6LT8.9 DCEC Exhaust Manifold 3971431 – Shree Engineering Services Introduction The 6LT8.9 DCEC Exhaust Manifold 3971431 from Shree Engineering Services is engineered to provide exceptional performance and reliability for Cummins 6LT8.9 DCEC engines. This high-quality exhaust manifold is designed for both replacement and enhancement, ensuring that your engine operates at peak efficiency. For additional engine […]