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Mileage Tuning

GM EFI Fuel Mileage Tuning

Schwanke Engines GM Mileage Tuning

Schwanke Engines, LLC is happy to announce the availability of GM Late model tuning with the recent purchase of EFI Live. This software gives us total control over the vehicles ECM and this enables us to maximize your vehicle for the conditions only found here in Minnesota. We also have the ability to transform your stock gas burning vehicle into an environmentally and farmer friendly Flex-Fuel E-85 corn burner (Fuel Mileage will be 15-25% less on E-85). Just give us a call today to set up your tuning session.

 Stage  IV 402 Cubic Inch Street Performance

Stage IV 402 Cubic Inch...

(525 HP 525 Ft. Lbs Torque) Ratings Based On A 750 CFM 4bbl Gas Carb (not included) Requires GM 2000 and later...Details
SBC 4412 GAS WILLY'S CARBURETOR 500 CFM Holley

SBC 4412 GAS WILLY'S...

E535- SBC 4412 GAS WILLY'S CARBURETOR 500 CFM Product Features Customer ordered never came to pick it up ...Details