Cummins L9-280 Turbo Assembly OEM 5324121RX is a high-performance OEM turbocharger engineered specifically for 2014–2021 Cummins L9-280 engines, delivering consistent boost pressure, improved fuel efficiency, and reliable heavy-duty performance. The Cummins L9-280 turbo assembly is designed to optimize airflow and combustion, ensuring maximum engine output while maintaining durability in demanding operating conditions.
The Cummins L9-280 Turbo Assembly OEM 5324121RX enhances horsepower and torque, making it ideal for commercial trucks, fleet vehicles, and industrial applications. With precision-balanced components and advanced turbo technology, this Cummins L9-280 Turbo Assembly reduces turbo lag and provides quicker throttle response, improving overall engine efficiency and drivability.
Built with high-quality materials, the Cummins L9-280 Turbo Assembly OEM 5324121RX is designed to withstand extreme heat, pressure, and continuous heavy-duty use. Its robust construction ensures long service life, reduced maintenance, and consistent performance even under the toughest conditions. This makes it a dependable solution for operators seeking durability and reliability.
The Cummins L9-280 turbo assembly also contributes to lower emissions by maintaining proper air-fuel ratios and efficient combustion. This helps engines meet environmental standards while improving fuel economy and reducing operating costs.
Installation is straightforward with the Cummins L9-280 Turbo Assembly OEM 5324121RX due to its direct OEM replacement design. It fits perfectly without modifications, ensuring seamless integration with the engine system. This simplifies replacement and minimizes downtime.
For 2014–2021 Cummins L9-280 engines, the Cummins L9-280 Turbo Assembly OEM 5324121RX offers superior performance, durability, and long-lasting efficiency, making it the ideal turbocharger solution for heavy-duty diesel applications.
Key Features & Benefits
- Genuine Cummins L9-280 Turbo Assembly OEM 5324121RX
- Designed for 2014–2021 Cummins L9-280 engines
- Improves horsepower and torque output
- Enhances fuel efficiency and combustion performance
- Reduces turbo lag for faster acceleration
- Precision-balanced for stable boost pressure
- Heavy-duty construction for extreme environments
- Direct OEM replacement – easy installation
- Supports reduced emissions and engine longevity
Engine Compatibility
- Cummins L9-280 Engines (2014–2021)
Vehicle Applications
- Freightliner M2 Series
- International Durastar / WorkStar
- Kenworth T270 / T370
- Peterbilt 337 / 348
- Commercial trucks, buses, and vocational vehicles with Cummins L9-280 engines




