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Give your engine the edge
Offering the next level in Oil Pump performance and pressure
These catch cans are powder coated in high gloss black
Improved Racing thermostatic and non-thermostatic remote oil filter heads are available separately
They come with K&N's No-Hassle Lifetime Limited Warranty�
E-3740 K&N Round Air Filter barra Give your engine the edgeThe K&N E 3740 replacement air filter is designed to increase horsepower and acceleration by reducing restriction and increasing air flow to your engine. The E 3740 is made with oiled layers of woven cotton that offer superior filtration and can be washed and reused repeatedly. K&N replacement air filters can go up to 50,000 miles before cleaning is required, depending on driving conditions. One K&N replacement air filter costs less than replacing