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The Cusco LSD Oil AP1/GL5 80W-140 is designed specifically for rear differentials in both RWD and 4WD vehicles, ensuring optimal performance and protection. This high-quality lubricant comes in a 1-liter container and features a partial synthetic formulation that offers excellent viscosity stability and gear protection under demanding driving conditions. Its formulation helps reduce wear and extend the lifespan of your differential components, making it an ideal choice for automotive enthusiasts and everyday drivers alike. The oil's compatibility with limited-slip differentials enhances traction and handling by maintaining consistent slip control and minimizing chatter during operation. Whether used in performance applications or standard driving, Cusco's LSD oil provides reliable lubrication tailored to the needs of modern vehicles.
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).
