Milltek Porsche Cayman 718 GT4 4.0 (OPF/GPF Equipped Cars Only - Pre Feb 2020 build only) 2020-2023 Particulate Filter-back Exhaust Option:Polished GT-115 Trims OEM subframe is 9

OEM subframe is 9

including signals sent to the E-Gear ecu

back pressure is hugely reduced

Following an extensive development process by our in-house design engineer team

Direct replacement for original BMW G-series M car undertray

Milltek Porsche Cayman 718 GT4 4.0 (OPF/GPF Equipped Cars Only - Pre Feb 2020 build only) 2020-2023 Particulate Filter-back Exhaust Option:Polished GT-115 Trims OEM subframe is 9All Milltek performance exhaust systems are manufactured from T304L stainless steel; giving you the satisfaction of knowing that our products are meant to last within some of the toughest environments. T304L is a highly durable form of stainless steel that is far less susceptible to degradation and discolouration than many others of its kind, while it will last almost indefinitely.