Welcome
It's not the Destination. It's how you Drive there.
Time to get your rig tuned! Let us bring more life into your vehicle!
Authorized OTT (Overland Tailor Tuning) Retailer
SoCal's Toyota/Lexus Tuner
TK-421 Tuning is SoCal's ONLY authorized OTT tuner offering the world's best calibration for your late model Toyota and Lexus Off-road vehicles. You're in good hands with our nationwide network of OTT tuners serving you from coast to coast!
You can expect more power, increased torque, smoother shifting, improved throttle response and much much more!
