CTS Turbo presents an atmospheric BOV kit (blow-off valve) for BMW N20 engines. The kit is made from machined aluminium and can be fully serviced. It is designed to work with the factory electronics and does not trigger the engine warning light.
The valve replaces the factory plastic unit, which can fail due to torn diaphragms, cracked plastic and electrical faults. The piston design ensures a long service life, simple installation, full serviceability and a pronounced sound. The valve is slightly shorter than the original unit, so it also fits well in the tight engine bay of the N20 engine.
Installing the kit does not require removal of the factory turbocharger. Installation takes 60–120 minutes, depending on the installer’s speed and experience.
Note: If the vehicle has an electric wastegate, a charge pressure connection (boost tap) is required to install this BOV valve.
Product features
- Constructed from machined T6061 aluminium
- Black anodised finish
- Full compatibility with the original electronics
- Piston design with full serviceability
- Significantly improved reliability compared with the original part
- The wiring of the original recirculation valve must be modified for connection to the solenoid
- Compact design for installation in limited space
- Weight: 1.81 kg
Suitable for: BMW 3 VI (F30/F31/F34/F80), BMW 4 I (F32/F33/F36/F82/F83), BMW 5 VI (F10/F11).
Compatible vehicles (manufacturer data)
| Vehicle | Chassis | Years | Engine |
|---|---|---|---|
| BMW 320i | — | 2013–2016 | — |
| BMW 328i | — | 2012–2016 | — |
| BMW 328i xDrive | — | 2012–2016 | — |
| BMW 428i | — | 2014–2016 | — |
| BMW 428i xDrive | — | 2014–2016 | — |
| BMW 528i | — | 2012–2016 | — |
| BMW 528i xDrive | — | 2012–2016 | — |
Before ordering, check that the product matches your vehicle (model, year and engine). If in doubt, write to us — we will check for you.

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