Boomslang Plug and Play Harness Kit for Haltech Elite 550 (BF25037-550) 1400 the original pioneers of aerospace-grade

the original pioneers of aerospace-grade T-304 stainless steel (superior to 409 or aluminized steel) free-flow exhaust utilizes patented award and race winning technology to deliver quality

We put in the time to test and prove that we have developed a superior kit for your GM Duramax LBZ

3-Wire Open Lead For Convenient Wiring

24% CFM improvement full system vs full system

Boomslang Plug and Play Harness Kit for Haltech Elite 550 (BF25037-550) 1400 the original pioneers of aerospace-gradeALL HARNESSES ARE BUILT TO ORDER. ALL SALES FINAL. Maximize Your Vehicle's Performance with Boomslang Harnesses for Haltech Elite 550 Unlock the full potential of your vehicle with Boomslang's custom designed harnesses for the Haltech Elite 550. Tailored for specific vehicles, these harnesses ensure a seamless integration, transforming your car's performance with cutting edge technology. Key Features: Vehicle Specific Design: Each harness is