Description
Keep your Magnuson supercharger performing at its best with this TVS1320 Supercharger Drive Belt. Designed as a direct replacement for 2020–2024 Toyota 4Runner and 2010–2019 Toyota FJ Cruiser Magnuson TVS1320 supercharger systems equipped with the 4.0L engine, this belt delivers reliable power transfer and consistent supercharger performance.
Whether you’re performing scheduled maintenance or replacing a worn belt, using the correct replacement belt helps ensure proper operation and long service life.
Why Replace Your Supercharger Belt?
Over time, supercharger drive belts are exposed to heat, friction, and continuous engine load. As they wear, they can develop cracks, glazing, fraying, or stretching, which may reduce supercharger efficiency and increase the risk of belt failure.
Replacing the belt as part of routine maintenance helps maintain proper belt tension, consistent boost, and dependable performance while reducing the chance of unexpected downtime.
Features
- Direct replacement for Magnuson TVS1320 supercharger systems
- OEM-quality fit and performance
- Maintains proper belt alignment and tension
- Durable construction for long service life
- Ideal for routine maintenance or belt replacement
Vehicle Applications
Designed for Magnuson TVS1320 supercharger systems installed on:
- 2020–2024 Toyota 4Runner 4.0L
- 2010–2019 Toyota FJ Cruiser 4.0L
Additional Information
Inspect your supercharger belt regularly for signs of cracking, glazing, fraying, or excessive wear. Replacing the belt before it fails is an inexpensive way to help protect your supercharger system and maintain reliable performance. If you’re already servicing your supercharger, installing a new drive belt at the same time is recommended for the best long-term reliability.







