This stainless steel downpipe is designed for BMW 120i and 125i F20/F21 LCI models with the B48 2.0T engine and OPF filter (2018 and later). The downpipe offers an OEM fit and significantly improves exhaust gas flow. Combined with Stage 2 tuning, significant power and torque gains are possible.
Advantages
• Specific for OPF versions (2018+)
• Perfect fit like OEM
• Better flow of exhaust gases
• Suitable for Stage 2 tuning
• High-quality finish in 304 stainless steel
• 100% fit guarantee
Technical specifications
• Model: BMW 120i / 125i F20 F21 LCI
• Engine: B48 2.0T
• Implementation: OPF (2018+)
• Year of construction: 2018 – 2019
• Material: 304 stainless steel
• Connection size: Original ball flange
• Diameter: 88.9 mm / 3.5 inches
Performance indication (Stage 2 – 120i 184 hp)
• Power: 184 hp → 290 hp (+106 hp)
• Torque: 270 Nm → 450 Nm (+180 Nm)
Results depend on software and further modifications
Compatibility
• BMW 120i F20 LCI B48 OPF (2018–2019)
• BMW 120i F21 LCI B48 OPF (2018–2019)
• BMW 125i F20 LCI B48 OPF (2018–2019)
• BMW 125i F21 LCI B48 OPF (2018–2019)
Contents
• Stainless steel downpipe for B48 OPF version
Frequently Asked Questions
Is this downpipe suitable for all F20/F21 models?
No, only for 2018+ LCI models with OPF filter.
Will this fit the original exhaust system?
Yes, equipped with original ball flange connection.
Is tuning necessary?
Yes, for optimal performance and to avoid error codes, Stage 2 software is recommended.