Free Shipping On Orders Over $75. Details

Talk to a Sierra Enthusiast
M-F 9A-11P, Sat-Sun 9A-9P
Win $6,000! Enter Daily >

K&N Series 77 High Flow Performance Cold Air Intake (14-18 4.3L Sierra 1500)

Item S502889
Call a Sierra Enthusiast at 1-888-706-1096
M-F 9A-11P, Sat-Sun 9A-9P
Market Price $436.99 You Save 13% ($57.00)
Our Price

$379.99 (each)

FREE Shipping

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
Ship to: Ashburn - 20149
Sorry, please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Horsepower Enhancement Guaranteed
      • Boosts Throttle Response and Motor Sound
      • Stretched Reliability and Durability
      • Available in both Black Coats and Polished Cast Aluminum
      • Raises Filtration Efficiency to 95%
      • Perfect OEM Factory Filter Replacement
      • Chrome Finish for Under-Hood Style Integrity
      • Endures up to 100000 Miles with Servicing
      • NOT CARB Certified
      • Fits all 2014-2018 4.3L GMC Sierra 1500 Models


      Increased Air Intake Flow. Superiorly designed with a mandrel shape, the K&N Series 77 High Flow Performance Cold Air Intake can breathe a larger volume influx of incoming air to your 4.3L GMC Sierra 1500's engine. Resultantly, adds a 5-10 horsepower for an increased gas mileage.

      Increase in Performance. The K&N Series 77 High Flow Performance Cold Air Intake has undergone state-of-the-art engineering and tested to provide performance to your truck. These K&N Series Cold Air Intake Filters, do not only allow you to drive your Off-road GMC legally but can also withstand 100,000 miles before servicing it.

      Enhanced Under-Hood Appearance. Regardless of whether you opt to choose the polished or the black 77 High Flow Performance Cold Air Intake, you are sure to transform the under-hood of your GMC Sierra 1500 model trucks.

      Improved Performance. The intake tube houses an OEM mass air sensor, air temperature sensor and a crank housing a vent hose. The enhanced-capacity conical air intake filter is made of the oil-free synthetic filter medium to ensure your engine received the required breath of air to maintain the engine temperature at a small degree.

      One Million-Mile Warranty.
      All OE Replacement parts and Air Intake Systems are backed with One Million-Mile Limited Warranty. If any of the product should develop problems due to defective material or craftsmanship, K&N will replace it.

      The K&N 77 High Flow Performance Cold Air Intake is designed to fit 2014-2018 4.3L GMC Sierra 1500 models.

      Technical Note. The K&N Cold Air Intake is not designed for vehicles equipped with a Body Lift.

      Shop All Truck Parts And Accessories

      Shop All Cold Air Intakes For Trucks

      Fitment: 2014 2015 2016 2017 2018 Details

      K&N 77-3085KP

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Cold Air Intake
      • Installation Hardware

      Tech Specs


      Customer Reviews (100+)

        Questions & Answers

        10 More Questions

        Will It Fit My Sierra 1500

        • 4.3L V6 - 14, 15, 16, 17, 18