aFe Power DFS780 Series 11-16 Ford Diesel Trucks V8-6.7L (td) Boost Activated 8-10PSI 2007-audi-a6-quattro-avant-esi3349146 you get maximum protection that

you get maximum protection that exceeds the OE requirement for filter efficiency

This kit offers adjustable ride height and better off road damping curves without sacrificing any on road comfort or handling

Z65-XTG4 kit features an Xtreme pressure plate for the most demanding driver

These coilovers are 100% designed and built in the USA and feature bright zinc plated steel cylinder bodies and CNC machined aluminum components

aFe Power DFS780 Series 11-16 Ford Diesel Trucks V8-6.7L (td) Boost Activated 8-10PSI 2007-audi-a6-quattro-avant-esi3349146 you get maximum protection thatThe diesel fuel in your truck contains contaminants dirt, water and air vapor which is reducing power and damaging your diesel fuel injectors. aFe's POWER DFS780 Diesel Fuel System, with its patent pending design, is capable of removing power robbing debris such as air, water and other contaminants. The DFS780 also boosts fuel pressure ensuring constant availability for the high pressure pump, improving throttle response and horsepower at all RPMs.