BMW M140i F20 F21 4.5" Downpipe with 90mm Flex & 100 CPSI Race Cat by Milltek

• Milltek performance engineering: Manufactured by Milltek for performance-focused exhaust applications.
• 4.5-inch downpipe: Large-diameter pipework designed to support improved exhaust gas flow.
• 90mm flex section: Helps accommodate movement and vibration within the exhaust system.
• 100 CPSI race catalytic converter: High-flow catalytic converter designed for reduced exhaust restriction compared with more restrictive catalyst configurations.
• Performance-focused design: Suitable for modified BMW M140i applications where exhaust flow is a priority.
• F20 / F21 compatibility: Designed for the BMW M140i across the relevant hatchback body styles.

• Make: BMW
• Model: M140i
• Chassis: F20 / F21
• Body styles: 5-door hatchback (F20) and 3-door hatchback (F21)

Please verify your vehicle's exact specification, engine configuration and existing exhaust setup before purchasing, as compatibility may vary by model year and exhaust arrangement.

Emissions and road-use notice: The 100 CPSI race catalytic converter may not meet applicable emissions requirements for road use in all jurisdictions. Please confirm local regulations, inspection requirements and vehicle compliance before installation. Professional fitting is recommended.

Enhance your BMW M140i's exhaust setup with the Milltek 4.5" Downpipe with 90mm Flex Section and 100 CPSI Race Catalytic Converter — a performance-focused upgrade designed for enthusiasts looking to optimise exhaust flow and support a modified build.

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