I had put on a knn aftermarket short ram intake it has worked fine , but now recently I don't hear that low growl when I'm accelerating that aftermarket intakes usually do , u think it might be cause the filter is dirty? It just sounds like I have the stock intake in now
My car has 57000 miles.
My car has an automatic transmission.
Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing