If you already have the axle out of the car, it's not that hard to replace the CV joint. You can purchase an outer CV joint for under 50 bucks and that includes a new rubber boot, new axle nut and the grease.

Outer CV Joint 27X65X30 - BMW X5 E53 1999-2006 - OEM: 31607503538 Febest: 1910-X5 - Newegg.com

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2006 Infiniti G35
2001 BMW 3.0I E53 X5 Build date 08/2000 SOLD
Lotus Europa 1970 Destroyed by fire
Lotus Europa 1970 S2 Renault Powered
Lotus Type 52 1970 Twincam Webers Powered
PORSCHE 911 Targa 1982 The Garage Queen
Audi Avant donated to Kars for Kids
BMW 525IT Sold
Audi 4000CS Quattro Sold
Jensen Healey Lotus Powered Sold
Opel 1900 Sold
Triumph Spitfire 1971 Sold
Triumph Spitfire 1968 Sold
Plymouth "Cuda" 340 Six pack SOLD