ARE THE HEADS BETTER ON THE G8'S L76 THAN THE CATHEDRAL HEADS
THE L76 IS A VERY STRONG BIULD AN SEEMS TO BE VERY FUEL EFFICENT WHAT IS THE BIGGEST THING IT LACKS TO PRODUCE MORE HP WITHOUT GOING BANK RUPT AN MAKE IT MORE BULLET PROOF AN SEE HIGHER RPM LONGER AN STILL INCREASE HORSE POWER ALL THROUGH THE RPM RANGE TO 7 TO 8000 RPM AN HOLD TOGETHER ON A REGULAR WEEKEND WORRIOR
K+N or Vararam cold air induction is your easiest 20+ HP mod. Forget about performance chips, there really isn't anything on the market for your car that works. JBA Performance makes headers for around $500. You can add an inexpensive CAT-back dual exhaust for about $350 from SLP Performance. The crappy Bosch computer in your car is going to prevent you from doing anything radical to the engine. Read this: http://www.gmhightechperformance.com/tech/lsx_engine/ghtp_1211_bolt_on_modifications_stealth_mode/
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