
- On-the-Fly Tuning Control: Effortlessly switch between multiple EFI Live tunes, giving you the flexibility to adapt your truck's performance to any situation, from towing heavy loads to maximizing fuel efficiency.
- Seamless Integration: The included replacement OBD-II connector ensures a professional, stock-looking installation. No unsightly wires or bulky add-ons—just a clean, integrated solution.
- Enhanced Driving Experience: Experience the immediate gratification of optimizing your truck's power, torque, and fuel economy precisely when you need it, all from the driver's seat.
- Broad Compatibility: Specifically designed for 2006-2021 6.7L Cummins engines, guaranteeing a perfect fit and reliable performance.

Unlock the full potential of your 2006-2021 6.7L Cummins with the Fish Tuning FTCSP5 CSP5 Switch. This isn't just an accessory; it's a revolutionary tool designed to put you in complete control of your EFI Live tuning. Imagine seamlessly transitioning between different power levels or fuel economy maps with a simple flick of a switch, all while driving. The days of pulling over and reflashing your truck are over. The CSP5 switch integrates flawlessly into your vehicle, offering an incredibly clean, factory-like installation thanks to its innovative replacement OBD-II connector, ensuring your interior remains pristine and uncluttered.
On-the-Fly Tuning Control: Effortlessly switch between multiple EFI Live tunes, giving you the flexibility to adapt your truck's performance to any situation, from towing heavy loads to maximizing fuel efficiency.
Seamless Integration: The included replacement OBD-II connector ensures a professional, stock-looking installation. No unsightly wires or bulky add-ons—just a clean, integrated solution.
Enhanced Driving Experience: Experience the immediate gratification of optimizing your truck's power, torque, and fuel economy precisely w[...]
- On-the-Fly Tuning Control: Effortlessly switch between multiple EFI Live tunes, giving you the flexibility to adapt your truck's performance to any situation, from towing heavy loads to maximizing fuel efficiency.
- Seamless Integration: The included replacement OBD-II connector ensures a professional, stock-looking installation. No unsightly wires or bulky add-ons—just a clean, integrated solution.
- Enhanced Driving Experience: Experience the immediate gratification of optimizing your truck's power, torque, and fuel economy precisely when you need it, all from the driver's seat.
- Broad Compatibility: Specifically designed for 2006-2021 6.7L Cummins engines, guaranteeing a perfect fit and reliable performance.