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Scion iA Engine Performance Parts

Upgrade Your 2016-2019 Scion iA Engine Performance

Designed specifically for your 2016-2019 Scion iA, our collection of engine performance parts helps you unlock smoother acceleration, improved response, and enhanced reliability. Whether you're upgrading your intake, exhaust, or tuning your ECU, these parts are built to maximize your vehicle’s potential. Our curated selection includes high-quality filters, headers, ignition components, and tuning support, all engineered for precise fitment and long-lasting performance.

Achieve better throttle response, increased horsepower, and a more engaging driving experience with our trusted aftermarket upgrades. Perfect for daily drivers, enthusiasts, and track days alike, these parts are crafted to elevate your iA’s engine response and overall reliability. Explore our range of performance upgrades designed to meet your goals and keep your vehicle running at its best.

Shop engine performance upgrades for your iA at FastScions.

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511 Results

Vibrant -6AN Straight Hose End Fitting: Fits Most Models
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Vibrant -6AN Straight Hose End Fitting: Fits Most Models

Vibrant

Regular price $13.50 $9.99 26% off

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Vibrant Silicone Coupler 3in Black: Fits Most Models
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Vibrant Silicone Coupler 3in Black: Fits Most Models

Vibrant

Regular price $23.50 $17.50 26% off

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per 

Turbosmart Silicone Coupler 2.5in Black: Fits Most Models
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Turbosmart Silicone Coupler 2.5in Black: Fits Most Models

Turbosmart

Regular price $27.99 $25.19 10% off

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Turbosmart GenV HyperGate45HP External Wastegate: Fits Most Models 35psi Black
Turbosmart GenV HyperGate45HP External Wastegate: Fits Most Models 35psi Black
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Turbosmart GenV HyperGate45HP External Wastegate: Fits Most Models 35psi Black

Turbosmart

Regular price $705.99 $635.39 10% off

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Vibrant -6AN 90 Degree Swivel Hose End Fitting: Fits Most Models
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Vibrant -6AN 90 Degree Swivel Hose End Fitting: Fits Most Models

Vibrant

Regular price $29.79 $22.50 24% off

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Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (High Flow)
Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (High Flow)
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Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (High Flow)

Turbosmart

Regular price $366.99 $330.29 10% off

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Turbosmart Silicone Reducer 2in-2.5in: Fits Most Models
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Turbosmart Silicone Reducer 2in-2.5in: Fits Most Models

Turbosmart

Regular price $29.99 $26.99 10% off

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Turbosmart GenV Blow Off Valve Purple: Fits Most Models
Turbosmart GenV Blow Off Valve Purple: Fits Most Models
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Turbosmart GenV Blow Off Valve Purple: Fits Most Models

Turbosmart

Regular price $355.99 $320.39 10% off

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HKS Suction Return Pipe Fitting: Fits Most Models
HKS Suction Return Pipe Fitting: Fits Most Models
Turbosmart Silicone Elbow (90deg) 2in Black: Fits Most Models
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Turbosmart Silicone Elbow (90deg) 2in Black: Fits Most Models

Turbosmart

Regular price $34.99 $31.49 10% off

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Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (Lightweight)
Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (Lightweight)
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Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (Lightweight)

Turbosmart

Regular price $355.99 $320.39 10% off

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per 

Turbosmart Manual Boost Controller (Blue): Fits Most Turbocharged Models
Turbosmart Manual Boost Controller (Blue): Fits Most Turbocharged Models
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Turbosmart Manual Boost Controller (Blue): Fits Most Turbocharged Models

Turbosmart

Regular price $124.99 $112.49 10% off

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HKS Super SQV4 Blow Off Valve: Fits Most Turbocharged Models
HKS Super SQV4 Blow Off Valve: Fits Most Turbocharged Models
HKS Blow Off Valve: Fits Most Models
HKS Blow Off Valve: Fits Most Models

HKS Blow Off Valve: Fits Most Models

HKS

$363.00

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Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (Configurable Springs)
Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (Configurable Springs)
Sale

Turbosmart GenV RacePort Blow Off Valve: Fits Most Scion & Toyota Turbo Models (Configurable Springs)

Turbosmart

Regular price $355.99 $320.39 10% off

Unit price
per 

Turbosmart GenV Blow Off Valve Red: Fits Most Models
Turbosmart GenV Blow Off Valve Red: Fits Most Models
Sale

Turbosmart GenV Blow Off Valve Red: Fits Most Models

Turbosmart

Regular price $355.99 $320.39 10% off

Unit price
per 

Scion iA Engine Performance Parts to Maximize Your 2016-2019 Model's Power and Reliability

Enhance your 2016-2019 Scion iA with high-quality engine performance parts designed to improve acceleration, response, and overall engine efficiency. Our curated collection helps you unlock your vehicle’s full potential, whether you're aiming for daily reliability or track-ready performance.

What are the benefits of upgrading engine performance parts for your Scion iA?

Upgrading your engine components can lead to smoother acceleration, increased horsepower, and improved throttle response. These enhancements not only boost your driving experience but also contribute to better engine reliability and longevity. Properly selected parts ensure your iA runs efficiently under various driving conditions.

  • Enhanced power delivery and responsiveness
  • Better fuel efficiency and engine longevity
  • More engaging driving experience

How do I choose the right performance upgrades for my Scion iA?

When selecting parts for your iA, consider your driving goals—whether daily commuting, spirited canyon runs, or track days. Focus on compatible upgrades like high-flow filters, performance headers, or ECU tuning modules that match your vehicle’s specifications. Proper installation and supporting modifications ensure optimal results.

What supporting modifications should I consider for optimal engine performance?

To maximize the benefits of your engine upgrades, consider supporting parts such as upgraded intake systems, exhaust components, and tuning support like ECU flashers or piggyback modules. Regular maintenance, including quality oil and filter changes, also plays a vital role in maintaining peak performance. Shop this collection at FastScions to find the best upgrades for your Scion iA.

SELECT YOUR VEHICLE