279 products

VW Golf GTI Mk8 - Large-bore Downpipe and Hi-Flow Race Cat (For Milltek Cat-Back)

Milltek Exhausts

VW Golf GTI Mk8 - Large-bore Downpipe and Hi-Flow Race Cat (For Milltek Cat-Back)

£862.07 £1,014.20
VW Golf GTI Mk8 - Large-bore Downpipe and Hi-Flow Sports Cat (For OE Cat-Back)

Milltek Exhausts

VW Golf GTI Mk8 - Large-bore Downpipe and Hi-Flow Sports Cat (For OE Cat-Back)

£1,160.60 £1,365.41
VW Golf GTI Mk8 - Large-bore Downpipe and Hi-Flow Sports Cat (For Milltek Cat-Back)

Milltek Exhausts

VW Golf GTI Mk8 - Large-bore Downpipe and Hi-Flow Sports Cat (For Milltek Cat-Back)

£1,156.19 £1,360.22
Large-bore Downpipe and De-cat - Fits to OE System (Golf Mk8 R/Audi S3 8Y)

Milltek Exhausts

Large-bore Downpipe and De-cat - Fits to OE System (Golf Mk8 R/Audi S3 8Y)

£629.20 £740.23
Large-bore Downpipe and De-cat - Fits to Milltek System (Golf Mk8 R/Audi S3 8Y)

Milltek Exhausts

Large-bore Downpipe and De-cat - Fits to Milltek System (Golf Mk8 R/Audi S3 8Y)

£629.20 £740.23
Large Bore Downpipe and De-Cat - For Milltek Cat-Back (Golf Mk8 R/Audi S3 8Y)

Milltek Exhausts

Large Bore Downpipe and De-Cat - For Milltek Cat-Back (Golf Mk8 R/Audi S3 8Y)

£605.68 £712.56
Large Bore Downpipes and Hi-Flow Sports Cat (Audi RSQ8/SQ8/SQ7)

Milltek Exhausts

Large Bore Downpipes and Hi-Flow Sports Cat (Audi RSQ8/SQ8/SQ7)

£3,904.68 £4,593.74
Large Bore Downpipes and De Cat (Audi RSQ8/SQ8/SQ7)

Milltek Exhausts

Large Bore Downpipes and De Cat (Audi RSQ8/SQ8/SQ7)

£2,439.59 £2,870.11
Large Bore Downpipe & Hi Flow Race Cat - For Milltek Cat Back (Golf Mk8 R/Audi S3 8Y)

Milltek Exhausts

Large Bore Downpipe & Hi Flow Race Cat - For Milltek Cat Back (Golf Mk8 R/Audi S3 8Y)

£879.72 £1,034.96
Large Bore Downpipe & Hi Flow Sports Cat - For Milltek Cat Back (Golf Mk8 R/Audi S3 8Y)

Milltek Exhausts

Large Bore Downpipe & Hi Flow Sports Cat - For Milltek Cat Back (Golf Mk8 R/Audi S3 8Y)

£1,173.83 £1,380.98
Audi S8 D4 Quattro - Cat Replacement Pipes

Milltek Exhausts

Audi S8 D4 Quattro - Cat Replacement Pipes

£1,627.96 £1,915.25
Audi S8 D4 Quattro - Hi-Flow Sports Cats

Milltek Exhausts

Audi S8 D4 Quattro - Hi-Flow Sports Cats

£4,014.06 £4,722.42
Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipe & Hi Flow Sports Cat (For OE System)

Milltek Exhausts

Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipe & Hi Flow Sports Cat (For OE System)

£4,216.29 £4,960.34
Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipe & Hi Flow Sports Cat (For Milltek System)

Milltek Exhausts

Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipe & Hi Flow Sports Cat (For Milltek System)

£4,229.21 £4,975.54
Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipes & De-Cat (For OE System)

Milltek Exhausts

Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipes & De-Cat (For OE System)

£2,550.41 £3,000.48
Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipes & De-Cat (For Milltek System)

Milltek Exhausts

Audi RS6/RS7 C8 & S8 D5 - Large Bore Downpipes & De-Cat (For Milltek System)

£2,563.32 £3,015.67
Mercedes A45/A45S + CLA45/45S AMG - Large Bore Downpipe & De-Cat

Milltek Exhausts

Mercedes A45/A45S + CLA45/45S AMG - Large Bore Downpipe & De-Cat

£841.92 £990.49
Mercedes A45/A45S + CLA45/45S AMG - Large Bore Downpipe & Hi-Flow Sports Cat - Includes OPF/GPF Bypass

Milltek Exhausts

Mercedes A45/A45S + CLA45/45S AMG - Large Bore Downpipe & Hi-Flow Sports Cat - Includes OPF/GPF Bypass

£1,461.17 £1,719.02
Large Bore Downpipes & De Cats (Audi RSQ8/SQ8/SQ7)

Milltek Exhausts

Large Bore Downpipes & De Cats (Audi RSQ8/SQ8/SQ7)

