BMW F70 M135i 2024-2026: GPF-back system Scorpion, Daytona black ceramic tailpipes

Not enough sound from BMW F70 M135i? This Scorpion GPF-back system replaces everything behind the particulate filter (GPF) with stainless steel.

A more expressive sound and a freer-flowing exhaust.

What it changes

• Stainless steel, routing designed for this model.
• Valves: quiet when cruising, opens up when you push the engine.
• Tailpipes: Daytona black ceramic (100 mm).

In everyday use

On the motorway, the presence (or absence) of a resonator makes the difference between a refined note and constant drone. Keep that in mind before choosing, especially if you cover a lot of miles.

Technical data

• Part number: SBMS117C
• Pipe diameter: 70 mm (2.75 in)
• Material: Stainless steel
• Valves: Yes
• Tailpipes: Daytona black ceramic
• Tailpipe diameter: 100 mm
• Scorpion weight: 16.39 kg
• OE system weight: 21.85 kg

Frequently asked questions

Does the original exhaust need cutting? The original system requires cutting.

What do the valves do? The valves control the gas flow: a quieter exhaust when cruising, more expressive when you push the engine.

Which tailpipe finish is this? This part number is the following tailpipe finish: Daytona black ceramic (100 mm).

Compatibility

• Vehicles: BMW F70 M135i
• Years: 2024-2026
• Connects to: OE or Scorpion system

Why Scorpion?

Scorpion is a British maker of stainless steel exhausts, with part numbers dedicated to each model and several tailpipe finishes to personalise the rear.