BMW M135i F40 Scorpion Turbo-Downpipe – Sports Catalyst or De-Cat (2020–2022)
Upgrade your BMW M135i xDrive F40 with a Scorpion Exhaust turbo-downpipe. Available as a high flow sports catalyst or a de-cat pipe, this performance downpipe replaces the restrictive OE catalyst to improve exhaust flow on GPF models. Direct fit to OEM or Scorpion systems for a clean, hassle-free install and a purposeful, motorsport-inspired sound.
Why choose this Scorpion M135i F40 downpipe
- Designed to reduce back pressure and free up exhaust flow on the BMW M135i F40 GPF model
- Sharper response and faster turbo spool compared with the OE catalyst
- Deeper, more aggressive exhaust tone when paired with OEM or Scorpion cat-back
- Lightweight construction – save approximately 1.8 kg over OEM
- Built to integrate with factory mounting points and sensors
Key product details
- Product type: Turbo-Downpipe
- Fitment years: 2020–2022
- Model fitment: BMW M135i xDrive F40 GPF model
- Fits to: OEM or Scorpion cat-back systems
- Weight difference: OEM 4.8 kg, Scorpion 3.0 kg – 1.8 kg reduction
- Closed circuit product: Yes
- Options: High flow sports catalyst or de-cat
Choose your option
- Sports catalyst – High flow sports cat that replaces the OE catalyst for increased flow while retaining a catalyst element. Ideal for enthusiasts who want performance and a refined tone on the M135i F40.
- De-cat – Maximum flow and the most aggressive sound for closed-circuit, off-road and track use only.
Real-world feedback
We have fitted and run Scorpion hardware on our own builds and customer cars. The fitment, finish and sound are consistently praised. Expect a noticeable improvement in response and a stronger, sportier note from your BMW M135i F40.
Professional fitting
We recommend professional installation. Nforcd offers in-house fitting in Warwickshire. For a fitting quote and availability, email Sales@nforcd.com.
Legal and usage notes
This is a closed circuit product. De-cat options are not for road use. Always check local regulations and emissions requirements before purchase and installation.
Compatibility and search terms
Compatible with BMW M135i xDrive F40 GPF 2020, 2021, 2022. Works with OEM exhaust and Scorpion cat-back systems. Popular searches include: BMW M135i F40 downpipe, Scorpion downpipe M135i, M135i F40 turbo downpipe, M135i sports cat, M135i de-cat, M135i decat, M135i catless downpipe, BMW M135i xDrive GPF downpipe, Scorpion Exhaust M135i F40, BMW M135i performance exhaust upgrade, M135i F40 sports catalyst, M135i F40 de-cat pipe, M135i F40 turbo downpipe upgrade.