Genuine Lexus IS350 Radiator Cap

Cooling Radiator Cap

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11 Radiator Caps found

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Lexus IS350 Cap Sub-Assy, Radiator
Part Number: 16401-75440
$19.31 MSRP: $24.69
You Save: $5.38 (22%)
Ships in 1-3 Business Days
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Product Specifications
- Replaced by: 16401-31650
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2006-2010 Lexus IS350 | 250C, 350C | 4 Cyl 2.5L, 6 Cyl 3.5L | 2GRFSE, 4GRFSE; 2GRFSE, 4GRFSE; GSE20L-AEFLHA, GSE20L-AETLHA, GSE20L-AKFLHA, GSE20L-AKTLHA, GSE21L-AETLHA, GSE21L-AKTLHA, GSE25L-AETLHA
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Lexus IS350 Cap Sub-Assy, Radiator
Part Number: 16401-31791
$19.65 MSRP: $25.34
You Save: $5.69 (23%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Radiator Cap, Water Outlet Cap
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2012-2015 Lexus IS350 | 250C, 350C, LUX | 4 Cyl 2.5L, 6 Cyl 3.5L | 2GRF, 2GRFSE, 4GRFSE; 2GRF, 2GRFSE, 4GRFSE; GSE20L-AEFLHA, GSE20L-AETLHA, GSE20L-AKFLHA, GSE20L-AKTLHA, GSE21L-AETLHA, GSE21L-AKTLHA, GSE25L-AETLHA, GSE26L-AETLHA, GSE30L-AETLHA, GSE31L-AEZLHA, GSE35L-AETLHA, GSE36L-AETLHA
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Lexus IS350 Cap Sub-Assy, Radiator
Part Number: 16401-31650
$19.16 MSRP: $24.69
You Save: $5.53 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cap, Radiator Cap
- Replaces: 16401-5B630, 16401-75440
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2006-2012 Lexus IS350 | 250C, 350C | 4 Cyl 2.5L, 6 Cyl 3.5L | 2GRFSE, 4GRFSE; 2GRFSE, 4GRFSE; GSE20L-AEFLHA, GSE20L-AETLHA, GSE20L-AKFLHA, GSE20L-AKTLHA, GSE21L-AETLHA, GSE21L-AKTLHA, GSE25L-AETLHA, GSE26L-AETLHA
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Lexus IS350 Cap Sub-Assy, Reserve Tank
Part Number: 16405-31040
$21.88 MSRP: $28.22
You Save: $6.34 (23%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Reservoir Cap, Reservoir Tank Cap
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2006-2015 Lexus IS350 | 250C, 350C | 4 Cyl 2.5L, 6 Cyl 3.5L | 2GRFSE, 4GRFSE; 2GRFSE, 4GRFSE; GSE20L-AEFLHA, GSE20L-AETLHA, GSE20L-AKFLHA, GSE20L-AKTLHA, GSE21L-AETLHA, GSE21L-AKTLHA, GSE25L-AETLHA, GSE26L-AETLHA
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Lexus IS350 Cap Sub-Assy, Radiator
Part Number: 16401-31792
$17.47 MSRP: $22.36
You Save: $4.89 (22%)
Ships in 1-3 Business Days
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Product Specifications
- Replaced by: 16401-36020
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2014-2017 Lexus IS350 | 250C, 350C, LUX | 4 Cyl 2.5L, 6 Cyl 3.5L | 2GRF, 2GRFSE, 4GRFSE; 2GRF, 2GRFSE, 4GRFSE; GSE20L-AKTLHA, GSE21L-AKTLHA, GSE30L-AETLHA, GSE31L-AEZLHA, GSE35L-AETLHA, GSE36L-AETLHA, GSE37L-AETLHA
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Lexus IS350 Cap Sub-Assy, Radiator
Part Number: 16401-31830
$14.60 MSRP: $18.82
You Save: $4.22 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Radiator Cap
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2016-2018 Lexus IS350 | LUX | 6 Cyl 3.5L | 2GRF; 2GRF; GSE31L-AEZLHA, GSE36L-AETLHA, GSE37L-AETLHA
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Lexus IS350 Cap Sub-Assy, Radiator
Part Number: 16401-31680
$17.69 MSRP: $22.80
You Save: $5.11 (23%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Radiator Cap, Water Outlet Cap
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2011-2013 Lexus IS350 | 250C, 350C | 4 Cyl 2.5L, 6 Cyl 3.5L | 2GRFSE, 4GRFSE; 2GRFSE, 4GRFSE; GSE20L-AEFLHA, GSE20L-AETLHA, GSE20L-AKFLHA, GSE20L-AKTLHA, GSE21L-AETLHA, GSE21L-AKTLHA, GSE25L-AETLHA, GSE26L-AETLHA
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Lexus IS350 Cap Sub-Assembly, Reservoir
Part Number: 16405-31130
$19.87 MSRP: $25.62
You Save: $5.75 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cap Sub-Assy, Reserve Tank; Reservoir Cap, Reservoir Tank Cap
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2014-2018 Lexus IS350 | LUX | 4 Cyl 2.5L, 6 Cyl 3.5L | 2GRF, 4GRFSE; 2GRF, 4GRFSE; GSE30L-AETLHA, GSE31L-AEZLHA, GSE35L-AETLHA, GSE36L-AETLHA, GSE37L-AETLHA
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Lexus IS350 Cap Sub-Assembly, Water
Part Number: 16501-36013
$15.34 MSRP: $19.77
You Save: $4.43 (23%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cap Sub-Assy, Water Filler; Radiator Cap, Water Outlet Cap
- Replaces: 16501-36012
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2015-2022 Lexus IS350 | LUX | 4 Cyl 2.0L, 6 Cyl 3.5L | 2GRF, 2GRFKS, 8ARFTS; 2GRF, 2GRFKS, 8ARFTS; ASE30L-AEZLZA, ASE30L-BEZLZA, GSE31L-AEZLHA, GSE31L-BEZLHA, GSE36L-AETLHA, GSE36L-BETLHA, GSE37L-AETLHA, GSE37L-BETLHA
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Lexus IS350 Cap, Reserve Tank
Part Number: 16475-37011
$22.91 MSRP: $29.31
You Save: $6.40 (22%)
Ships in 1 Business Day
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Product Specifications
- Replaced by: 16475-28140
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2015-2017 Lexus IS350 | LUX | 4 Cyl 2.0L | 8ARFTS; 8ARFTS; ASE30L-AEZLZA
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Lexus IS350 Cap Sub-Assembly, Water
Part Number: 16501-36012
$15.46 MSRP: $19.77
You Save: $4.31 (22%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Cap Sub-Assy, Water Filler
- Replaced by: 16501-36013
- Warranty: This genuine part is guaranteed by Lexus's factory warranty.
Fits the following Vehicles:
- 2015-2017 Lexus IS350 | LUX | 4 Cyl 2.0L | 8ARFTS; 8ARFTS; ASE30L-AEZLZA

