When the valves are open, more exhaust flows freely, producing a louder, deeper tone and often marginally improving performance. When closed, the flow is restricted, reducing volume without ...

Remote-controlled exhaust valves now available for the Nissan 370Z ... One of them is an exhaust with a remote-controlled butterfly valve that allows the driver to control how loud it bellows.

Five recall-worthy issues have been discovered on 2,411 units of the 2012 and 2013 Ducati 1199 Panigale. Two of the issues relate to steering, one each center on the exhaust, front brake and rear ...

A 4-inch exhaust adapter is needed to install the BD Diesel Performance Remote Mount Vacuum Exhaust Brake on our ’99 Dodge Ram 3500’s 3.5-inch custom exhaust.

It appears that even Lamborghini Murcielago LP640s are prime candidates for a little reworking by the tuning industry.

Its new, central exhaust exit looks neat, but it only tells part of the story. ... but one of the pipes had a butterfly valve in it just like the new JCW’s second exhaust outlet.

The “dual” in its name might be misleading, chiefly because there are five modes the exhaust can operate in. Thanks to butterfly valves integrated into the mufflers, the 2017 Camaro ZL1 can ...

The older version used a butterfly-style valve which was more obtrusive. ... although the GT350R will have a different exhaust. 0:00 / 0:00. See All 20 Photos. Share. You May Also Like.

When the valves are open, more exhaust flows freely, producing a louder, deeper tone and often marginally improving performance. When closed, the flow is restricted, reducing volume without ...