Milltek HJS ECE Approved Catted Downpipes for BMW 1 Series 114i 118i 120i (F20/F21) 2014+ - Fits OE & Milltek Sport Cat-Back Exhausts

Milltek HJS ECE Approved Catted Downpipes for BMW 1 Series 114i 118i 120i (F20/F21) 2014+ - Fits OE & Milltek Sport Cat-Back Exhausts

Regular price
£1,533.68
Sale price
£1,533.68
Regular price
Sold out
Unit price
per 
Tax included. Shipping calculated at checkout.

Milltek HJS Tuning ECE Downpipes for BMW 1 Series 114i 118i 120i F20 F21 2014 onwards

Upgrade your BMW 1 Series exhaust with Milltek HJS Tuning ECE Downpipes for a sharper, more responsive drive and a richer exhaust note. Designed, developed and hand-finished in the UK from aerospace grade type 304 non-magnetic stainless steel, these premium Milltek downpipes deliver optimised gas flow, durability and precise fitment to both OE factory systems and Milltek Sport cat back systems.

Why choose Milltek HJS Tuning ECE Downpipes

  • ECE compliant HJS Tuning specification for peace of mind where applicable
  • Manufactured from 304 stainless steel for long-lasting corrosion resistance
  • Mandrel bent pipework for smooth, constant-radius bends and improved gas flow
  • Carefully optimised bore sizing to enhance performance without sacrificing mid-range torque
  • Comprehensive acoustic development for a sporty, crisp tone with no NVH, drone or cabin resonance
  • Engineered to fit OE BMW exhaust systems and Milltek Sport cat back systems
  • Precision hand-finished in the UK by experienced craftsmen

Real-world results from Nforcd

We have fitted and run these Milltek HJS Tuning ECE downpipes on our own vehicles and customer cars. Feedback has been consistently positive, with customers praising the quality, fit and the refined, sporty sound. The improvement in response and flow is exactly what you expect from a Milltek performance exhaust upgrade for the BMW 1 Series.

Fitment

  • BMW 1 Series 114i F20 F21 2014 onwards
  • BMW 1 Series 118i F20 F21 2014 onwards
  • BMW 1 Series 120i F20 F21 2014 onwards
  • Designed for fitment to OE factory systems and Milltek Sport cat back systems

Installation and support

Professional fitting is recommended. Nforcd offers expert installation at our workshop in Warwickshire. To request a fitting quote or to check compatibility with your specific car, contact Sales@nforcd.com.

Key benefits at a glance

  • Premium build quality and materials
  • Improved exhaust flow and throttle response
  • Refined performance sound without unwanted drone
  • Direct compatibility with OE and Milltek Sport cat back setups
  • UK designed and hand-finished

Search-friendly terms

Milltek downpipe BMW 1 Series, BMW F20 downpipe, BMW F21 downpipe, BMW 114i downpipe, BMW 118i downpipe, BMW 120i downpipe, HJS ECE downpipe, ECE compliant downpipe, Milltek HJS tuning downpipe, BMW 1 Series performance exhaust, BMW 1 Series catted downpipe, Milltek Sport downpipe for BMW, turbo downpipe upgrade BMW 114i 118i 120i, BMW F20 F21 exhaust upgrade, Milltek stainless steel downpipe, UK performance exhaust BMW.

Note: Images and specifications are representative of the Milltek HJS Tuning ECE Downpipes range for the listed models. Always verify vehicle compatibility before ordering.