How much is to much
On a stock 4.6 how much boost is to much. 4.6's are great motors and all and they do love boost as long as you keep it in moderation or so ive heard. So how much is to much before you say bye bye to mister motor?
00 Mustang GT: Upr x-pipe,Magnaflow Cat-back, MAC intake with 60mm mass air, underdrive pulleys, 3:73, and tuned
01 CBR RR: Full Erion exhaust, power commander, and intake