K&n cold air intake for 96 grand marquis
hi everyone. im new to these forums and i want to know what cold air intake is best for my car and what are the pros and cons. also i want to know what perfomance gain i can get and if it can save gas but im not worried about that very much. its a 4.6L v8, dual exhaust with 2 flowmaster 40's with 3" turndows after about 6" in length. thanks.