-59%
Sold out
  • Trusted by Racers

    Professional-grade parts used trackside.

  • Real Support, Real People

    Expert help during business hours.

  • Secure Shopping

    Encrypted checkout & trusted payments.

  • Fast U.S. Shipping

    Orders ship quickly from regional warehouses.

Mahle OE Performance Napier Ring Set for THM-13 Engines - 3.759 x 1.2MM Plain Rings

Mahle OE
mhl3021297
Out of stock
Engine
$56.74 $22.97
The Mahle OE Performance Napier Ring Set designed for THM-13 engines offers reliable performance with precision...

Mahle OE Performance Napier Ring Set for THM-13 Engines - 3.759 x 1.2MM Plain Rings

The Mahle OE Performance Napier Ring Set designed for THM-13 engines offers reliable performance with precision engineering. Crafted for high durability, these rings feature a 3.759-inch length and a 1.2mm thickness, providing an optimal seal and reducing blow-by in engine operation. The set includes plain rings that are compatible with a variety of automotive applications, ensuring a seamless fit and enhanced engine efficiency. Built with quality materials, these rings are engineered to withstand high temperatures and pressures, promoting long-term engine health and performance. Installation of this ring set can contribute to improved compression and overall engine responsiveness, making them ideal for performance upgrades or rebuilds.

Features:

  • Material: High-quality steel for durability and heat resistance
  • Design: Napier style rings for optimal sealing and oil control
  • Dimensions: 3.759 inches in length with a 1.2mm thickness to fit specific engine models
  • Compatibility: Designed for THM-13 engine applications
  • Performance: Enhances compression and engine efficiency for improved power output
Read More
Read Less

Shipping

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.

Returns

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).

Your cart

×