ILONPA Alternator for Toyota & Lexus 4.7L (2003–2009) — 12V 130A Direct-Fit with Internal Regulator

New ILONPA 12V 130A alternator designed to replace factory units on Toyota 4Runner, Sequoia, Tundra, Land Cruiser and Lexus GX/LX models with the 4.7L engine (2003–2009).

This direct-fit replacement alternator is built to match OE mounting, pulley size and electrical specifications so you can restore charging performance quickly. It is rated 12 volts, 130 amps, clockwise rotation with an S6 pulley class, internal regulator (IR) and an IF fan type. The unit is offered as a cost-effective alternative to dealer parts and is tested for durability in high-heat conditions.

Will this alternator fit my Toyota or Lexus model?

The ILONPA alternator is made to fit 4.7L V8 applications from the model years listed, including Toyota 4Runner, Sequoia, Tundra pickup and Land Cruiser, plus Lexus GX470 and LX470 where specified. Confirm fitment by comparing the part numbers and pulley style with your existing alternator before ordering.

• Vehicles covered: Toyota 4Runner/Sequoia/Tundra 2003–2009, Land Cruiser 2005–2007, Lexus GX470 2003–2009, LX470 2006–2007.
• Cross-reference replace numbers: 400-52366R, VND0392, 104210-3380, 104210-3440 and others listed.
• Key specs to match: 12V, 130A, clockwise rotation, S6 pulley.

How does this alternator perform under heavy use?

Designed for sustained electrical loads, this alternator delivers 130 amps to support modern accessory demands such as climate control, audio systems and lighting. ILONPA units are bench-tested to verify output and thermal tolerance for long service life in demanding environments.

• Amperage: 130A continuous output for auxiliary systems.
• Thermal durability: tested for high-heat operating conditions.
• Internal regulator: IR design for stable voltage control under load.

What installation and compatibility details should I know?

Installation follows the same mounting points and electrical connector layout as the original equipment alternator, making it a straightforward swap for mechanically skilled do-it-yourselfers or technicians. Always disconnect the battery before removal and double-check belt alignment and tension after fitting the new alternator.

• Rotation: clockwise (CW) — verify belt routing matches.
• Pulley class: S6 — compatible with factory belt profiles.
• Connector: standard OEM-style terminal and mounting pattern for direct fit.

What warranty and quality checks come with the alternator?

ILONPA provides a one-year warranty from the date of purchase to protect against manufacturing defects. Each unit undergoes performance and durability testing to help ensure long-term reliability; keep proof of purchase for warranty claims and confirm vehicle/part numbers before installation.

• Warranty: one-year coverage for defects.
• Quality testing: output and heat-resistance verification before sale.
• Recommendation: match part numbers and test battery/charging system after install.

Who is this for: Vehicle owners and independent mechanics needing a reliable, OE-style replacement alternator for 4.7L Toyota and Lexus V8 engines from the mid-2000s era. This unit suits anyone wanting a direct-fit, 130-amp alternator that mirrors factory specifications and comes with tested performance and a one-year warranty. Before purchasing, verify your vehicle year, engine size and the original alternator part number to ensure proper compatibility.