4HK1-TCN Replacement

Upgrade your Isuzu 4HK1-TCN/TCS engine with the RHF55V Turbocharger (8981479061). Compatible with NPR-HD, NQR, and NRR trucks, this high-performance turbocharger delivers improved torque, better fuel efficiency, and reliable boost response. Made from durable, heat-resistant materials, it ensures long-lasting performance and easy installation for commercial trucks and medium-duty applications.