 | S4 3.0 Bi-TDI Active Sound Control
Regular price
Sale price
£805.07
Regular price
£947.14
Choose your option
VW Golf R MK7.5 2.0 TSI 310ps (Non GPF Models & 76mm systems) - Non-Valved & Non-Resonated Cat-Back Race Exhaust System
Regular price
Sale price
From £1,084.61
Regular price
£1,276.01
Choose your option
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
Choose your option
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
Choose your option
VW Polo GTI 1.8 TSI 192ps - Cat-Back Exhaust System
Regular price
Sale price
From £741.54
Regular price
£872.40
Choose your option
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
Choose your option
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
Choose your option
BMW E90/E92 M3 - Large Bore Dowpipe
Regular price
Sale price
£1,987.16
Regular price
£2,337.83
Choose your option
Porsche 997.2 C2/C4/S/GTS - Rear Silencer Delete Assembly - Fits
Regular price
Sale price
£558.06
Regular price
£656.54
Choose your option
Ford Focus MK3 ST Diesel - Cat-Back Exhaust System
Regular price
Sale price
From £560.14
Regular price
£658.99
Choose your option
BMW F87 M2 - Cat-Back Exhaust System
Regular price
Sale price
From £2,471.36
Regular price
£2,907.48
Choose your option
Audi TTS MK3 Non GPF models - Stainless Steel Cast Downpipe
Regular price
Sale price
From £703.05
Regular price
£827.12
Choose your option
Seat Leon ST Cupra & Skoda vRS 2.0 TSI - Stainless Steel Cast Downpipe
Regular price
Sale price
£701.73
Regular price
£825.56
Choose your option
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
Choose your option
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
Choose your option
Mercedes A45 AMG W176 - Large Bore Downpipe
Regular price
Sale price
From £348.93
Regular price
£410.51
Choose your option
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
Choose your option
Mercedes A45 AMG W176 - Cat-Back Exhaust System (Uses OE Trims)
Regular price
Sale price
£1,370.99
Regular price
£1,612.93
Choose your option
Mercedes A45 AMG W176 - Cat-Back Exhaust System
Regular price
Sale price
£1,496.71
Regular price
£1,760.84
Choose your option
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
Choose your option
Mercedes CLA45 AMG - Cat-Back Exhaust System - Uses OE Trims
Regular price
Sale price
From £1,357.25
Regular price
£1,596.77
Choose your option
Ford Focus MK2 RS - Non Resonated Race Cat-Back Exhaust System
Regular price
Sale price
£868.65
Regular price
£1,021.94
Choose your option
Ford Focus MK3 RS - Cat-Back Exhaust System
Regular price
Sale price
From £1,320.63
Regular price
£1,553.68
Choose your option
Audi RS6/RS7 C7 - Road+ Complete Exhaust System
Regular price
Sale price
£3,547.77
Regular price
£4,173.85
Choose your option
Audi RS6/RS7 C7 - Complete Exhaust System
Regular price
Sale price
From £3,364.59
Regular price
£3,958.34
Choose your option
Audi RS6/RS7 C7 - Complete Exhaust System - Uses OE Tips
Regular price
Sale price
£5,265.60
Regular price
£6,194.82
Choose your option
Exhausts
More sound. More flow. More character.
The right exhaust upgrade can completely transform how a car feels. From sharper throttle response to a deeper, more aggressive sound, performance exhaust components are one of the most popular upgrades for enthusiasts.
At Fifty9 Performance, we supply high quality performance exhaust parts in the UK designed to improve exhaust flow, unlock power and give your car the sound it deserves.
- Catback Exhaust Systems - improve sound, flow and overall performance
- Downpipes - reduce restriction and support higher power levels
- Sports Cats - performance catalytic converters for improved flow
- Exhaust Hardware - clamps, gaskets and installation components
If you are looking for performance exhaust systems, sports cats, downpipes or exhaust upgrades, explore our range and take your car’s sound and performance to the next level.
Why Shop With Fity9 Performance?
A range of performance parts to match your lifestyle and needs.
Shop with an expert, right from home
Get personalized advice via call, chat, or video anytime.
Fast and convenient door to door delivery
Get your order delivered straight to your doorstep
Enjoy hassle-free returns & exchanges
Try without worry—return or exchange from
