Cummins 6LT8.9 DCEC Exhaust Manifold 3971430: Superior Engineering by Shree Engineering Services Introduction The Cummins 6LT8.9 DCEC Exhaust Manifold 3971430 from Shree Engineering Services is engineered for high-performance and durability in Cummins 6LT8.9 DCEC engines. This exhaust manifold is designed to meet the demands of both heavy-duty and high-performance applications, ensuring optimal engine efficiency and […]