• QUESTIONS? GIVE US A CALL! 1 (765) 378-4908

    Open Monday - Friday 9A-4:30P EST

    We're closed on major holidays.

  • Harness order lead time is estimated to be 8-10 weeks from date of purchase.

    All other items typically ship within 3-5 business days unless specified otherwise.

Navigate to the Speartech Fuel Injection Systems homepage

LS and LT Retrofit Specialists
Call to order today

E39 Programming Harness

E39 Programming Harness

Product Code: E39BTP
Various applications.We can add a transmission harness branch if needed for an additional cost. Please call if needed.
*FREE UPS Ground Shipping*
TCM Disconnect available for an additional fee. Must call to order for custom E39 programmer.