Lexus GS300 Radiator Caps

Your Lexus GS300 will be happy to know that the search for the right Radiator Caps you’ve been looking for is over! Advance Auto Parts has 3 different Radiator Caps for your vehicle, ready for shipping or in-store pick up. The best part is, our Lexus GS300 Radiator Caps start from as little as $10.06.

When it comes to your Lexus GS300, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Radiator Caps brands so you can shop with complete confidence. Some of our top Radiator Caps brands are Carquest Premium and Sankei. We’re sure you will get the right product to keep that GS300 running for a long time.

We even have reviews of our OEM and aftermarket Radiator Caps products to help you buy with confidence. Hear from other customers via the 1,423 reviews on parts for your Lexus GS300.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Radiator Caps for your GS300, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 6 Lexus Radiator Caps

Sankei Switches – Sankei Switches Radiator Cap (Part No.G101045813SAK)

Sankei Switches Radiator Cap

from

$10.06
The Sankei Switches radiator cap range has been developed to operate within original equipment manufacturer’s specifications. A faulty radiator cap can cause your car to boil-over at a lower temperature. Test or replace the coolant cap when servicing the cooling system.

Product Features:
  • Meets Original Equipment specifications.
  • Made from premium materials.
  • Designed to function on open cooling systems and overflow reservoir type systems.
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(1 reviews)
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Carquest Premium – Radiator Cap: 13 PSI (Part No.10227)

Radiator Cap: 13 PSI

from

$11.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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(193 reviews)
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Carquest Premium – Radiator Cap: 13 PSI (Part No.10241)

Radiator Cap: 13 PSI

from

$14.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

(53 reviews)
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10242)

Radiator Cap: 16 PSI

from

$14.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

(137 reviews)
View Product

Sankei Switches – Sankei Switches Radiator Cap (Part No.G1010324668SAK)

Sankei Switches Radiator Cap

from

$11.11
The Sankei Switches radiator cap range has been developed to operate within original equipment manufacturer’s specifications. A faulty radiator cap can cause your car to boil-over at a lower temperature. Test or replace the coolant cap when servicing the cooling system.

Product Features:
  • Meets Original Equipment specifications.
  • Made from premium materials.
  • Designed to function on open cooling systems and overflow reservoir type systems.
See More
View Product

Autopart International Inc – Radiator Cap (Part No.G10101964892API)

Radiator Cap

from

$12.73
Radiator Cap
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FAQs for Lexus GS300 Radiator Caps

What are the most popular Radiator Caps for the Lexus GS300?

With 2 brands you can trust, our most popular Radiator Caps for the Lexus GS300 are:
Radiator Cap: 16 PSI
from $14.99
(137)
Radiator Cap: 16 PSI
Radiator Caps
Radiator Cap: 13 PSI
from $14.99
(53)
Radiator Cap: 13 PSI
Radiator Caps
Sankei Switches Radiator Cap
from $10.06
(1)
Sankei Switches Radiator Cap
Radiator Caps