BD Diesel Stock replacement manifolds with T4 flanges for replacing turbo with larger S300 or S400 units. Turbo stays in same stock location. T4 (S300, S400, etc) outlet available with fully divided pulse manifold design

● T4 mount

● Fully divided pulse manifold design

● Pre-drilled for pyrometer probes

● High-silicon ductile iron

● Withstands extreme temperatures & vibration

● Great for stock and performance installations

● Prevents cracking or exhaust leaks

● Quicker turbo spool up

● Reduced back-pressure