Intercooler Upgrade, Includes Boost Tubes (red powder-coated) for 1999.5 Ford F250/F350 7.3L Power Stroke BD DIESEL E41 L5p Unlock kit (if

E41 L5p Unlock kit (if you are unlocking the ecm in house)

5-inch fabricated rear blocks

Part Number: 0986435621SE-R3

Includes one BDS018319

Built to Last: With Rough Country's Limited Lifetime Replacement Guarantee

Intercooler Upgrade, Includes Boost Tubes (red powder-coated) for 1999.5 Ford F250/F350 7.3L Power Stroke BD DIESEL E41 L5p Unlock kit (if3 inch mandrel bent high flow boost tubes. Eliminates restrictions for an 18 percent increase in flow, dramatically increasing the cooling capacity for massive continuous power; big aluminum end tanks won't burst like the plastic stock ones. Includes Twin Ram manifold inlet assembly. Banks Techni Cooler Intercooler system includes mandrel bent 3 inch high flow boost tubes large, high efficiency all aluminum end tanks instead of the wimpy stock plastic