The secret lies in the K&N Filtercharger® 's unique design and construction. All of K&Ns filters are Lifetime warranted for 1-million miles and can be cleaned and reused for that amount of time!
Application: E30 M3 direct replacement.
Our system will give you real-time rates on products before checkout. These rates may be subject to change before your order ships depending on size, location, and other factors. You may be charged additional shipping depending.Please note for international orders we can also ship parts via UPS which is sometimes costs more than USPS but has better tracking and often faster delivery times. If you would like your order shipped UPS please write a note in the notes section of your order.
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