Customer service is top notch! jared, my 2007 GT500 with methanol Injection and the 2.6 pulley, JLT massive tube and filter netted a 529 rwhp and 515...

Great Customer Service

these people here at Lethal rock!! very helpful, informative and customer service spot on.

i recentlly orderd the lethal performance off road x-pipe and tuner for my 07 Shelby GT500. and let me just say the sound is amazing, and with tune...

The team at Lethal has consistently helped me out whenever I have had questions or concerns regarding a product and are always friendly to talk to....