Alpinestars KMX-9 v3 Graph-6 Kart Racing Suit SP11 Typically a 3db sound reduction

Typically a 3db sound reduction is achievable

All sill plate sets come with double sided adhesive applied to the back ready for a 5 min installation

and ceramic insulation for durability and the best insulating performance Investment cast inlets and outlets for best possible flow Less restriction after the turbo allows for faster spooling and boost response Optimized for maximum performance with NO catalyst generated check engine light

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

The above Fabspeed Motorsport GT2 RS high-flow catalytic converter system is the World's very best with (hardware only) gains of 7 Wheel HP and 10 FT/LBS torque (8

Alpinestars KMX-9 v3 Graph-6 Kart Racing Suit SP11 Typically a 3db sound reductionDesigned 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.