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Brand New 2011-2015 Kia Optima Motor 2.4L G4KJ Theta II GDI 4-Cylinder Engine
$3,546.87
Package Includes
- 1 × Brand New Kia Optima 2.4L G4KJ Gen1 Complete Engine
- Professionally packaged for safe transportation
Brand New Kia Optima 2.4L G4KJ Gen1 Engine (2011–2015)
Restore the performance and reliability of your Kia Optima with this brand new 2.4L G4KJ Gen1 Theta II GDI engine, engineered as a direct OEM-quality replacement for select 2011–2015 Kia Optima models. Built to deliver dependable performance, this 4-cylinder engine offers a precise factory-style fit with no modifications required for installation.
Manufactured to OEM replacement quality standards, this complete engine package is designed for durability, efficiency, and long-lasting operation. Whether you’re replacing a failed engine or completing a professional repair, this unit provides a dependable solution for restoring your vehicle to optimal condition.
Every engine is supplied as a complete package, professionally inspected before dispatch, and backed by a 6-month warranty for added peace of mind.
To ensure correct compatibility, we strongly recommend verifying fitment using your vehicle’s VIN before ordering.
Key Features
- Brand new 2.4L G4KJ Gen1 Theta II GDI engine
- Direct bolt-on OEM-quality replacement
- Fits select Kia Optima models (2011–2015)
- No modifications required
- Complete engine package as pictured
- Built for reliable performance and durability
- Professionally inspected before shipping
- 6-month warranty included
- Nationwide shipping available across the United States
- VIN compatibility verification available before purchase
Product Specifications
| Specification | Details |
|---|---|
| Product Type | Complete Engine |
| Brand | Kia |
| Engine Code | G4KJ Gen1 |
| Part Code | G4KJ-Gen1 |
| SKU | KJ-KI-OP-11 |
| Engine Size | 2.4L |
| Fuel System | GDI (Gasoline Direct Injection) |
| Engine Family | Theta II |
| Number of Cylinders | 4 |
| Mileage | Brand New |
| Condition | New |
| OE/OEM Part Number | KDM |
| Quality | OEM Replacement Quality |
| Installation | Direct Bolt-On |
| Modifications Required | None |
| Parts Included | 1 Complete Engine Package (As Pictured) |
| Warranty | 6 Months |
| Vehicle Make | Kia |
| Vehicle Model | Optima |
| Compatible Model Years | 2011, 2012, 2013, 2014, 2015 |
| Shipping | Nationwide Delivery Across the USA |
| Fitment Verification | VIN Check Recommended Before Purchase |
Shipping Information
- Nationwide shipping is available throughout the United States.
- Engines are securely packaged to help prevent damage during transit.
- Processing and delivery times vary by destination.
- Tracking information will be provided once your order has been dispatched.
- Customers should inspect the shipment upon delivery and report any transit damage immediately.
Warranty
This engine includes a 6-month limited warranty covering manufacturing defects under normal use. The warranty does not cover damage resulting from improper installation, misuse, overheating, lack of maintenance, racing, or modifications. Professional installation is strongly recommended.
Fitment Notice
Vehicle compatibility may vary depending on production date, trim level, emissions specifications, and VIN. Please verify compatibility using your VIN before purchasing to ensure this engine is the correct replacement for your vehicle.
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