WHY CHOOSE J&S TRANSIT, LLC & DIESEL PERFORMANCE

FINDING A ONE STOP DIESEL SHOP IN YOUR AREA HAS NEVER BEEN EASIER

About Us:

Here at J&S Transit, LLC & Diesel Performance, we specialize in a variety of different services to cater to your Diesel Truck Repair, Diesel Performance and Stepdeck Trucking needs. J&S Transit, LLC & Diesel Performance provides professional and quality Diesel Service & Repair. We have an excellent reputation as a diesel truck repair and service shop whether you’re just looking for routine maintenance, or a full blown race engine, we can meet all of your diesel needs. Our professionals install quality parts to get the most diesel performance out of your diesel truck. Specializing in custom diesel modifications for fuel economy and/or diesel performance; we guarantee reliable services and upgrades. No job is too complicated. Contact us today to speak to a local professional to schedule an appointment! We do general diesel repair on all makes and models of diesel motors class 2 through class 8 Trucks. Ford PowerStroke, Dodge Cummins, Chevy Duramax, Also Detroit, Cummins, and Caterpillar! We specialize in Ford 7.3, 6.0, 6.4, and 6.7 PowerStroke Repair and Performance. Offering: Tuning, EGR upgrade or delete, Air Intake, Exhaust systems and a variety of other services!
If you’re building a tow rig, daily driver, pulling truck, or race truck, J&S Transit, LLC & Diesel Performance is your one stop shop for all of your performance parts and accessories.
Serving the La Crosse, Tomah, Viroqua, Sparta, and Wesby WI Area.
Give us a call with your needs or to schedule an appointment today!!

Are you looking to ship something that can’t be handled by a standard flatbed? No problem — we’ve built our company on tough jobs like these. We haul Stepdeck freight across the lower 48 except CA to get your freight where you need, when you need it!

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ADD VALUE TO YOUR DIESEL

Your Truck Needs Us!

Here are some of the services we provide:

  • Computer Diagnostics
    EGR Upgrade/Delete
    Programmer / Chip / EFI Live
    Gauges
    Intake
    Exhaust
    Fuel System Upgrades
  • Custom Tuning
    Injectors
    Turbo Upgrades
    Head Gaskets
    Transmission Upgrades
    Oil Cooler Replacement
    Coolant Filtration System
Contact J&S Diesel

J&S Diesel is a rocksolid repair shop, with staff ready to assist you!

Specializing in 6.0 Ford Powerstrokes we have integrated top of the line products and are dealers for reputable companies!