K&N Replacement Air Filter Monster S2R / S4R SIZE_4L CCA (Cold Cranking Amps): 240A

CCA (Cold Cranking Amps): 240A

Injected Carbon Composite Frame

10R and 10U Bluetooth headsets

Nylon fabric composite material

Allows for easy removal and installation of standard valve cores in tubed or tubeless valve stems (Schrader valve)

K&N Replacement Air Filter Monster S2R / S4R SIZE_4L CCA (Cold Cranking Amps): 240AThis K&N racing air filter has just two layers of cotton to provide even lower air restriction than our replacement air filter for street vehicles. Unlike K&N replacement air filters, fuel management modifications will be necessary with this racing filter. K&N racing air filters are washable and reusable. Features: Designed to increase horsepower and acceleration. Designed for racing and track applications, not for street use. Washable and reusable