Harley-Davidson Exhaust system
I would go with a muffler only change, or a the least keep those nice slash cut tips 
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2000 F150 XLT 4X4 Off Road 5.4L Reg. Cab 3.55
Performance Enhancemets:
K&N
WMS Velocity Tube
Gibson Sweptside
Audio Enhancements:
All of the above, plus
Sony C7000X HU
Cerwin-Vega SS2502 components(Front)
Blaupunkt PCxp573s(Rear)
Radio-delay mod
(For now)

------------------
2000 F150 XLT 4X4 Off Road 5.4L Reg. Cab 3.55
Performance Enhancemets:
K&N
WMS Velocity Tube
Gibson Sweptside
Audio Enhancements:
All of the above, plus
Sony C7000X HU
Cerwin-Vega SS2502 components(Front)
Blaupunkt PCxp573s(Rear)
Radio-delay mod
(For now)


