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Ford Focus RS Mk2 Fuel Rails
Upgrading or refreshing the fuel rail on your Ford Focus RS Mk2 keeps the fuel system stable, reliable and ready for proper tuning. Whether you are chasing consistent power, supporting bigger injectors or simply replacing tired factory hardware, our range of Fuel Rails in the Fuel & Ignition range has you covered.
Start a search for your vehicle to find the right parts!
£631.54
This product has multiple variants. The options may be chosen on the product page
£504.21
This product has multiple variants. The options may be chosen on the product page
£560.23
This product has multiple variants. The options may be chosen on the product page
£611.17
This product has multiple variants. The options may be chosen on the product page
Upgraded fuel rails are about reliability and headroom, not just shiny hardware under the bonnet. On a tuned Ford Focus RS Mk2, the stock rail can become a bottleneck once you start pushing bigger injectors, higher fuel pressure, or running serious power levels. A quality aftermarket Fuel Rails helps maintain consistent fuel delivery to each cylinder, reduces pressure drop along the rail, and gives you a stronger base for future fuelling upgrades like pumps, lines, and regulators.
If you are building a fast road car, track toy, or full-on race setup, a performance fuel rail can support more stable fuelling under sustained load, hard cornering, and high temperatures. That stability translates into smoother power delivery and a bit more confidence when you are leaning on the car. Paired with the right injectors and ECU calibration, a good Fuel & Ignition setup helps your Ford Focus RS Mk2 make reliable, repeatable power rather than chasing numbers on a dyno printout.