DiigParr Turbocharger 5I-8122 Fit Caterpillar Excavator CAT 312 312B 311 311B Engine 3064

Part number: 5I-8122, 5I8122 

Product type:Turbocharger for Caterpillar Excavator CAT 312 312B 311 311B 

Turbocharger for Engine 3064

Condition: new, aftermarket 

Applications: Fits for Caterpillar S4K excavator 311B 312B 311 312 311 TRACK-TYPE EXCAVATOR 9LJ00262-UP (MACHINE) POWERED BY 3064 ENGINE » 5I-8122 TURBOCHARGER GP 312 TRACK-TYPE EXCAVATOR 6GK00393-UP (MACHINE) POWERED BY 3064 ENGINE » 5I-8122 TURBOCHARGER GP 311B TRACK-TYPE EXCAVATORS 2LS00001-UP (MACHINE) POWERED BY 3064 ENGINE » 5I-8122 TURBOCHARGER GROUP 312B & 312B L TRACK-TYPE EXCAVATORS 2NS00001-UP (MACHINE) POWERED BY 3064 ENGINE

• DiigParr Turbocharger 5I-8122 delivers OEM-equivalent performance for Caterpillar excavators, engineered to restore full engine efficiency on 312, 312B, 311, and 311B models powered by the 3064 engine.
• This precision-manufactured unit features robust construction designed to withstand demanding excavation operations while maintaining consistent boost pressure and fuel economy.
• Direct fit compatibility eliminates installation complications, making it an ideal replacement for worn or damaged turbochargers.
• Built to meet original specifications, this turbocharger ensures reliable power delivery and extended equipment lifespan in heavy-duty applications.

Orders are delivered within 4–9 business days, including 1–2 business days for processing and 3–7 business days for shipping, depending on the destination and carrier.

We currently ship within the United States only.

Shipping Carriers
We ship via trusted carriers such as FedEx, DHL, and UPS.

Shipping Charges (USA Orders)

Orders over $299: Free shipping.

Orders $299 or below: Flat shipping fee of $28.99.

Return &Refund policy

We want you to be completely satisfied with your purchase. If for any reason you are not, you may request a return within 30 days from the date of delivery.

Return Conditions

• All returns require a Return Authorization Number (RAN), which you can obtain by contacting our customer service team.
• Items must be returned in their original condition and packaging.
• Returns must be shipped back within 30 days after the RAN is issued.
• Customers are responsible for return shipping costs unless the return is due to our error (e.g., incorrect or defective item).

Return Label

• Once your return request is approved, we will provide a return shipping label.
  
• The label can be downloaded and printed from the instructions sent to your email.
  
• The cost of return shipping is the customer’s responsibility, unless the return is due to our error (e.g., incorrect or defective item).

Restocking Fee

• A 10% restocking fee may apply to returns that are not the result of our error.

Defective or Damaged Items

• If your item arrives damaged or defective, please contact us immediately.
• Returned items will be inspected. If confirmed defective, we will, at our discretion:Replace the item at no cost, orIssue a full refund including shipping costs.
• If the item is found to be in working condition, the standard restocking fee may apply.

Non-Returnable Items

• Items damaged due to misuse, alteration, or improper handling cannot be returned or refunded.

How to Request a Return

To request a return, please contact our customer service team with:

• Order number
• Part number & product description
• Photos of the product and packaging
• Reason for return

Refund Processing

• Refunds are issued to the original payment method.
• Please allow 5–10 business days after we receive your return for processing.

Warranty: Our parts are covered for 6 months warranty without limitation on miles or hours of operation. Our parts are warranted on a parts-replacement-only basis. For more information, please view our warranty policy.