Alpinestars KMX-9 v3 Graph-6 Kart Racing Suit SP11 POWER: This is the most

POWER: This is the most free flowing side "muffler" solution you can get

And 18 whp and 23 ft-lbs at 4000 RPM will make a significant difference in driveability

Both dyno runs were done with the valves open on the NPP exhaust

Typically a 3db sound reduction is achievable

Alpinestars KMX-9 v3 Graph-6 Kart Racing Suit SP11 POWER: This is the mostDesigned to meet FIA homologation standards, the KMX 9 V3 Suit is a practical option for those getting started in racing or progressing through the ranks. It uses a lightweight, dual layer design for a balance of safety and comfort, and includes a soft polyester toweling liner. For better movement and airflow, the suit includes stretch panels in key areas like the back, shoulders, and waist, along with mesh inserts in the underarms.