HI I JUST WANTED TO TELL YALL WHAT I FOUND FROM USING THOSE INTAKE SYSTEMS.THEY ARE NOT GOOD FROM CATCHING DIRT OR DUST FROM NORMAL DRIVING.I FOUND DIRT AND DUST WHEN I PULL MY STOCK PLENIUM TO CRAWFORD PLENIUM.I NOTICE DIRT AND BLACK STUFF AROUND THE LOWER PLENIUM AND SIDE WALLS ENTERING VALVES.FROM THAT DAY I WOULD NOT INSTALLED THOSE INTAKE SYSTEM ON MY CARS.INTAKE DOES GIVE HP BUT NOT SAVE FOR THE ENGINE.JUST MY THOUGHTS I WOULD LIKE TO SHARE.