Thread: Which is lighter, NPP or no NPP ?
View Single Post
Old 05-22-2020, 12:29 PM   #8
Paintslinger16
Two Lane Blacktop
 
Paintslinger16's Avatar
 
Drives: '18 Camaro 2SS
Join Date: Jul 2019
Location: Black River, NNY
Posts: 516
The stock muffler will weight more then the NPP valves, there is no power difference. One rating
Paintslinger16 is offline   Reply With Quote