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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

Torque Solution Locking EFI Union Fitting 5/16 SAE w/ 1/8 NPT Port: Fits Most Models
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Turbosmart GenV RacePort Blow Off Valve (Female Flange): Fits Most Models
Turbosmart GenV RacePort Blow Off Valve (Female Flange): Fits Most Models
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Turbosmart GenV RacePort Blow Off Valve (Female Flange): Fits Most Models

Turbosmart

Regular price $343.99 $309.59 10% off

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Torque Solution Quick Disconnect Adapter Fitting: 3/8" SAE To -8AN Male Flare
Torque Solution Quick Disconnect Adapter Fitting: 3/8" SAE To -8AN Male Flare
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Turbosmart GenV Blow Off Valve w/ Female Flange: Fits Most Models (TS-0204-1141)
Turbosmart GenV Blow Off Valve w/ Female Flange: Fits Most Models (TS-0204-1141)
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Turbosmart GenV Blow Off Valve w/ Female Flange: Fits Most Models (TS-0204-1141)

Turbosmart

Regular price $343.99 $309.59 10% off

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Torque Solution Locking EFI Union Fitting: Fits Most Models

Torque Solution Locking EFI Union Fitting: Fits Most Models

Torque Solution

$23.32

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Turbosmart GenV Blow Off Valve: Fits Most Models w/ Female Flange Purple
Turbosmart GenV Blow Off Valve: Fits Most Models w/ Female Flange Purple
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Turbosmart GenV Blow Off Valve: Fits Most Models w/ Female Flange Purple

Turbosmart

Regular price $343.99 $309.59 10% off

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Turbosmart PowerGate60 CG / CO2 External Wastegate Black: Fits Most Models
Turbosmart PowerGate60 CG / CO2 External Wastegate Black: Fits Most Models
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Turbosmart PowerGate60 CG / CO2 External Wastegate Black: Fits Most Models

Turbosmart

Regular price $793.99 $714.59 10% off

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Torque Solution Turbo Oil Return Line Kit: Subaru EJ20 & EJ25 Engines w/ Precision Turbo
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Torque Solution Turbo Oil Return Line Kit: Subaru EJ20 & EJ25 Engines w/ Precision Turbo

Torque Solution

Regular price $144.43 $138.79 4% off

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Torque Solution Turbo Oil Return Line Kit: Fits Subaru EJ20/EJ25 with Garrett GTX/Borgwarner Turbos
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Torque Solution Turbo Oil Return Line Kit: Fits Subaru EJ20/EJ25 with Garrett GTX/Borgwarner Turbos

Torque Solution

Regular price $144.43 $138.79 4% off

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Torque Solution Modular Weld-On Flange Kit: For Use w/ Tial BOV
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Torque Solution Modular Weld-On Flange Kit: For Use w/ Tial BOV

Torque Solution

$54.79

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Vibrant Aluminum 3.0" 90 Degree Mandrel Bend: Fits Most Models
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Vibrant Aluminum 3.0" 90 Degree Mandrel Bend: Fits Most Models

Vibrant

Regular price $59.99 $44.99 25% off

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Turbosmart eBoost2 Electronic Boost Controller: Fits Most Models w/ 4 Port Solenoid
Turbosmart eBoost2 Electronic Boost Controller: Fits Most Models w/ 4 Port Solenoid
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Turbosmart eBoost2 Electronic Boost Controller: Fits Most Models w/ 4 Port Solenoid

Turbosmart

Regular price $804.39 $723.95 10% off

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

Turbosmart

Regular price $366.99 $330.29 10% off

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Turbosmart Kompact Plumb Back Diverter Valve w/ 34mm Fittings: Fits Most Models
Turbosmart Kompact Plumb Back Diverter Valve w/ 34mm Fittings: Fits Most Models
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Turbosmart Kompact Plumb Back Diverter Valve w/ 34mm Fittings: Fits Most Models

Turbosmart

Regular price $186.99 $168.29 10% off

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Vibrant -6AN Female Straight Push-On Style Hose End Fitting: Fits Most Models
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Vibrant -6AN Female Straight Push-On Style Hose End Fitting: Fits Most Models

Vibrant

Regular price $10.79 $7.79 28% off

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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