Civic Si Drop In Turbocharger Upgrade 2017+ 10th Gen
Shipping & Returns
Ships same day if ordered before 3 PM Central (in-stock items); backorder items ship within 1–2 business days. Free shipping on orders over $500. 30-day hassle-free returns on eligible items. A refundable core deposit applies to remanufactured units — return your old core to receive your deposit back.
Customer Reviews
- Professional installation is recommended.
- Ensure proper oil and coolant lines are connected.
- Follow factory torque specifications.
- Allow engine to cool before installation.
- Inspect air cleaner, intake duct and exhaust manifold for foreign material.
- Clean gasket surfaces and check oil supply and drain lines for kinks or cracks.
Product Details
Product details Applications Warranty policy Installation and care Shipping and returns Product details Condition: NewBrand: MitsubishiComponent OEM: MitsubishiModel: TD03 Applications
| Year(s) | Vehicle | Engine |
|---|---|---|
| Â | Honda Civic Si | Â |
Warranty policy 1 Year Manufacturers Warranty Installation and care
AVERAGE REPLACEMENT TIME
8 hours
SKILL LEVEL
Service Technician “B†or higher
INITIAL INSPECTION AND GENERAL CARE
- Carefully inspect the air cleaner, air cleaner duct, and the exhaust manifold for any foreign material. Objects left in these areas can severely damage the turbocharger immediately on engine startup.
- Remove old gaskets and left-over material from the exhaust manifold, the oil supply line and oil drain line flanges. Inspect these surfaces for cracks, flatness, or erosion.
- Inspect the oil supply and drain lines for degradation and cracking.
- Make sure that there are no kinks or any other type of restriction or clogging in either line.
Shipping and returns Please Review policy here
Genuine Mitsubishi High-Performance turbocharger Upgrade Turbo part number 49S31-A0100
This turbocharger was designed and developed by Mitsubishi Heavy industries the OEM manufacturer for the Civic Si 1.5LT with the following features:
- Power : +25~30%UP ( UP to 290HP with stock fuel system)
- Wastegate: Included Electronic Actuator
- Fitment: Perfectly same as CIVIC SI original TURBO ?No additional parts or machining needed
- Higher Efficiency Compressor Map
- Compressor Wheel inlet Diameter: 39.4 MM
- Compressor Wheel Outer Diameter: 49.00 mm
- Turbine Wheel Outer Diameter(inducer):40.00 mm
- Turbine Wheel Exducer: 36.7 mm
- Made in Japan
| Cross Reference |
49131-A0100, 49131A0100, 49995-11701, 4999511701, 49S31-A0100, 49S31A0100 |
|---|

