Spark Arrestor End Caps

Our spark arrestor end caps are designed to quickly and easily convert stock 4-stroke and some 2 stroke mufflers to United States Forrest Service approved. Machined from 6061 aluminum in the US. Do your part in keeping noise levels to a minimum and riding areas open with our optional Silent Insert, reduces the exhaust note by 3-5 decibels for a more acceptable sound intensity level.

Technology

Everyone Needs Horsepower

Safe, quiet horsepower. That’s why we engineer each Pro Moto Billet Spark Arrestor Endcap to be USFS legal, quiet, and powerful.

Motorcycle-USA.com test results show an increase in torque, and a loss of 2db of noise over stock, simply by installing a PMB endcap and screen:

2008 RMZ 450

Stock 47.33hp 32.08 lb-ft 95db

PMB 47.26hp 32.38 lb-ft 93db

Silent and Ultra Silent

Do your part in keeping noise levels to a minimum and riding areas open. Our silent inserts are designed to quickly bolt on to our End Caps, and reduce sound levels to 96db or below. Available for 2-stroke, 4-stroke, and Dual Exhaust models. Works with PMB End Caps only.

Staying Legal

Help keep your trails open.

Legal