Lexus IS350 Radiator Cap

Radiator Cap is one of the critical assemblies that speak volumes of the dependability and power of the Lexus IS350 models. Expected to keep the pressure within the radiator just right, normally at 16 PSI this Radiator Cap allows the cooling system to run effectively and avert overheating thus increasing the safety of the car. Radiator Cap is suitable with many models of IS350; it is equipped with sophisticated systems for controlling pressure and unleashing additional brake fluid or vapor, which affects the driving force of the vehicle. This component cannot be overemphasized due to the critical part it plays in determining the service life and fuel efficiency of the car's powerful 3.5L V6 engine that generates an astonishing 306 horsepower in the Lexus IS350. Moreover, the specific product identified as the Radiator Cap is also appreciated in the car market due to its functional and rather thick design, which guarantees its proper functioning and conformity to the car part. Such detailing does more than simply facilitate enjoyable driving - it also adds to the IS350's brand of high quality and superior performance. The hot car part that is Radiator Cap is an extraordinary feature of the automobiles' cooling system, for being the latest of its kind it gives compatibility to different models of Lexus IS350 and furthers the enchantment of incredible inventive incorporations and amazing plan of Lexus autos.

Should you need to purchase new auto parts for your vehicle, we strongly suggest you consider the genuine Lexus IS350 Radiator Cap available on LexusPartsNow.com. Our OEM Lexus IS350 Radiator Cap come with the reassurance of the manufacturer's warranty, a hassle-free return policy, and speedy delivery service, all at affordable prices online. Feel free to shop with confidence!