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Ford Performance Parts Buying Guide

Everything you need to know about upgrading your Ford Fiesta ST, Focus ST, or Focus RS. From Stage 1 tuning to complete performance builds, we'll help you make informed decisions about the best parts for your vehicle.

Stage 1 vs Stage 2 Tuning: Which Should You Choose?

When it comes to Ford performance tuning, understanding the difference between Stage 1 and Stage 2 modifications is crucial. These stages represent different levels of performance enhancement, each with distinct benefits and investment requirements.

Stage 1 Tuning

Power Gain

+20-40 bhp increase

Typical Cost

£800-1,500

Components

  • Induction kit (Airtec, Ramair)
  • Performance exhaust
  • ECU remap/tune

Stage 2 Tuning

Power Gain

+50-80+ bhp increase

Typical Cost

£2,500-4,500

Components

  • All Stage 1 components
  • Upgraded intercooler
  • Turbo upgrades
  • Fuel system upgrades

Pro Tip: Start with Stage 1 modifications to maximize bolt-on potential before investing in more expensive Stage 2 upgrades. This approach gives you the best value for money.

Induction Kits: Airtec vs Ramair

Induction kits are one of the most popular first modifications for Ford performance enthusiasts. They improve airflow to the engine, enhance throttle response, and deliver a more aggressive engine sound. The two market leaders are Airtec and Ramair, each offering distinct advantages.

FeatureAirtecRamair
Power Gain5-8 bhp5-10 bhp
Price Range£250-350£200-300
SoundAggressive, turbo whistleSmooth, natural
InstallationModerate difficultyEasy
Best ForEnthusiasts wanting aggressive soundBudget-conscious buyers

Both kits deliver excellent value and noticeable improvements. Airtec kits tend to produce a more aggressive turbo whistle that many enthusiasts love, while Ramair offers a more subtle approach with excellent value for money. Either choice will significantly improve your Ford's responsiveness and engine sound.

Performance Exhaust Systems

A quality performance exhaust is essential for any Ford tuning project. Modern exhausts like Scorpion, Cobra, and Milltek systems reduce back pressure, improve gas flow, and deliver significant power gains while providing an aggressive engine note that transforms your driving experience.

Scorpion Performance Exhausts

Known for aggressive sound and excellent build quality. Scorpion exhausts typically add 10-15 bhp and deliver a distinctive, sporty tone.

Typical Cost: £400-600

Cobra Performance Exhausts

Premium option with exceptional craftsmanship. Cobra systems offer 12-18 bhp gains and refined sound quality.

Typical Cost: £600-900

Milltek Performance Exhausts

Lightweight and efficient design. Milltek exhausts deliver 8-12 bhp gains with a balanced, performance-oriented sound.

Typical Cost: £500-750

Getting Started: Your First Modifications

If you're new to Ford performance tuning, follow this recommended progression to maximize value and performance gains:

  1. 1

    Start with an Induction Kit

    Cost-effective first modification that improves throttle response and engine sound. Expect 5-10 bhp gains.

  2. 2

    Add a Performance Exhaust

    Reduces back pressure and complements your induction kit. Adds 10-15 bhp and transforms engine sound.

  3. 3

    Get an ECU Remap

    Optimizes engine management to maximize gains from your bolt-on modifications. Adds 15-25 bhp.

  4. 4

    Upgrade Your Suspension

    Improves handling and cornering grip. Consider coilovers or upgraded springs and dampers.

  5. 5

    Consider Stage 2 Upgrades

    Once bolt-ons are maximized, explore intercoolers, turbo upgrades, and fuel system modifications.

Total Stage 1 Investment

Following this progression typically costs £800-1,500 and delivers 30-50 bhp gains with excellent value for money.

Ready to Upgrade Your Ford?

Browse our complete selection of performance parts and start your tuning journey today.