Custom commercial vehicle tuning for lawn care or box trucks with GM LS engines.  No additional parts are needed. Our most efficient settings help you reduce wear and tear, which has proven to help make moving parts last longer.
 
We provide these options.
1. Adjust the vehicle's top speed limit. 
2. Limit the engine's maximum RPM.
3. Increase fuel efficiency by custom PCM tuning.
 
Trust Karcheckz to deliver peace of mind, overall efficenty and enhanced performance. On-Site service to the Atlanta Metro Area. Contact karcheckzemail@gmail.com for mail-in orders.