ACS PRO obd 2 trailing spark plugs with

2 trailing spark plugs with shims

Please note- additional services

If you have experienced issues with exhaust gaskets blowing out and creating slight leaks

The center section has a new "vented design" that improves rigidity at high speeds

The key here is that it is bypassed by about 85 percent when the thermostat is in the closed position

ACS PRO obd 2 trailing spark plugs withAuxiliary Cooling System MT Pro In mild conditions the factory radiator originally equipped in the RX 8 can provide adequate engine cooling with the addition of our cooling fan control kit. Once the engine is subjected to a more demanding operating range, high performance driving or a harsher environment the need for additional cooling can become a necessity. We have designed an auxiliary cooling system that replaces the factory engine under tray and