Engine Water Outlet 16304-31033 for Toyota Crown
1630431033 - Engine parts
Price Details
Dealer Price ≠ Your Price
Official dealer price is only a benchmark. Your LongTop quote is significantly lower.
| Brand | Longtop Supply Quote | Action |
|---|---|---|
| FAW Toyota | $24.63 | Check Better Price |
| GAC Toyota | $32.77 | Check Better Price |
| Imported Toyota | $32.82 | Check Better Price |
| Lexus | $32.82 | Check Better Price |
Replacements
Alternative OE numbers related to this product.
| Brand | Original OE | Replacement OE |
|---|---|---|
| - | 1630431033 | 1630431031 |
| - | 1630431033 | 1630431037 |
| - | 1630431033 | 1630431034 |
| - | 1630431033 | 1630431030 |
| - | 1630431033 | 1630431036 |
| - | 1630431033 | 1630431035 |
| - | 1630431033 | 1630431032 |
Compatible Models
Vehicle models currently mapped to this OE part.
Show all 27 mapped vehicle models
Product Overview
This is a genuine Lexus OEM engine water outlet, OE 16304-31033, which carries coolant between engine components. It fits LEXUS GS SERIES, LEXUS GS30/35/43/460, LEXUS GS450H, LEXUS GS460/430/350, LEXUS IS250/300 and LEXUS IS250/350, built from 2003 to 2010. 5 interchangeable part numbers are listed, including 16304-31034, 1630431031 and 1630431032.
Send your VIN or OE number and we will quote wholesale with worldwide export shipping.
Technical Specifications
| OE Number | 1630431033 |
| Part Name | Engine water outlet |
| Brand | Toyota |
| Position | Water outlet (cooling system) |
| Type | Water outlet sub-assembly |
OE Cross-Reference
| 16304-31034 | Toyota/Lexus |
| 1630431031 | Toyota |
| 1630431032 | Toyota |
| 1630431034 | Toyota |
| 1630431035 | Toyota |
Questions and Answers
Which Toyota or Lexus models and years does 16304-31033 cover?
16304-31033 fits LEXUS GS SERIES, LEXUS GS30/35/43/460, LEXUS GS450H, LEXUS GS460/430/350, LEXUS IS250/300 and LEXUS IS250/350, built from 2003 to 2010.
What is the cross-reference for 16304-31033?
5 numbers interchange with 16304-31033, including 16304-31034 (Toyota/Lexus), 1630431031 (Toyota), 1630431032 (Toyota), 1630431035 (Toyota).
How can I verify that 16304-31033 is a genuine Toyota part?
Three checks confirm a genuine Engine Water Outlet: the box label shows the ten-character number 16304-31033 alongside the country-of-origin marking; the pipe number is printed on the body and matches the packaging label, and fuel joints lock with a specific retaining clip rather than a hose clamp; and factory hoses are secured with constant-tension spring-band clamps (part families 96111-xxxxx, 90466-xxxxx, 16581-xxxxx), never screw-type worm-gear clamps. Commercial invoice, packing list and Certificate of Origin can be provided for any shipment.
Is 16304-31033 a front or rear part?
This part is listed for the Water outlet (cooling system) position.
How many pieces are needed for 16304-31033?
You get one piece per position – check the quantity required for your application.
Is 16304-31033 the same part across different markets?
This Lexus number 16304-31033 is unified across markets; if another catalog shows a different number for the same function, that number is the superseded one – confirm before dispatch.
Is there anything I need to know before installing this part?
Worth knowing first: Let the system cool fully before opening it, and refill with the specified coolant.
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