BMW 1 Series F20/F21 N13 114i 116i 118i 120i Turbo Downpipe | De-Cat / Decat Catless High-Flow Front Pipe | Stainless Performance Exhaust Upgrade | Stage 2 Ready | Non-xDrive

Transform the sound and response of your BMW 1 Series with a high-flow exhaust front section

Want quicker boost, sharper throttle feel and a deeper, sportier tone from your turbocharged 1 Series petrol? This free-flowing de-cat front pipe unleashes your N13 engine by dramatically reducing exhaust restriction. The result is faster turbo response, improved drivability and a more engaging soundtrack. A proven upgrade for enthusiasts looking to maximise performance, especially when paired with a remap or other supporting mods.

Key features

• High-flow catless front section for the N13 turbo engine
• Direct bolt-on fitment using factory mounting points
• OEM-style thermal shield to help manage bay temperatures
• Premium stainless-steel construction for durability and corrosion resistance
• Designed to reduce backpressure for quicker spool and stronger mid-range
• Crisper turbo whistle and a more purposeful exhaust note

Compatibility

Suits BMW F Series 1 Series petrol models with the N13 engine, non xDrive:

• 114i
• 116i
• 118i
• 120i

Why enthusiasts choose this upgrade

This performance front pipe is a favourite in the BMW tuning community for unlocking response and flow without compromising fitment. Our team at MJ Modifications has fitted and run this part on multiple customer builds and the feedback has been outstanding. It is a fantastic foundation for stage 1 and stage 2 style tuning, supporting higher airflow and helping the turbo come on song sooner.

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Shipping

Free delivery. Estimated dispatch window 5 to 10 days.

Professional fitting

Want it installed by specialists? Book fitting with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a quote and availability.