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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
The 81139 is inexpensive
it is easily contoured to route along frame rails and chassis tubes
The end result is an intake that (on average) makes up to 14hp over the stock air box and even 2-3 more horsepower than any other 3
and a control valve
K&N HVAC Filter - 20 x 20 x 1 Tail Lamps The 81139 is inexpensiveK&N's reusable HVAC filters are made from a pleated synthetic filter media, provide excellent filtration and dust holding capacity for long life performance. They are specially designed to reduce contaminants in the air you breathe and can be cleaned easily for years of use in your home, office, or business. Instead of repeatedly purchasing new disposable filters, simply wash and reinstall your K&N filter whenever it is dirty. Save money, help the
