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920.373.8598

PERFORMANCE SPECIALIST

Professional Dyno Tuning, EFI Calibration & Equal-Length Exhaust Systems

BOOK YOUR BUILD

DYNO

State-of-the-art chassis dyno testing for accurate horsepower and torque numbers. Whether you’re dialing in a fresh build, verifying performance gains, or renting time for your own tuning, our dyno delivers precise data you can trust.

TUNING

Professional EFI calibration for maximum power, drivability, and reliability. From stock setups to fully built engines, every tune is custom-built using industry-leading software to optimize spark, fuel, timing, and overall performance.

DIAL IN YOUR TUNE

CONSULTATION

Not sure where to start? We help you build the right plan for your goals. Whether it’s cam selection, exhaust design, fuel system upgrades, or full performance builds, we’ll guide you toward the smartest setup for your budget and power goals.

START YOUR BUILD PLAN

Real Reviews. Real Results.

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ABOUT US

Meet Blake – Owner & Performance Specialist

Hey there, my name is Blake Boerschinger, proud owner of BT Speed Shop. Having grown up in Coleman, WI, I am proud to operate this business in my hometown.

I started this journey with one goal:

Do it right. No shortcuts.

Our shop's experience includes:

Advanced EFI tuning
Spark and fuel table recalibration
Cam swaps
Engine swaps
Dyno diagnostics
Equal-length exhaust with 304 stainless steel fabrication

If your current tune is bad, we’ll find it.
If your build has potential, we’ll unlock it.

WE WORK WITH INDUSTRY-LEADING BRANDS

TX Speed & Performance.webp

Speed Engineering.webp

Ready to Get on the Schedule?

Coleman, WI

squarebodyblake1976@gmail.com

8:00 AM - 7:00 PM

N2887 Sunset Ave Coleman, WI 54112

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