28-08-13, 10:12 AM
try the easy things first.......how old are the plugs ?...inlet rubbers are very thick if the cracks are small that wont be the problem 
.....can be filled with silicon but will need to remove to do a good job.....as already suggested ,check air filter,we do like a K+N filters on here 
.....can be filled with silicon but will need to remove to do a good job.....as already suggested ,check air filter,we do like a K+N filters on here
One, is never going to be enough.....