£2,416.07 £2,842.44
Large Bore Downpipes & Hi Flow Sports Cats (Audi RSQ8/SQ8/SQ7)

Milltek Exhausts

Large Bore Downpipes & Hi Flow Sports Cats (Audi RSQ8/SQ8/SQ7)

£3,881.16 £4,566.07
Mercedes A35 AMG (GPF Models) - Large Bore Downpipe

Milltek Exhausts

Sport Cat

Mercedes A35 AMG (GPF Models) - Large Bore Downpipe

£1,311.70 £1,543.18
Mercedes A35 AMG W177 Hatch (GPF Models) - Large-bore Downpipe and De-cat

Milltek Exhausts

Decat

Mercedes A35 AMG W177 Hatch (GPF Models) - Large-bore Downpipe and De-cat

£838.09 £985.99
Mercedes A35 AMG W177 Hatch (GPF Models) - Large Bore Downpipe and Decat

Milltek Exhausts

Mercedes A35 AMG W177 Hatch (GPF Models) - Large Bore Downpipe and Decat

£824.41 £969.89
BMW F80 M3/F82 M4 - Secondary Catalyst Delete - For Fitment to Milltek

Milltek Exhausts

BMW F80 M3/F82 M4 - Secondary Catalyst Delete - For Fitment to Milltek

£582.16 £684.90
Audi RS3 8Y/8V - V2 Large Bore Downpipe & De-Cat

Milltek Exhausts

Audi RS3 8Y/8V - V2 Large Bore Downpipe & De-Cat

£1,032.10 £1,214.24
VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Race Cat for OE Cat Back

Milltek Exhausts

VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Race Cat for OE Cat Back

From £834.90 £982.24
VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Race Cat for Milltek Cat Back

Milltek Exhausts

VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Race Cat for Milltek Cat Back

From £834.90 £982.24
VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Decat for OE Cat Back

Milltek Exhausts

VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Decat for OE Cat Back

From £515.72 £606.73
VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Decat for Milltek Cat Back

Milltek Exhausts

VW Polo GTI 2.0 TSI (AW - 5 Door/Non GPF Models) - Downpipe and Decat for Milltek Cat Back

From £515.72 £606.73
Ford Focus MK4 ST (GPF Equipped) - Large Bore Downpipe and De-Cat

Milltek Exhausts

Ford Focus MK4 ST (GPF Equipped) - Large Bore Downpipe and De-Cat

£294.02 £345.91
Ford Focus MK4 ST (GPF Equipped) - Large Bore Downpipe and Hi-Flow Sports Cat (For Fitment to GPF)

Milltek Exhausts

Ford Focus MK4 ST (GPF Equipped) - Large Bore Downpipe and Hi-Flow Sports Cat (For Fitment to GPF)

£738.94 £869.34
VW Polo GTI 2.0 TSI (AW - 5 Door/Pre Facelift/GPF Models) - Downpipe & De-Cat - For OE Cat-Back

Milltek Exhausts

VW Polo GTI 2.0 TSI (AW - 5 Door/Pre Facelift/GPF Models) - Downpipe & De-Cat - For OE Cat-Back

From £516.89 £608.11
VW Polo GTI 2.0 TSI (AW - 5 Door/Pre Facelift/GPF Models) - Downpipe & De-Cat - For Milltek Cat-Back

Milltek Exhausts

VW Polo GTI 2.0 TSI (AW - 5 Door/Pre Facelift/GPF Models) - Downpipe & De-Cat - For Milltek Cat-Back

From £516.89 £608.11
VW Polo GTI 2.0 TSI (AW - 5 Door/Pre Facelift/GPF Models) - Downpipe

Milltek Exhausts

VW Polo GTI 2.0 TSI (AW - 5 Door/Pre Facelift/GPF Models) - Downpipe

From £836.08 £983.62
Audi RS6/RS7 C8 & S8 - Large Bore Downpipe

Milltek Exhausts

Decat

Audi RS6/RS7 C8 & S8 - Large Bore Downpipe

From £2,526.89 £2,972.81
Audi RS6/RS7 C8 & S8 - Large Bore Downpipe & Hi-Flow Sports Cat inc GPF Bypass - For OE

Milltek Exhausts

Audi RS6/RS7 C8 & S8 - Large Bore Downpipe & Hi-Flow Sports Cat inc GPF Bypass - For OE

£4,192.77 £4,932.67

Downpipes & Sports Cats

Free up the restriction.

Downpipes and sports catalytic converters are one of the most effective upgrades for turbocharged engines. By reducing exhaust restriction, they allow the turbo to spool faster and support higher power levels.

At Fifty9 Performance, we supply performance downpipes and sports cats in the UK designed to improve exhaust flow and unlock additional performance.

  • Performance Downpipes - reduce exhaust restriction and improve turbo response
  • Sports Catalytic Converters - high flow catalytic converters for performance builds
  • Decat Pipes - maximum exhaust flow for track focused setups
  • Installation Hardware - gaskets and fittings for exhaust upgrades

If you are looking for performance downpipes, sports cats or decat pipes, explore our range and unlock more power from your turbocharged engine.
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