The Decat downpipe was developed for BMW models with the 2.0T B48 engine, equipped with OPF and V-band connections. This downpipe replaces the original catalytic converter and significantly improves exhaust gas flow. Designed for models that comply with the original Euro 6 standard.

Advantages

• Improved exhaust gas flow
• Decat version for maximum flow
• Suitable for OPF models
• V-band connection
• Equipped with 2 sensor ports

Technical specifications

• Type: Downpipe without catalytic converter (decat)
• Engine: BMW B48 2.0T
• Emission standard: Only for original Euro 6 models
• Motor side connection: 115/100 mm
• Connection exhaust side: 75 mm
• Number of ports: 2
• Flange: V-band

Compatibility

• BMW 1 Series F20 / F21 LCI 120i / 125i (2018–2020)
• BMW 2 Series F22 / F23 LCI 220i / 230i / iX (10.2015–2020)
• BMW 3 Series F30 / F31 / F34 GT LCI 330i / iX (2018–2020)
• BMW 3 Series G20 / G21 320i / 330i / iX (2018–2020+)
• BMW 4 Series F32 / F33 / F36 LCI 420i / 430i / iX (2018–)
• BMW 5 Series G30 / G31 520i / 530e / 530i / 530iX (2020–)
• BMW 6 Series G32 GT 630i (2018–)
• BMW 7 Series G11 / G12 LCI 730i / 740i / 740e (2018–)
• BMW X Models X3 G01 20i / 20iX / 30iX (2018–)
• BMW X Models X4 G02 20i / 20iX / 30iX (2018–)

Contents

• Decat downpipe

Frequently Asked Questions

Is this downpipe suitable for all Euro 6 models?
No, only for vehicles that are manufactured according to the original Euro 6 standard.

Is this an OPF version?
Yes, suitable for models with OPF and V-band connection.

Is tuning necessary?
Yes, when fitting a decat downpipe, modified ECU software is necessary to prevent error codes.