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Enhance your vehicle's cooling system with the Mishimoto Part Number misMMRC-13L high-pressure radiator cap, designed to improve performance under demanding driving conditions. This radiator cap is engineered to handle higher pressure levels, preventing fluid leaks into the overflow reservoir and ensuring consistent coolant flow. Rated at 1.3 bar (19 psi), it raises the boiling point of engine coolant, providing a safer and more efficient cooling system that can better withstand high-temperature environments. Whether you're pushing your vehicle in spirited driving or tackling challenging terrains, this cap helps maintain optimal engine temperatures and prevents overheating. The Mishimoto radiator cap features an ergonomic design that allows for easy removal and installation, making routine maintenance straightforward and hassle-free. Its universal fitment ensures compatibility with most domestic vehicles, making it a versatile upgrade for a broad range of applications. Constructed with quality materials, this cap offers durability and reliable performance, helping to prolong the life of your cooling system and improve overall vehicle reliability. Trust Mishimoto’s expertise to keep your engine running cooler and more efficiently during your most demanding drives.
Features:
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
