2 QUESTIONS????? 00 MUSTANG GT

ALRIGHT I HAVE A 2000 MUSTANG GT... AT THE MOMENT IT IS A 5 SPEED WITH AN BBK OFF ROAD X PIPE, A UPPER PLENUM BY TRICKFLOW, AND A INTAKE.... K & N. I JUST PURCHESED A DIABLO PREDATOR SPORT. I WANTED TO KNOW WHAT TURNING OFF MY EGR VALVE AND MY O2 SENSOR'S WOULD DO? H.P. LOSS OF FUEL ECONOMY OR WHAT ???? THE REASON I ASK IS BECAUSE THE DIABLO IS CAPABLE OF DOING THIS. THANKS!

SECOND QUESTION IS, I PURCHASED A SET OF 3.73 MY CLUTCH IS ALMOST GONE ..... IF YOU HAD TO CHOOSE A KING COBRA,FORD RACING, OR SPEC STAGE1. IS THE SPEC 1 THAT MUCH BETTER.
THANK YOU FOR YOUR TIME! :flag:
 
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