K&N Cold Air Intake Kit with Washable Air Filter: 2011-2014 Chevy/GMC Heavy Duty (Silverado 2500/3500 HD, Sierra 2500/3500 HD) 6.6L V8 Diesel, Black HDPE Tube with Red Oiled Filter, 57-3077 Blue Set The speaker is sweat and

The speaker is sweat and weather resistant (with an IPX4 rating) and comes with a four-way stretchable cover made to withstand dust and static

Simply and simultaneously apply active pneumatic (air) compression and adjustable cold therapies to reduce swelling

Brand: FRP

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K&N Cold Air Intake Kit with Washable Air Filter: 2011-2014 Chevy/GMC Heavy Duty (Silverado 2500/3500 HD, Sierra 2500/3500 HD) 6.6L V8 Diesel, Black HDPE Tube with Red Oiled Filter, 57-3077 Blue Set The speaker is sweat andBrand: K&N Features: ULTIMATE LONGEVITY: 10 Year Million Mile Limited Warranty protects for the life of your vehicle GUARANTEED INCREASE IN HORSEPOWER: Dyno tested with up to 50% more airflow than restrictive factory box air filter and intake tube BETTER TOWING: Improves acceleration and uphill performance when towing by improving throttle response IMPROVED ENGINE SOUND: Hear the power under the hood WORLD CLASS PROTECTION: Pushing the limits of