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Lexus Radiators

1658126040 - : Radiator Coolant Hose Clip for Lexus Image

Radiator Coolant Hose Clip

Lexus 16581-26040
Lower Radiator Coolant Hose. Engine Cooling. Upper Radiator Coolant Hose. To 05/2010.
$13.12
MSRP $16.78
Save $3.66
21.8% Off
5144410020 - : Radiator Support Splash Shield for Lexus Image

Radiator Support Splash Shield

Lexus 51444-10020
$52.77
MSRP $67.52
Save $14.75
21.8% Off
5710453020 - : Radiator Support Tie Bar for Lexus Image

Radiator Support Tie Bar

Lexus 57104-53020
Is 250/350.
$111.34
MSRP $149.35
Save $38.01
25.5% Off
1657731030 - : Radiator Coolant Hose Adapter for Lexus Image

Radiator Coolant Hose Adapter

Lexus 16577-31030
Lower Radiator Coolant Hose. Engine Cooling. From 10/2017. From 11/2017.
$20.66
MSRP $26.43
Save $5.77
21.8% Off
5328435020 - : Radiator Support Panel Reinforcement for Lexus Image

Radiator Support Panel Reinforcement

Lexus 53284-35020
$59.79
MSRP $76.50
Save $16.71
21.8% Off
5320530080 - : Radiator Support Tie Bar for Lexus Image

Radiator Support Tie Bar

Lexus 53205-30080
2007.
$96.34
MSRP $129.23
Save $32.89
25.5% Off
5144350030 - : Radiator Support Splash Shield for Lexus Image

Radiator Support Splash Shield

Lexus 51443-50030
Side.
$53.94
MSRP $69.01
Save $15.07
21.8% Off
5142011020 - : Radiator Support Splash Shield for Lexus Image

Radiator Support Splash Shield

Lexus 51420-11020
5.0l.
$283.43
MSRP $392.87
Save $109.44
27.9% Off
5329524021 - : Radiator Support Access Cover for Lexus Image

Radiator Support Access Cover

Lexus 53295-24021
With rc-f.
$193.60
MSRP $263.96
Save $70.36
26.7% Off
5379530131 - : Radiator Support Access Cover for Lexus Image

Radiator Support Access Cover

Lexus 53795-30131
$222.03
MSRP $302.71
Save $80.68
26.7% Off
5146606020 - : Radiator Support Side Panel for Lexus Image

Radiator Support Side Panel

Lexus 51466-06020
Side brace.
$47.70
MSRP $61.03
Save $13.33
21.8% Off
5321630290 - : Radiator Support Panel Brace for Lexus Image

Radiator Support Panel Brace

Lexus 53216-30290
With 5.0L.
$122.75
MSRP $164.66
Save $41.91
25.5% Off

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Radiators are essential for keeping an engine cool and maintaining consistent performance. Drivers of the RX 350 and ES 350 rely on their radiators to manage heat and prevent overheating during daily use. Over time, radiators can develop leaks, corrosion, or blockages that reduce efficiency. Choosing genuine Lexus radiators ensures proper fit, reliable performance, and long-term durability compared to lower-priced, generic aftermarket options.

Understand What Radiators Do

Radiators transfer heat away from the engine to keep temperatures in a safe range. They work with the cooling system, including the water pump, to circulate coolant efficiently. A functioning radiator prevents engine damage, maintains performance, and ensures the vehicle runs smoothly even in high-temperature conditions.

Learn Why Radiators Break Down

Common issues include corrosion from old coolant, physical damage from road debris, or internal blockages that restrict fluid flow. Over time, hoses and seals can also fail, leading to leaks or reduced cooling efficiency. Genuine Lexus radiators are built to withstand these stresses and provide long-lasting, dependable performance that aftermarket alternatives often cannot match.

Know When to Replace a Radiator

Signs that a radiator needs replacement include visible leaks, frequent overheating, coolant discoloration, or low coolant levels despite regular top-ups. Replacing it with a genuine Lexus radiator restores proper cooling and protects the engine from serious damage. Regular inspection and timely replacement ensure consistent performance and reliability on the road.

Radiator FAQ

How often should a radiator be checked?
It is best to inspect a radiator at every oil change or at least twice a year for leaks and corrosion.

Can a radiator be repaired or must it be replaced?
Small leaks can sometimes be repaired, but extensive damage usually requires full replacement.

What type of coolant should be used?
Always use genuine Lexus-approved coolant to maintain proper protection and performance.

Does a faulty radiator affect fuel efficiency?
Yes, overheating or poor cooling can reduce engine efficiency and increase fuel consumption.