MY 2004 MAZDA RX-8 CATALYTIC CONVERTER WENT OUT TWICE IN LESS THAN 1 YEAR. MY PERSONAL MECHANICS SAID TO TAKE IT BACK TO THE DEALER AND THAT BLOGS ON LINE SAID THE ENGINE WOULD LOOSE COMPRESSION AND THE ENGINE WOULD GO OUT COMPLETELY. I READ SEVERAL COMPLAINTS ONLINE ABOUT THAT VERY SAME THING. THE DEALER SAID THEY WOULD REPLACE THE CATALYTIC CONVERTER AGAIN. I SAID WHAT ABOUT THE LOW COMPRESSION AND ENGINE FAILURE DOWN THE ROAD. AND THE SERVICE MANAGER SAID THAT WHAT THE 100K WARRANTY IS FOR. I DON'T THINK THAT'S RIGHT THEY SHOULD BUY THE CAR BACK FROM ME. IT IS NOT DEPENDABLE. IT IS AT MAZDA CITY OF ORANGE PARK, FL. PHONE # 904-7790600. *TR