







2017-2019 Toyota Highlander OEM Radiator for 3.5L V6 Engine
2017–2019 Toyota Highlander OEM Radiator — 3.5L V6
Factory-spec radiator engineered for the 3.5L V6 engine in third-gen Highlanders. Built to OEM performance standards with proper coolant flow and thermal capacity for your engine's demands. Direct replacement for stock units without modification.
Key Features
- OEM Specification - Matches factory cooling capacity and flow rate for reliable operation
- Direct Fit - Uses factory mounting points with no drilling or fabrication required
- V6 Engineered - Sized and calibrated for 3.5L displacement cooling demands
Specs
- Configuration: OEM radiator assembly
- Engine: 3.5L V6
- Condition: New
What's Included
- Radiator assembly only
Frequently Asked Questions
Do I need new hoses or clamps when installing this radiator?
Your existing hoses and clamps will reuse if they're in good condition. Inspect them during removal — if they're cracked, swollen, or hard, replace them at the same time. Coolant system work often reveals hose wear you'd catch anyway.
Will this radiator work with my current coolant, or do I need to flush the system?
A flush is recommended when swapping radiators to remove sediment and old coolant. Use the coolant type specified in your owner's manual — Toyota systems typically use their own blend or equivalent long-life coolant. Don't mix types.
What if the radiator leaks or fails after I install it?
Contact ModSupply directly with photos and order details. We stand behind every unit that leaves our warehouse — a quality check and Florida facility mean fast resolution if something's wrong.
Ships within 1-2 business days.
100% Genuine Parts
Fitment Guaranteed

2017-2019 Toyota Highlander OEM Radiator for 3.5L V6 Engine
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


