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Enhance the reliability of your catch can setup with the Mishimoto Part Number misMMFT-CHKVLV-34 Performance One-Way Check Valve. Designed with a 3/4-inch diameter, this check valve ensures optimal airflow while preventing unwanted pressure buildup that could damage vital components. The durable anodized aluminum housing offers superior strength and corrosion resistance, making it suitable for demanding automotive environments. The Viton diaphragm and seals provide excellent chemical compatibility, ensuring long-lasting performance even in harsh conditions. This fully serviceable valve is covered under the Mishimoto Lifetime Warranty, offering peace of mind with every installation. Whether upgrading an existing system or building a new setup, this check valve is a reliable addition to your automotive accessories, helping to maintain proper pressure regulation and airflow direction. It features clear markings to indicate one-way flow and fits universally with 3/4-inch air lines, making it a versatile choice for a wide range of applications. Installing this component can help improve your vehicle’s performance and longevity by protecting your system from pressure-related issues and ensuring consistent operation. Made by Mishimoto, a trusted name in automotive performance parts, this check valve combines durability, chemical resistance, and ease of service, making it an essential upgrade for enthusiasts and professionals alike.
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).
