Return M170-S 3W-160B4 - Pair Price : $325.00 Quantity : **Add To Cart Johnson By Jayson Products M170-S Bolt-On Mufflers Fits: 3W-160B4   Click For Larger Version M170-S Specifications A Chamber Length 7.625" B Chamber Diameter 1.50" C Downstack Length 4.50" D Downstack Diameter 0.875" E Mounting Offset 0.20" FF Front Downstack Offset 6.375" FR Rear Downstack Offset 2.875" S Smoke Fitting YES   Weight / Each 6.40 Oz     Specifications Subject To Change Without Notice