Cat-back Milltek Seat Leon 5F Cupra ST - ECE - with primary - resonated + rear muffler - Quad GT80 Cerakote Black exhaust tips

Milltek Sport Exhaust System for Seat Leon 5F Cupra ST

Does the factory sound of your Seat Leon 5F Cupra ST leave you wanting more? This Milltek Sport stainless steel exhaust system is the most requested option among owners: more presence, a real sound signature, and build quality that lasts.

Technical specifications

• Milltek part number: SSXSE171
• Part type: Exhaust system
• Configuration: resonated (with resonator)
• Details: ECE homologated - With primary muffler - With resonator and with rear muffler - Quad GT80 black Cerakote exhaust tips
• Tube diameter: 76.2 mm (3 in)
• Outlets: 4 GT80 outlets of 80 mm
• Tip finish: black Cerakote (high-temperature ceramic)
• Material: aerospace-grade stainless steel
• Homologation: ECE / EC homologated
• Manufacturer: Milltek Sport (UK)

Compatible vehicles

• Seat Leon 5F Cupra ST 2.0 TSI 280-290 hp (Wagon, 2015-2019, without DPF)

Not sure about fitment for your vehicle? Contact us with your VIN before ordering.

Our most frequently asked questions

• Highway drone? That is the number one concern on forums. This version keeps a resonator: the sound stays full under acceleration, but the system stays quiet at steady speed, ideal for daily driving.
• Homologation: this system is ECE / EC homologated, a real plus for driving with peace of mind and passing the technical inspection.
• Installation: the system uses the original mounting points. A shop with the right equipment typically fits it in one to two hours.

Why choose Milltek Sport?

A reference among European tuners, Milltek Sport tunes each of its systems directly on the vehicle. Mandrel bending, clean welds and aerospace-grade stainless steel make for a system that lasts and sounds right.

Going further

• Resonated or non-resonated cat-back exhaust: which one to choose for your car?
• Exhaust systems and the French technical inspection