Has this pump updated to the new version?

Yes, this is the updated version of Aisin WPT-803.

is this the correct fit for the lexus rx350

Yes. I specifically installed this on an RX350.

How many miles do they last?

These are supposed to be better than the earlier versions of this water pump. I've had this in my 07 Camry 3.5 for over 100k miles and it's still going strong.

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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AISIN GENUINE WPT-803 New Engine Water Pump with Gaskets - Compatible with Select Lexus ES350, RX350, RX450h Toyota Camry, Highlander, RAV4, Sienna, Venza

AISIN GENUINE WPT-803 New Engine Water Pump with Gaskets - Compatible with Select Lexus ES350, RX350, RX450h Toyota Camry, Highlander, RAV4, Sienna, Venza

Product ID: 12384217

Details

Automotive Fit Type
Vehicle Fit
Brand
AISIN
Global Trade Identification Number
Item Weight
3.2 pounds
Manufacturer
Aisin
Material
Carbon Ceramic

💧Smooth coolant flow channels for optimal cooling

🔩Ball bearings for efficient, long-lasting performance

⚙️Carbon ceramic mechanical seal for durability

₨4433

Duties & taxes included

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Description

💧 Keep your engine cool, your ride smooth, and your status premium.

WIDE COMPATIBILITY RANGE - Fits select Lexus and Toyota models—verify fitment to join the elite drivers’ club.
OEM QUALITY YOU CAN TRUST - AISIN, the world’s #1 water pump manufacturer, ensures perfect fit and performance.
COMPLETE INSTALLATION READY - Includes premium gasket for seamless, worry-free replacement.
BUILT TO OUTLAST THE COMPETITION - Crafted from all-new, corrosion-resistant materials that fight rust and scaling.
ENGINEERED FOR PEAK COOLING EFFICIENCY - Advanced rotor and flow design keeps your engine chill under pressure.

The AISIN WPT-803 is a genuine, all-new engine water pump featuring carbon ceramic mechanical seals, ball bearings, and optimized coolant flow channels. Designed for select Lexus ES350, RX350, RX450h and Toyota Camry, Highlander, RAV4, Sienna, and Venza models, it offers superior corrosion resistance and durability. Backed by AISIN’s global OEM expertise, this pump includes a gasket for easy installation and ensures reliable, long-lasting engine cooling performance.

Specifications

ASIN	B008EEZ8A6
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#223,557 in Automotive ( See Top 100 in Automotive ) #527 in Automotive Replacement Engine Water Pumps
Brand Name	AISIN
Compatible with Vehicle Type	Car
Customer Reviews	4.7 4.7 out of 5 stars (489)
Global Trade Identification Number	04954514998727
Included Components	Engine Water Pump
Item Type Name	Engine Water Pump
Item Weight	3.2 pounds
Manufacturer	Aisin
Manufacturer Part Number	WPT-803
Manufacturer Warranty Description	Includes manufacturer provided warranty
Material Type	Carbon Ceramic
Model Number	WPT-803
Number of Items	1
Number of Packs	1
OEM Equivalent Part Number	16100 09440, 1610009440
Part Interchange Info	changeable
Unit Count	1 Count
Weight Class	Medium weight

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