APR Premium Helmholtz Resonator - 76mm (3") (MUH0021) StillenShipping_75 A Digital Tach And Speedometer

A Digital Tach And Speedometer Are Also Included In Its Functions

Outflows Factory Intake By 92%

our engineers built a rear kit featuring our double-bellow air springs

FM1-HDR6 kit features ACT's most popular Heavy Duty pressure plate

APR Premium Helmholtz Resonator - 76mm (3") (MUH0021) StillenShipping_75 A Digital Tach And SpeedometerAPR's premium line of Helmholtz Resonators are now available! Perfect for the do it yourself enthusiast fabricating a custom exhaust system, these resonators target and cancel out specific frequencies that create drone. Internally the system is open with an small offshoot path leading to the main chamber designed to bounce soundwaves back into the exhaust flow path to eliminate unwanted frequencies. The main exhaust path is a straight through 76mm