DynoMax Bullet Racing Muffler - 5" In, Out - 5" Diameter - 16" Chamber Length, 21" Overall Length 61 PLUS is 2-1/2" to work with

is 2-1/2" to work with most coil-over sleeves

600" outer diameter and fit applications with 5/16" valves and

Ultra Enforcer

Star Infusion

DynoMax Bullet Racing Muffler - 5" In, Out - 5" Diameter - 16" Chamber Length, 21" Overall Length 61 PLUS is 2-1/2" to work withDynoMax Bullet Muffler Compact, round design for tight ground clearance. Moderate sound control RACE USE ONLY! Light weight compact design 100% welded design for maximum durability CRF Technology which helps provide up to a 4 dbA sound reduction, on most race applications, while maintaining a deep race toneVehicle Applications: 2012 2011 Ram 2500, 2012 2011 Ram 2500HD, 2012 2011 Ram 3500, 2012 Ram 3500HD, 2010 2007 Chevrolet Pickup Silverado 2500HD 3