ZERONINE DESIGN

09D GPF-Back Exhaust System | Focus MK4/4.5 ST

£750.00 £900.00 (inc.VAT)

09D GPF-Back Exhaust System | Focus MK4/4.5 ST
09D GPF-Back Exhaust System | Focus MK4/4.5 ST
09D GPF-Back Exhaust System | Focus MK4/4.5 ST
09D GPF-Back Exhaust System | Focus MK4/4.5 ST
09D GPF-Back Exhaust System | Focus MK4/4.5 ST

ZERONINE DESIGN

09D GPF-Back Exhaust System | Focus MK4/4.5 ST

£750.00 £900.00 (inc.VAT)

Transform the sound, style, and performance of your Ford Focus ST Mk4/Mk4.5 with the ZERONINE DESIGN GPF-Back Exhaust System - engineered in the UK to deliver precision-fit quality, reduced back-pressure, and an exhilarating exhaust note without unwanted cabin boom.


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Crafted from premium 304-grade stainless steel, this 3-inch (76mm) bore system has been designed specifically for hatchback models to optimise exhaust gas-flow and retain everyday refinement while providing an unmistakably dynamic tone - enhanced further when you switch into Sport or Track modes.

Each system is precision TIG-welded and finished to perfection, featuring a brushed matte finish, embossed rear resonator, and signature 09D carbon fibre tailpipe trims - a true fusion of performance engineering and motorsport-inspired design.

  • 3" (76mm) free-flowing bore reduces back-pressure
  • 304 stainless steel for corrosion resistance and durability
  • Refined internal muffler design eliminates cabin drone
  • Deep, performance tone in Normal mode / Enhanced in Sport mode
  • Signature 09D carbon fibre tailpipe trims
  • Embossed resonator casing for authentic 09 Design detail
  • CAD designed to ensure exact fitment and perfect alignment
  • Material: 304-grade stainless steel
  • Bore size: 3.0" (76 mm)
  • Configuration: GPF-back system (retains OE GPF)
  • Finish: Brushed matte
  • Weld type: TIG
  • Tailpipes: Dual 09D Stainless Steel / Carbon Fibre tips
  • Fitment: Hatchback models only
  • Installation: Requires cutting after GPF in factory break point for ease of installation - cutting point info available.
  • Sound profile: Deep tone in Normal / aggressive pops in Sport
  • High-flow GPF-back exhaust system
  • 2x Carbon Fibre Exhaust Trims
  • Exhaust Clamps, Gasket and Hardware

Autobeam | Autoprint | Auto Finesse

Orders placed before 1pm 
Processed & shipped the same day unless otherwise stated.

Orders placed after 1pm
Processed & shipped the next working day.

Orders placed after 1pm on a Friday.
Processed & shipped the following Monday.

Orders are shipped Monday-Friday only.

All other brands

In stock items normally delivered within 1-3 days. Items made to order can be upto several weeks.

Stock for all other brands are not monitored therefor may be out of stock.

Information

Crafted from premium 304-grade stainless steel, this 3-inch (76mm) bore system has been designed specifically for hatchback models to optimise exhaust gas-flow and retain everyday refinement while providing an unmistakably dynamic tone - enhanced further when you switch into Sport or Track modes.

Each system is precision TIG-welded and finished to perfection, featuring a brushed matte finish, embossed rear resonator, and signature 09D carbon fibre tailpipe trims - a true fusion of performance engineering and motorsport-inspired design.

Features

  • 3" (76mm) free-flowing bore reduces back-pressure
  • 304 stainless steel for corrosion resistance and durability
  • Refined internal muffler design eliminates cabin drone
  • Deep, performance tone in Normal mode / Enhanced in Sport mode
  • Signature 09D carbon fibre tailpipe trims
  • Embossed resonator casing for authentic 09 Design detail
  • CAD designed to ensure exact fitment and perfect alignment

Technical Data

  • Material: 304-grade stainless steel
  • Bore size: 3.0" (76 mm)
  • Configuration: GPF-back system (retains OE GPF)
  • Finish: Brushed matte
  • Weld type: TIG
  • Tailpipes: Dual 09D Stainless Steel / Carbon Fibre tips
  • Fitment: Hatchback models only
  • Installation: Requires cutting after GPF in factory break point for ease of installation - cutting point info available.
  • Sound profile: Deep tone in Normal / aggressive pops in Sport

What's in the box

  • High-flow GPF-back exhaust system
  • 2x Carbon Fibre Exhaust Trims
  • Exhaust Clamps, Gasket and Hardware

Shipping

Autobeam | Autoprint | Auto Finesse

Orders placed before 1pm 
Processed & shipped the same day unless otherwise stated.

Orders placed after 1pm
Processed & shipped the next working day.

Orders placed after 1pm on a Friday.
Processed & shipped the following Monday.

Orders are shipped Monday-Friday only.

All other brands

In stock items normally delivered within 1-3 days. Items made to order can be upto several weeks.

Stock for all other brands are not monitored therefor may be out of stock.

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