SCITOO alternator for Mazda CX-5 front view supports steady charging on commutes.
SCITOO alternator Mazda CX-5 side view shows compact high-output body.
SCITOO alternator Mazda CX-3 front view boosts electrical capacity.
SCITOO MX-5 Miata close-up highlights durable build and fit.
SCITOO Toyota Yaris front view emphasizes reliable 12V output.
SCITOO Yaris iA front view shows efficient replacement part.
SCITOO Scion iA close-up confirms OEM-like connector and labels.
SCITOO 6-Groove pulley detail demonstrates belt compatibility.
SCITOO installation-ready alternator with mounting points and wiring harness.
SCITOO alternator for Mazda CX-5 front view supports steady charging on commutes.
SCITOO alternator Mazda CX-5 side view shows compact high-output body.
SCITOO alternator Mazda CX-3 front view boosts electrical capacity.
SCITOO MX-5 Miata close-up highlights durable build and fit.
SCITOO Toyota Yaris front view emphasizes reliable 12V output.
SCITOO Yaris iA front view shows efficient replacement part.
SCITOO Scion iA close-up confirms OEM-like connector and labels.
SCITOO 6-Groove pulley detail demonstrates belt compatibility.
SCITOO installation-ready alternator with mounting points and wiring harness.

SCITOO 100A 6-Groove CW Alternator for Mazda CX-5/CX-3/MX-5 & Toyota Yaris

Powerful, ready-to-install replacement for modern driving needs SCITOO delivers a 12V, 100A CW (clockwise) alternator with a...
Vendor: SCITOO
Availability: In stock
£174.07
£174.07
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SCITOO alternator for Mazda CX-5 front view supports steady charging on commutes.

SCITOO 100A 6-Groove CW Alternator for Mazda CX-5/CX-3/MX-5 & Toyota Yaris

£174.07
SCITOO alternator for Mazda CX-5 front view supports steady charging on commutes.
SCITOO alternator Mazda CX-5 side view shows compact high-output body.
SCITOO alternator Mazda CX-3 front view boosts electrical capacity.
SCITOO MX-5 Miata close-up highlights durable build and fit.
SCITOO Toyota Yaris front view emphasizes reliable 12V output.
SCITOO Yaris iA front view shows efficient replacement part.
SCITOO 6-Groove pulley detail demonstrates belt compatibility.
SCITOO installation-ready alternator with mounting points and wiring harness.

SCITOO 100A 6-Groove CW Alternator for Mazda CX-5/CX-3/MX-5 & Toyota Yaris

£174.07
Description
Description
x

Powerful, ready-to-install replacement for modern driving needs

SCITOO delivers a 12V, 100A CW (clockwise) alternator with a 6-Groove pulley, built to meet the electrical demands of today’s vehicles. The unit is compact and lightweight, yet engineered for durable charging under a variety of driving conditions. Whether you’re commuting, road-tripping, or cruising with the family, this alternator is designed to keep essential systems energized without adding unnecessary weight.

Key specifications at a glance include a 12V output, 100Amp capacity, external regulator, and an internal cooling fan. These features work together to support demanding electrical loads while helping maintain safe engine operation and battery health.

Fitment and compatible models

This model is a direct OEM replacement designed to fit a broad range of Mazda, Toyota, and Scion vehicles, based on the compatibility list provided by SCITOO. It covers mid-generation Mazda 3 and 6 sedans, multiple CX series, and MX-5 Miata, along with Yaris and Scion iA variants.

  • Mazda 3 2014-2018 2.0L; 2014-2016 2.5L; 2017-2018 2.5L
  • Mazda 6 2014-2017 2.5L; 2018-2021 2.5L
  • CX-3 2016-2018 2.0L; 2019-2021 2.0L
  • CX-5 2013-2016 2.0L; 2014-2018 2.5L; 2019 2.5L; 2022-2023 2.5L
  • MX-5 Miata 2016-2018 2.0L; 2019-2023 2.0L
  • Toyota Yaris 2019-2020 1.5L; Yaris iA 2017-2018 1.5L
  • Scion iA 2016 1.5L

What to expect on the road

With consistent 12V charging and robust 100A output, you may experience steadier electrical performance across lighting, climate control, and infotainment during longer trips or busy city driving. The result is smoother operation of core systems when demands spike.

Real-world scenarios where this replacement can shine include frequent engine starts with heavy electrical loads, long highway drives with multiple accessories, and aging components that previously showed signs of voltage fluctuation. Outcomes depend on overall vehicle condition and how the car is used.

Build quality and installation notes

  • New, high-output unit designed for compatibility with modern electronic systems
  • Precision CNC machined castings and components tested to OE standards
  • Direct OEM replacement with relevant reference numbers to support a smooth swap
  • Easy mounting and belt tensioning; follow standard safety steps and torque guidelines

Why choose SCITOO

SCITOO is a trusted source for automotive replacement parts, offering durable, performance-oriented alternators at accessible prices. Our technical support team can help with fitment questions and installation guidance to support a confident swap.

FAQ

Q: Which vehicles is the SCITOO 100A 6-Groove CW Alternator compatible with?

A: Fits Mazda CX-5 (2013-2019, 2022-2023), CX-3, MX-5 Miata, Mazda 3, plus Toyota Yaris and Scion iA variants.

Q: What should I know about installation and performance?

A: Direct OEM replacement with 12V, 100A output and 6-Groove pulley. Follow standard safety steps and belt tension guidance for best results.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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