Precision fuel delivery is the backbone of every performance build, and fuel injectors in Canada are essential for drivers pushing for more horsepower. TooFast Auto Parts offers top-quality fuel injector sets from Injector Dynamics, DeatschWerks, and ISR Performance—engineered to optimize spray patterns, flow rates, and tuning reliability.
Whether you're running a turbocharged setup or upgrading your naturally aspirated build, high-performance fuel injectors are key to supporting engine modifications safely.
What Are Fuel Injectors and Why Do They Matter?
Fuel injectors are electronically controlled valves that spray atomized fuel into your engine’s combustion chamber. In performance applications, aftermarket injectors offer larger flow rates, faster response, and more consistent delivery.
Benefits of upgrading include:
- Support for forced induction setups (turbo/supercharger)
- Smoother fuel delivery and improved throttle response
- Compatibility with ethanol or race fuel
- Safer tuning with accurate AFR (air-fuel ratio)
To understand flow matching and injector sizing, check out this detailed injector tech guide.
Why Choose TooFast for Fuel Injectors in Canada
- Canadian supplier of Injector Dynamics and DeatschWerks
- 4Cyl and 6Cyl sets available for all major platforms
- Fast local shipping without customs or international delays
- Verified specs, injector impedance, and connector types
- Fitment support for JDM, Euro, and domestic builds
- Fuel system experts to help you size and match properly
TooFast provides the trusted parts needed for precise and safe engine tuning.
Popular Options for Fuel Injectors
Explore high-performance injector sets in our All Products Collection:
- Injector Dynamics ID1050X Injectors (14mm Top) – Matched set of 4 for high-performance 4-cylinder builds
- DeatschWerks 550cc Injectors – Perfect for RB26DETT Skyline GTR applications
- ISR Performance High Flow Injectors – For Nissan and Infiniti VQ engines
- Fuel Injector Sets – 6Cyl – Support for boosted and NA V6 builds
- E85-Compatible Options – Designed for race fuel or flex-fuel platforms
Every set includes full specs, flow testing info, and application compatibility.
Installation and Fitment Process
Installing injectors takes 1–3 hours depending on accessibility. Steps include:
- Relieving fuel system pressure
- Removing the fuel rail
- Swapping injectors with proper O-rings
- Reinstalling and checking for leaks
- ECU tuning or recalibration
TooFast offers advice on injector scaling, latency, and matching injectors to your fuel pump and ECU.
Best Vehicles for Fuel Injectors
Ideal for:
- Nissan 350Z / 370Z / Silvia / GTR
- Infiniti G35 / Q50 / Q60
- Subaru WRX / STI / Legacy GT
- Toyota Supra / GR Corolla
- Mazda RX-8 / Mazdaspeed 3
- Honda Civic Si / Type R / Accord 2.0T
Explore injector options in our All Products Collection.
Ready to Tune Up with Fuel Injectors in Canada?
TooFast Auto Parts delivers precision fuel injectors that support your performance goals. With verified compatibility, top brands, and expert support, we’ve got Canada’s builds covered.
Shop our full product catalog or contact our North York team for help matching your setup.