To someone who has one installed on a 5.4. Is it worth it?

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'97 XLT Flareside 4X4 SC
ORP/5.4 FQR/3.55 LS
Bridgestone Dueler AT
Flowmaster Duals
Superchip/K&N Filter
Century Topper
Rhino Liner/Solar Visor
Catchall Mats
Corbeau RS Seats
Wilson 1000 Mag Mount
Uniden 510XL/Astatic 575
Clarion DRX6575z
Prestige APS-600
Lund Screen Fronts
Tinted Windows