OEX Alternator 12V 130A Denso Style – DXA4184HO
The OEX Alternator DXA4184HO is a high-output 12V, 130-amp alternator designed as a direct upgrade replacement for Denso-style units. Engineered for increased electrical demand, this alternator is ideal for modern vehicles requiring higher charging capacity, especially where factory units are upgraded from lower amperage systems.
Built using premium-quality components and manufactured to strict OE standards, this unit delivers enhanced charging performance, long service life, and dependable operation in both passenger and light commercial applications.
Key Features
- 130A high-output performance – ideal upgrade from lower amperage systems
- Denso-style design – direct OE replacement fitment
- High Output (HO) upgrade – replaces typical 90A units with 130A capacity
- Internal regulator (Pin Code IR201 / IR228) – ensures stable voltage control
- Twin leg mount configuration – accurate and secure installation
- Supplied with upgrade cable & fuse – ready for high-output conversion
- Brand new unit – not remanufactured
- 3-year passenger / 1-year commercial warranty
Specifications
- Voltage: 12V
- Output: 130 Amp
- Pulley Section: 7 Groove
- Pulley Outside Diameter: 58mm
- Regulator Type: Internal
- Pin Code: IR201 / IR228
- Adjusting Hole Diameter: 12.5mm
- Pivot Hole Diameter: M10 x 1.25 / 11mm
- Mount Type: Twin Leg
- Inside Mounting Legs: 51mm
- Mount Centre to Centre: 160mm
- Weight: Approx. 5.4kg
- Suits Unit Make: Denso
- Unit Type: New
Vehicle Applications
Commonly fitted to:
- Toyota Hilux GUN126R 2.8L 1GD-FTV Diesel (11/2015 →)
- Toyota Hilux GUN122R 2.4L 2GD-FTV Diesel (2015–2019)
- Toyota Fortuner (selected diesel models with Denso-style alternator)
(Always confirm compatibility using part number DXA4184HO and mounting configuration before purchase.)
Performance & Reliability
The DXA4184HO alternator is specifically designed for high-demand electrical systems, making it ideal for vehicles running accessories such as lighting upgrades, winches, and auxiliary equipment. Its increased output capacity ensures consistent battery charging and stable operation even under heavy load conditions.
With upgraded internal components and OE-style fitment, this alternator provides improved efficiency, durability, and long-term reliability across a wide range of driving environments including off-road and commercial use.
Why Choose OEX?
- Trusted aftermarket brand across Australia & New Zealand
- Designed for direct fitment and OE-level performance
- Built to handle harsh environments and high electrical loads
- Manufactured under strict quality control standards (ISO-certified suppliers)
- Backed by strong warranty support for peace of mind
