Diesel Power Source MAN0170 Fummins Exhaust Manifold 2 Piece T3 Ford Cummins Swap 5.9L 12V Performance High Flow Cast Iron Lower EGTs Faster Spool Direct Fit Conversion Kit Diesel Power Source Unlike basic covers the tire is armed Unlike basic covers Socket sizes are stamped into the flats for improved visibility providing optimal exhaust flow while maintaining proper clearances for Ford specific components including steering boxes Fummins Specific Engineering Features: 2 piece split design for enhanced Ford chassis clearance and easier installation access T3 turbo flange compatibility with popular 12V turbocharger upgrades and stock applications Custom runner geometry optimized for 12V Cummins firing order and Ford chassis constraints Reinforced mounting flanges engineered for swap specific stress patterns and load distribution Complete hardware kit with Ford specific mounting solutions and comprehensive installation guide Proven performance gains with thousands of successful Fummins installations worldwide Performance Benefits: Reduced exhaust backpressure for improved turbo efficiency and faster spool up response Lower exhaust gas temperatures under load (typically 100 150°F reduction compared to restrictive alternatives) Enhanced durability with swap specific engineering that addresses unique Fummins stress points Direct bolt on installation designed specifically for Ford truck engine bay configurations Complete compatibility with popular Fummins turbo upgrades and performance modifications