Want more power and performance?

Improve your vehicle's drivability!

Improve your vehicle's drivability!Improve your vehicle's drivability!Improve your vehicle's drivability!

Time to get your rig tuned! Let us bring more life into your vehicle!

Book an appointment and check pricing

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!

About

Where to find us

We are based in Westminster, Orange County but cover Santa Barbara County, Ventura County, Los Angeles County, Inland Empire, and San Diego. Inquire with us for bookings and appointments.

Have a question?

Send us an email!

California Bureau of Automotive Repair

Trusted and licensed services!

We are licensed and authorized to operate under the California Bureau of Automotive Repair

TK-421 Tuning Inc.

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