When I was in high school I had a friend put a K&N air filter in his car and all that we knew about it was that it made that car go faster off the line and boosted the top speed as well. After a little research I have learned that not only was it... 

List Price: $321.95-$599.00 Our Price: $251.50-$428.29 Shipping: Free Shipping Financing: No Payments for 90 Days on purchases over $250! Customer Rating: (3824 Reviews) Product Info Features The K&N...