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Lexus Radiators

5141053151 - : Splash Shield for Lexus Image

Splash Shield

Lexus 51410-53151
Awd.
$182.62
MSRP $248.99
Save $66.37
26.7% Off
5314230050 - : Trim for Lexus Image

Trim

Lexus 53142-30050
2008-11. 2006-07.
$11.17
MSRP $14.29
Save $3.12
21.8% Off
9011906687 - : Lower Cover Bolt for Lexus Image

Lower Cover Bolt

Lexus 90119-06687
Outer.
$1.55
MSRP $1.98
Save $0.43
21.7% Off
51420F6010 - : Splash Shield for Lexus Image

Splash Shield

Lexus 51420-F6010
250, 350h.
$169.41
MSRP $230.97
Save $61.56
26.7% Off
5320875010 - : Upper Tie Bar for Lexus Image

Upper Tie Bar

Lexus 53208-75010
$188.48
MSRP $256.97
Save $68.49
26.7% Off
8705075030 - : AC & Heater Assembly for Lexus Image

AC & Heater Assembly

Lexus 87050-75030
$2,276.68
MSRP $3,209.26
Save $932.58
29.1% Off
5312950010 - : Grille Assembly Seal for Lexus Image

Grille Assembly Seal

Lexus 53129-50010
With pre-collision system.
$1.68
MSRP $2.14
Save $0.46
21.5% Off
5325830060 - : Front Bracket for Lexus Image

Front Bracket

Lexus 53258-30060
$37.04
MSRP $47.39
Save $10.35
21.8% Off
G923748020 - : Drain Hose for Lexus Image

Drain Hose

Lexus G9237-48020
With hybrid. Drain hose. Inverter.
$21.83
MSRP $27.93
Save $6.10
21.8% Off
5374860020 - : Air Deflector for Lexus Image

Air Deflector

Lexus 53748-60020
$59.79
MSRP $76.50
Save $16.71
21.8% Off
8705048381 - : AC & Heater Assembly for Lexus Image

AC & Heater Assembly

Lexus 87050-48381
$1,814.71
MSRP $2,558.05
Save $743.34
29.1% Off
8705033690 - : HVAC Unit Case Assembly for Lexus Image

HVAC Unit Case Assembly

Lexus 87050-33690
Japan built. ES350 without aux heater.
$2,268.55
MSRP $3,197.79
Save $929.24
29.1% 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.