Large Bore Downpipe and Hi-Flow Sports Cat - with HJS HQ 200CPSI Cats (No CEL or ECU Software Required) - Fits to OE OPF/GPF & Milltek Sport OPF/GPF Bypass Sections 4 Series G82 M4 & M4 Competition S58 (OPF/GPF Only) 2020 - SSXBM1235 £2,700.00 £3,000.00 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Particulate Filter-back - Axle Back System with JET-115 Carbon Trims - 4 Series - G82 M4 & M4 Competition S58 3.0 Turbo (OPF/GPF Equipped Cars Only) - 2020- £2,952.57 £3,280.63 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Particulate Filter-back - Axle Back System with GT-115 Polished Trims - 4 Series - G82 M4 & M4 Competition S58 3.0 Turbo (OPF/GPF Equipped Cars Only) - 2020- £2,409.11 £2,676.79 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Particulate Filter-back - Axle Back System with GT-115 Cerakote Black Trims - 4 Series - G82 M4 & M4 Competition S58 3.0 Turbo (OPF/GPF Equipped Cars Only) - 2020- £2,676.77 £2,974.19 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Particulate Filter-back - Axle Back System with GT-115 Burnt Titanium Trims - 4 Series - G82 M4 & M4 Competition S58 3.0 Turbo (OPF/GPF Equipped Cars Only) - 2020- £3,014.95 £3,349.94 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Particulate Filter-back - Axle Back System with GT-115 Brushed Titanium Trims - 4 Series - G82 M4 & M4 Competition S58 3.0 Turbo (OPF/GPF Equipped Cars Only) - 2020- £2,877.44 £3,197.15 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Road - Titanium GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1124 £2,214.02 £2,460.02 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Road - Polished GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1126 £1,802.23 £2,002.48 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Road - Cerakote Black GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1125 £1,953.04 £2,170.04 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Road - Carbon Jet-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1122 £2,006.96 £2,229.96 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Road - Burnt Titanium GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1123 £2,378.93 £2,643.26 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Race - Titanium GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1119 £2,214.02 £2,460.02 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Race - Polished GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1117 £1,802.23 £2,002.48 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Race - Cerakote Black GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1118 £1,953.04 £2,170.04 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Race - Carbon Jet-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1121 £2,006.96 £2,229.96 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
Cat-back - GPF/OPF Back - Race - Burnt Titanium GT-90 Trims - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1120 £2,378.93 £2,643.26 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
GPF/OPF Bypass - Large Bore Downpipes with OPF/GPF Bypass and High Flow Sports Cats - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1127 £1,649.44 £1,832.71 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart
GPF/OPF Bypass - Large Bore Downpipes with OPF/GPF Bypass and Decats - 4 Series - F82/83 M4 Coupe/Convertible & M4 Competition Coupé (OPF/GPF equipped models only) - 2019 - 2020 - SSXBM1128 £995.05 £1,105.61 Every Milltek system is designed, developed and hand-finished here in the UK by time-served craftsmen, each one produced in aerospace grade type 304, non-magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost... Add to Cart