Engine Wiring Harness 82121-08120 for Toyota Sienna
8212108120 - Electrical components
Price Details
Dealer Price ≠ Your Price
Official dealer price is only a benchmark. Your LongTop quote is significantly lower.
| Brand | Longtop Supply Quote | Action |
|---|---|---|
| Imported Toyota | $431.39 | Check Better Price |
| Lexus | $429.94 | Check Better Price |
Compatible Models
Vehicle models currently mapped to this OE part.
Product Overview
This is a genuine Toyota OEM engine wire harness, OE 82121-08120, which carries the electrical circuits on the engine. It is used on SIENNA, built from 2010 to 2011. The part sits in the Engine compartment (Toyota Sienna 2.7L ASL30) position.
Send your OE number or VIN for a wholesale quotation and worldwide shipping.
Technical Specifications
| OE Number | 8212108120 |
| Part Name | Engine wire harness |
| Brand | Toyota |
| Position | Engine compartment (Toyota Sienna 2.7L ASL30) |
| Type | Wire, Engine (engine wire harness) |
Questions and Answers
Which Toyota or Lexus models and years does 82121-08120 cover?
82121-08120 fits SIENNA, built from 2010 to 2011. Chassis codes include ASL30, GSL3#.
Which chassis codes does 82121-08120 cover?
Chassis codes include ASL30, GSL3#.
How can I verify that 82121-08120 is a genuine Toyota part?
A genuine Engine Wire Harness shows the Toyota number 82121-08120 on the box label with the country-of-origin marking. On the part itself, the OE supplier’s mark is moulded or etched on the component next to the Toyota number (DENSO on coils and sensors); and the connector has the factory-keyed pin count and latch geometry that only one position on the harness accepts. Documentation is available on request – commercial invoice, packing list and Certificate of Origin.
Is 82121-08120 a front or rear part?
This part is listed for the Engine compartment (Toyota Sienna 2.7L ASL30) position.
How many pieces are needed for 82121-08120?
You get one piece per position – check the quantity required for your application.
Is the genuine part worth it compared with an aftermarket equivalent?
The genuine part differs in ways that show up in service: the unit is calibrated to the factory signal range, so the ECU reads it without fault codes, and the factory-keyed connector plugs straight into your harness with no adapters or rewiring.
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