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BMW X3 G01 S58 Pre LCI (GPF Equipped) - Downpipe Back Exhaust System

Milltek Exhausts

Exhaust

BMW X3 G01 S58 Pre LCI (GPF Equipped) - Downpipe Back Exhaust System

Regular price
Sale price From £3,563.35 Regular price £4,192.18
BMW X3 G01/X4 G02 S58 - OPF/GPF Back System

Milltek Exhausts

Exhaust

BMW X3 G01/X4 G02 S58 - OPF/GPF Back System

Regular price
Sale price From £3,132.56 Regular price £3,685.37
Ford Fiesta MK8 1.0T ST Line (GPF Models) Dual Outlets - GPF/OPF Back

Milltek Exhausts

Exhaust

Ford Fiesta MK8 1.0T ST Line (GPF Models) Dual Outlets - GPF/OPF Back

Regular price
Sale price From £828.68 Regular price £974.92
Ford Fiesta MK8 1.0T ST Line (GPF Models) - GPF/OPF Back

Milltek Exhausts

Exhaust

Ford Fiesta MK8 1.0T ST Line (GPF Models) - GPF/OPF Back

Regular price
Sale price From £396.59 Regular price £466.58
Ford Fiesta MK8 1.0T ST Line (Dual Outlets) - GPF/OPF Back Resonated

Milltek Exhausts

Exhaust

Ford Fiesta MK8 1.0T ST Line (Dual Outlets) - GPF/OPF Back Resonated

Regular price
Sale price From £941.72 Regular price £1,107.90
Ford Fiesta MK8 1.0T ST Line (Dual Outlets) - GPF/OPF Back Non-Resonated

Milltek Exhausts

Exhaust

Ford Fiesta MK8 1.0T ST Line (Dual Outlets) - GPF/OPF Back Non-Resonated

Regular price
Sale price From £728.70 Regular price £857.30
Ford Fiesta MK8 1.0T ST Line (Dual Outlets) - Upgrade Kit for Existing Milltek Cat Back Systems

Milltek Exhausts

Exhaust

Ford Fiesta MK8 1.0T ST Line (Dual Outlets) - Upgrade Kit for Existing Milltek Cat Back Systems

Regular price
Sale price From £544.84 Regular price £640.99
Ford Fiesta MK8 1.0T ST Line (Non GPF Models) Dual Outlets - Dual Outlet Exhaust System

Milltek Exhausts

Exhaust

Ford Fiesta MK8 1.0T ST Line (Non GPF Models) Dual Outlets - Dual Outlet Exhaust System

Regular price
Sale price From £915.33 Regular price £1,076.86
Ford Fiesta MK8 1.0T ST Line (Non GPF Models) Dual Outlets - Non Resonated Dual Outlet Exhaust System

Milltek Exhausts

Exhaust

Ford Fiesta MK8 1.0T ST Line (Non GPF Models) Dual Outlets - Non Resonated Dual Outlet Exhaust System

Regular price
Sale price From £857.94 Regular price £1,009.34
BMW M8 F91/92/93 (GPF Equipped) - OPF/GPF Back System

Milltek Exhausts

Exhaust

BMW M8 F91/92/93 (GPF Equipped) - OPF/GPF Back System

Regular price
Sale price From £2,687.81 Regular price £3,162.13
Audi TTRS MK3 Quattro - 80mm Non-Resonated Cat-Back Exhaust System

Milltek Exhausts

Exhaust

Audi TTRS MK3 Quattro - 80mm Non-Resonated Cat-Back Exhaust System

Regular price
Sale price £2,070.41 Regular price £2,435.78
Audi TTRS MK3 Quattro - 80mm Non-Resonated (Loudest) Cat-Back Exhaust System

Milltek Exhausts

Exhaust

Audi TTRS MK3 Quattro - 80mm Non-Resonated (Loudest) Cat-Back Exhaust System

Regular price
Sale price £2,157.30 Regular price £2,538.00
Audi TTRS MK3 Quattro - 80mm Resonated Cat-Back Exhaust System

Milltek Exhausts

Exhaust

Audi TTRS MK3 Quattro - 80mm Resonated Cat-Back Exhaust System

Regular price
Sale price From £2,297.69 Regular price £2,703.16
BMW M5 F90 (GPF Equipped) - Cat Back Exhaust System

Milltek Exhausts

Exhaust

BMW M5 F90 (GPF Equipped) - Cat Back Exhaust System

Regular price
Sale price From £3,664.40 Regular price £4,311.06
BMW M5 F90 - OPF/GPF Back System

Milltek Exhausts

Exhaust

BMW M5 F90 - OPF/GPF Back System

Regular price
Sale price From £2,395.68 Regular price £2,818.45
BMW G8X M3/M4 - Axle Back Exhaust System

Milltek Exhausts

Exhaust

BMW G8X M3/M4 - Axle Back Exhaust System

Regular price
Sale price £2,960.52 Regular price £3,482.96
BMW G8X M3/M4 - Axle Back System

