Empi 3735 Spark Arrestor. Many Off-road Areas Require Some Form Of A Spark Arrestor To Limit The Chance Of Fires. Comes With Long Enough Screws For Additional Disc If Needed.

Specs:
Disc Diameter 4"
Length 2-5/8"
Weld On Style Opening Diameter 2"

Note: Must Be Welded On

Spark Arrestor Discs Are Stackable Allowing Fine Tuning On Your Exhaust Flow For Maximum Horse Power And Torque. Removing Disc Will Increase Back Pressure, Adding Disc Will Reduce Back Pressure And Increase Flow And Noise.