Rinehart 4.5" HP45XL Midnight Edition SlipOn Muffler Exhaust For 17-24 HD Touring Bypass Valve 5-Year Limited Warranty 1 Kit:BJK-P-XP1KT-HCR NOTE Electronic fuel regulator BJ-1-002-K-4#GEN

5-Year Limited Warranty

06 percent better than stock

Year: 2003-2007

To top it all of you can have this kit installed onto your Ford in about 2 hours and are covered from manufacturer defects with the Air Lift Limited Warranty As an added bonus you may want to look into installing an Air Lift on board compressor in order to manage spring control with the touch of a button The 57200 kit is built specifically for 4WD models

The girdle is also O-ringed for a perfect seal to the block surface

Rinehart 4.5" HP45XL Midnight Edition SlipOn Muffler Exhaust For 17 24 HD Touring Bypass Valve 5 Year Limited Warranty 1 Kit:BJK P XP1KT HCR NOTE Electronic fuel regulator BJ 1 002 K 4#GEN 5 Year Limited Warranty 06 percent better than stock