Get even more exhaust flow with this MBRP Down PipeMBRP down pipes are jig manufactured to ensure total accuracy. Smooth mandrel bends will give you the best flowing down pipes in the industry. Gain extra power and enjoy the EGT reduction as well. Constructed from heavy duty aluminized steel you can count on this pipe lasting for years to come. Fabrication may be required to complete exhaust system.Features: 4" Aluminized Steel Construction Increase Power & Efficiency Lower Exhaust Gas Temperatures Mandrel Bent & Jig Manufactured 3 Year Warranty Not available for sale in the state of California. Vehicle Applications: YEAR MAKE ENGINE 1998.5 Dodge 5.9L 24V Cummins 1999 Dodge 5.9L 24V Cummins 2000 Dodge 5.9L 24V Cummins 2001 Dodge 5.9L 24V Cummins 2002 Dodge 5.9L 24V Cummins SPECIFICATIONS Fuel Type Diesel Warranty Yes Warranty Info 3 Year Prop 65 WARNING: Cancer & Reproductive Harm - P65Warnings.ca.gov