TOYOTA ZW29Q5 Expansion Tank Cap

( Brand: Toyota ), ( Manufacturer Part Number: ZW29Q5 ), ( Part Type: Tank Cap ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Expansion Tank Cap ), ( Years: 2006 2004 2005 2008 2007 2009 2010 06 04 05 08 07 09 10 ), ( Makes: Toyota Lexus ), ( Models: Sienna Rx330 Rx350 ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review TOYOTA Genuine Expansion Tank Cap For Lexus fits SIENNA RX330 RX350 2004–2010

ZW29Q5 Expansion Tank Cap for 2004-2010 Toyota Lexus Sienna, RX 330, RX 350

The ZW29Q5 expansion tank cap is an essential component for maintaining the cooling system in your 2004-2010 Toyota Lexus Sienna, RX 330, or RX 350. This cap is specifically designed to fit these vehicle models, ensuring a perfect fit and seamless integration with your vehicle's cooling system.

The ZW29Q5 expansion tank cap is engineered from high-quality materials, ensuring durability and reliability. It is made from heat-resistant, reinforced polyamide (nylon) material that can withstand the extreme temperatures and pressures within the cooling system. This material also provides excellent resistance to corrosion and other environmental factors, ensuring a long service life and maintaining the appearance of your vehicle.

The cap features a secure, snap-on design that makes installation and removal easy and intuitive. It also includes an integrated pressure relief valve that helps maintain the optimal pressure within the cooling system, preventing damage from overpressure or underpressure.

The ZW29Q5 expansion tank cap is an OEM (original equipment manufacturer) replacement part, meaning it is designed to meet or exceed the performance specifications of the original component. By using this genuine replacement part, you can ensure that your vehicle's cooling system continues to function effectively and efficiently, providing you with peace of mind and a reliable driving experience.

In summary, the ZW29Q5 expansion tank cap is a high-quality, durable, and reliable replacement part for the cooling system in your 2004-2010 Toyota Lexus Sienna, RX 330, or RX 350. It is designed to provide excellent fit, function, and durability, ensuring that your vehicle's cooling system continues to perform optimally and maintain its appearance.

Pros and Cons of Buying an Expansion Tank Cap (ZW29Q5) for a 2004-2010 Toyota Sienna, Lexus RX 330, and RX 350

a. OEM (Original Equipment Manufacturer) part: This expansion tank cap is manufactured by Toyota, ensuring it fits perfectly and functions as intended in your vehicle.

b. Prevents Coolant Loss: The expansion tank cap keeps the coolant inside the radiator system, preventing potential leaks and saving you from costly repairs.

c. Maintains Pressure: The cap helps maintain the correct coolant pressure within the system, which is essential for optimal engine performance and longevity.

a. Cost: Replacing an expansion tank cap can be an expensive repair, especially when purchasing an OEM part directly from the dealership or through an authorized Toyota parts supplier.

b. Labor Costs: If you're not replacing the cap yourself, you'll need to factor in the cost of labor for a professional mechanic to install it for you.

c. Availability: Depending on your location and the availability of parts at local dealerships or repair shops, there may be a wait for the cap to be delivered and installed.

While an expansion tank cap (ZW29Q5) for a 2004-2010 Toyota Sienna, Lexus RX 330, and RX 350 may be an expensive repair, it is a necessary component for maintaining the health and performance of your vehicle's cooling system. By using an OEM part, you can ensure a proper fit and function, preventing potential coolant leaks and costly repairs down the line.

To minimize the cost of this repair, consider purchasing the expansion tank cap from reputable aftermarket parts suppliers or online marketplaces. Be sure to verify the part's compatibility with your vehicle model and year before making a purchase. Additionally, if you are comfortable working on your vehicle, consider replacing the cap yourself to save on labor costs.

Details:

Make model Years, Fit Notes: Excl.Japan Built, Lexus RX. Make model Years, Fit Notes: w/ cap; USA made model's, LexusRX330 2005. Make model Years, Fit Notes: Production: -01/ 2006, w/ cap; USA made model's, LexusRX330 2006. Make model Years, Fit Notes: Production: 01/2003-, Toyota Sienna 2004.

part #: zw29q5 prices

• $10.29-$11.99

specifications radiatoranch:

• for models: Rx330, Rx350, Sienna
• for makes: Toyota, Lexus
• for years: 2004-2010
• brand: Toyota
• mpn: Zw29q5
• part type: Tank Cap
• product warranty: 12 Month Warranty
• part info: Expansion Tank Cap
• years: 2006 2004 2005 2008 2007 2009 2010 06 04 05 08 07 09 10
• makes: Toyota Lexus
• models: Sienna Rx330 Rx350
• important: Please Read All Notes Before Making This Purchase
• cs-sku: 400

shipping radiatoranch:

• transit: 4-10 Days
• carrier: FedEx
• class: Standard
• type: Fixed
• cost: $0.00
• service: FedEx Ground or FedEx Home Delivery

offer radiatoranch:

• quantity: 1
• options: Ship-to-home
• started: June 28, 2025
• availability: In Stock
• sold: 0

returns radiatoranch:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

seller radiatoranch:

• # reviews: 50231
• city: Green Harbor, Massachusetts
• rating: 95.3%

general radiatoranch:

• Car Truck Parts Accessories > Engine Cooling Components > Radiators
• condition: New

payments radiatoranch:

• other
• credit card: Discover
• wallet: Apple-pay

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