Milltek Exhausts

Exhaust

BMW G8X M3/M4 - Axle Back System

Regular price
Sale price From £2,460.96 Regular price £2,895.25
Audi R8 V10 5.2 Gen 2 (2020+) - OPF/GPF Back Exhaust System - Uses OE Trims

Milltek Exhausts

Exhaust

Audi R8 V10 5.2 Gen 2 (2020+) - OPF/GPF Back Exhaust System - Uses OE Trims

Regular price
Sale price £2,200.95 Regular price £2,589.35
Skoda Octavia vRS 2.0 TSI 245ps - Non Resonated OPF/GPF Back System - Fits to OE Trims

Milltek Exhausts

Exhaust

Skoda Octavia vRS 2.0 TSI 245ps - Non Resonated OPF/GPF Back System - Fits to OE Trims

Regular price
Sale price £1,027.80 Regular price £1,209.18
Skoda Octavia vRS 2.0 TSI 245ps - OPF/GPF Back System - Fits to OE Trims

Milltek Exhausts

Exhaust

Skoda Octavia vRS 2.0 TSI 245ps - OPF/GPF Back System - Fits to OE Trims

Regular price
Sale price £1,301.26 Regular price £1,530.89
Cupra Formentor 2.0TFSI 4Drive 310PS (MQB EVO EA888.4 OPF/GPF Vehicles) - GPF/OPF Back System

Milltek Exhausts

Exhaust

Cupra Formentor 2.0TFSI 4Drive 310PS (MQB EVO EA888.4 OPF/GPF Vehicles) - GPF/OPF Back System

Regular price
Sale price From £1,928.78 Regular price £2,269.15
Audi RSQ8 - Cat-Back Exhaust System - Uses OE Trims - No Cutting Required

Milltek Exhausts

Exhaust

Audi RSQ8 - Cat-Back Exhaust System - Uses OE Trims - No Cutting Required

Regular price
Sale price £4,461.32 Regular price £5,248.61
VW Golf R MK8/MK8.5 - 80MM Resonated OPF Back Exhaust System

Milltek Exhausts

Exhaust

VW Golf R MK8/MK8.5 - 80MM Resonated OPF Back Exhaust System

Regular price
Sale price From £1,993.30 Regular price £2,345.06
VW Golf R MK8/MK8.5 - 80MM Non-Resonated OPF Back Exhaust System

Milltek Exhausts

Exhaust

VW Golf R MK8/MK8.5 - 80MM Non-Resonated OPF Back Exhaust System

Regular price
Sale price From £1,850.54 Regular price £2,177.11
Porsche 718 GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - Particulate Filter-back

Milltek Exhausts

Exhaust

Porsche 718 GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - Particulate Filter-back

Regular price
Sale price £2,315.90 Regular price £2,724.59
Porsche 718 GTS & Spyder Boxster/GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - Particulate Filter-back

Milltek Exhausts

Exhaust

Porsche 718 GTS & Spyder Boxster/GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - Particulate Filter-back

Regular price
Sale price From £2,179.20 Regular price £2,563.76
Porsche 718 GTS & Spyder Boxster/GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - GPF/OPF Bypass

Milltek Exhausts

Exhaust

Porsche 718 GTS & Spyder Boxster/GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - GPF/OPF Bypass

Regular price
Sale price From £2,944.99 Regular price £3,464.70
VW Arteon 2.0 TSI - Non Resonated Valved Cat Back Exhaust System

Milltek Exhausts

Exhaust

VW Arteon 2.0 TSI - Non Resonated Valved Cat Back Exhaust System

Regular price
Sale price £1,541.80 Regular price £1,813.88
VW Arteon 2.0 TSI - Semi-Resonated Valved Cat Back Exhaust System (Road+ System)

Milltek Exhausts

Exhaust

VW Arteon 2.0 TSI - Semi-Resonated Valved Cat Back Exhaust System (Road+ System)

Regular price
Sale price £1,679.70 Regular price £1,976.12
VW Arteon 2.0 TSI - Valved Cat Back Exhaust System (ECE Approval Awaiting Testing)

Milltek Exhausts

Exhaust

VW Arteon 2.0 TSI - Valved Cat Back Exhaust System (ECE Approval Awaiting Testing)

Regular price
Sale price £1,674.19 Regular price £1,969.64
Porsche 718 GTS 2.5T (Boxter/Cayman) - Full System (Including De Cat)

Milltek Exhausts

Exhaust

Porsche 718 GTS 2.5T (Boxter/Cayman) - Full System (Including De Cat)

Regular price
Sale price £1,847.33 Regular price £2,173.33
Porsche 718 GTS 2.5T (Boxter/Cayman) - Full System

Milltek Exhausts

Exhaust

Porsche 718 GTS 2.5T (Boxter/Cayman) - Full System

Regular price
Sale price From £1,847.33 Regular price £2,173.33

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.

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Shop with an expert, right from home

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

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Get your order delivered straight to your doorstep

Enjoy hassle-free returns & exchanges

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