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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

Turbosmart ProGate50 External Wastegate Sleeper Edition: Fits Most Models
Turbosmart ProGate50 External Wastegate Sleeper Edition: Fits Most Models
Sale

Turbosmart ProGate50 External Wastegate Sleeper Edition: Fits Most Models

Turbosmart

Regular price $642.99 $578.69 10% off

Unit price
per 

HKS Fuel Cut Defender: Fits Most Models
HKS Fuel Cut Defender: Fits Most Models

HKS Fuel Cut Defender: Fits Most Models

HKS

$160.00

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per 

Turbosmart GenV Electronic HyperGate45 Electronic External Wastegate: Fits Most Models
Turbosmart GenV Electronic HyperGate45 Electronic External Wastegate: Fits Most Models
Sale

Turbosmart GenV Electronic HyperGate45 Electronic External Wastegate: Fits Most Models

Turbosmart

Regular price $1,137.99 $1,024.19 10% off

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per 

HKS Gear Oil: Fits Most Models (52004-AK003)
HKS Gear Oil: Fits Most Models (52004-AK003)

HKS Gear Oil: Fits Most Models (52004-AK003)

HKS

$53.00

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per 

Turbosmart GenV Electronic CompGate40 Electronic External Wastegate: Fits Most Models
Turbosmart GenV Electronic CompGate40 Electronic External Wastegate: Fits Most Models
Sale

Turbosmart GenV Electronic CompGate40 Electronic External Wastegate: Fits Most Models

Turbosmart

Regular price $1,123.99 $1,011.59 10% off

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per 

Vibrant -10AN Male To -10AN Male ORB Straight Adapter Fitting: Fits Most Models
Sale

Vibrant -10AN Male To -10AN Male ORB Straight Adapter Fitting: Fits Most Models

Vibrant

Regular price $17.50 $12.99 26% off

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per 

HKS Gear Oil: Fits Most Models (52004-AK007)
Sold out

HKS Gear Oil: Fits Most Models (52004-AK007)

HKS

$53.00

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per 

Turbosmart GenV Electronic PowerGate60 Electronic External Wastegate: Fits Most Models
Turbosmart GenV Electronic PowerGate60 Electronic External Wastegate: Fits Most Models
Sale

Turbosmart GenV Electronic PowerGate60 Electronic External Wastegate: Fits Most Models

Turbosmart

Regular price $1,451.99 $1,306.79 10% off

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per 

Perrin Performance Battery Tie Down: Multiple Subaru Fitments
Perrin Performance Battery Tie Down: Multiple Subaru Fitments
Sale

Perrin Performance Battery Tie Down: Multiple Subaru Fitments

Perrin Performance

Regular price $82.00 $69.70 15% off

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per 

HKS Gear Oil: Fits Most Models 1L 75W140 G-1200
Sold out
Turbosmart GenV ProGate50 External Wastegate: 14psi Blue
Turbosmart GenV ProGate50 External Wastegate: 14psi Blue
Sale

Turbosmart GenV ProGate50 External Wastegate: 14psi Blue

Turbosmart

Regular price $635.99 $572.39 10% off

Unit price
per 

Vibrant Silicone Vacuum Hose Pit Pack Black: Fits Most Models
Sale

Vibrant Silicone Vacuum Hose Pit Pack Black: Fits Most Models

Vibrant

Regular price $72.50 $55.50 23% off

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per 

Turbosmart GenV ProGate50 External Wastegate: 14psi Red 50mm
Turbosmart GenV ProGate50 External Wastegate: 14psi Red 50mm
Sale

Turbosmart GenV ProGate50 External Wastegate: 14psi Red 50mm

Turbosmart

Regular price $635.99 $572.39 10% off

Unit price
per 

HKS Super Zero Racing Oil 0W-20 1L Can: Fits Most Models
HKS Super Zero Racing Oil 0W-20 1L Can: Fits Most Models
Turbosmart GenV Hypergate45-Lite External Wastegate (Alternate): Fits Most Models
Turbosmart GenV Hypergate45-Lite External Wastegate (Alternate): Fits Most Models
Sale

Turbosmart GenV Hypergate45-Lite External Wastegate (Alternate): Fits Most Models

Turbosmart

Regular price $512.99 $461.69 10% off

Unit price
per 

HKS Super Zero Racing Oil 0W-30 1L Can: Fits Most Models
HKS Super Zero Racing Oil 0W-30 1L Can: Fits Most Models

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