Help protect the engine of your Sonata or Optima and gain a guaranteed increase in horsepower and torque with the K&N® 69-5321TS air intake system, engineered specifically for 2015 - 2019 Hyundai Sonata and Kia Optima 2.4L models. The K&N® 69-5321TS mandrel-bent aluminum intake system offers an estimated power increase of 5.8-horsepower and 8.4 lb./ft. of torque*.
K&N® has just released a new 50-State legal intake option engineered specifically for 2015 Chevrolet Silverado and GMC Sierra 2500 & 3500 HD 6.6L models. The K&N® 57-3087 high-density polyethylene (HDPE) intake system offers an estimated power increase of 24.06-horsepower and 29.62 lb./ft. of torque*, exceptional engine protection, and improved engine sound on acceleration.
Explore our newest industry-leading washable engine and cabin air filters below.
Summer heat is on its way. Check out our list of recommendations to prepare your vehicle for summer.
The 2019 RAM 1500 has been completely redesigned for the 2019 model year—with plenty of exciting upgrades, and the option of a 5.7-liter V8 rated at 395 horsepower and 410 lb.-ft. of torque. If you’re a performance-minded driver, you may be interested in the guaranteed power increase that the 77-1578KP performance cold air kit provides.
