Replaces the factory exhaust up-pipes (exhaust manifold to the turbo) which are prone to leakage due to deterioration. BD up-pipes are designed to minimize restriction to the turbo utilizing internally shielded expansion bellows. The turbo Y-adapter is made from high-silicon ductile iron. The BD up-pipes are a durable, longer-life replacement for this common PowerStroke problem and are perfect as an upgrade while performing other engine or transmission repairs. FEATURES Fully EGR compatible - Meets emission requirements Ductile cast iron Y-pipe design is a perfect fit and eliminates leaks and weld failures Larger diameter 304 stainless steel uppipes includes internally shielded stainless steel expansion bellows V-band connections provide a flexible, easy aligning tight fit Stainless steel uppipe clamps included Maximizes your turbo response time and eliminates exhaust leaks Fully divided Y-pipe optimizes turbo spool Smoother internal Y-pipe geometry than competitors up-pipe designs INSTALL TIME 4 Hours 30 Minutes WARRANTY Parts 12-Months 24,000 Miles