50 Delta Flow® - 3.00 Center In / 3.00 Center Out - Moderate Sound fbody The 46 MM piston allows

The 46 MM piston allows for maximum car control at all shaft velocities

PINLESS HD Clamp for 3

As with all BBK Performance exhaust headers they feature a 3/8" laser cut header flange for additional strength and a guaranteed leak free fit

50-inch tailpipe features a mandrel bent 409 stainless steel design for performance and corrosion resistance

QA1 offers rear sway bars to add a new level of stability to 1973-1979 F100 trucks

50 Delta Flow® - 3.00 Center In / 3.00 Center Out - Moderate Sound fbody The 46 MM piston allowsThe three chamber design utilizes Flowmaster's Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.