Acura TL Differential Axle Replace/Remove

The Front Left Cv Boot Is Cracked. I Am Having The Axle Replaced But The Shop Is Recommending An Alignment. Is The Alignment Recommended?

Hi, Does It Sound Likely That The Front Axels On A 2005 Acura Tl 40k Miles Would Need Replacing? And, My Dealer Wants To Charge $975. I...