if you plan on replacing the headunit, speakers, and amps, you'll be fine. but if you are just going to replace the speakers, its probably not going to sound right. the mach 460 and 1000 are different ohms and impedences than your average car audio equiptment. what were you planning on installing?
__________________ 1998 SVT Cobra #4941 of 5174 built on June 19,1998
4.30s, Speedcal, WMS CAI, Pro 5.0 shifter, Sniper Tuner, March pulleys, Mac O/R H pipe, Flowmaster orig. 40's, King Cobra clutch, D/S rotors, FRPP 9mm's, Max. Motorsports C/C plates, Termy front control arms, H&R SS springs, MM solid steering rack bushings, Tokico HP struts and shocks, Mac subrames, HID Bi-Xenon 6000k kit, Saleen 18" wheels, Saleen S-281 spoiler, sequential tails
Up Next: Termi diff, 31 spline Axles, LPW girdle, MM LCAs | 
replace shaker 500?? 
