DG Performance Quiet Core Exhaust Insert - 1 1/4in. - 98-51250

Tune exhaust sound and power and reduce exhaust sound by 1 to 6 dBs on DG O-Series exhaust
Easy to install by removing rear end cap and placing insert in front of spark arrestor
Available in five sizes; smaller diameter inserts are quieter but more restrictive, larger diameter inserts are louder but less restrictive