Hewitt High Performance
Classic car restoration company in Hayward, specialising in GM muscle cars and LS engine swaps.
Hewitt High Performance, also known as Team HHP, is based near Houston, Texas, and focuses on restoring and upgrading classic GM muscle cars. With over 15 years of experience in the LSx platform, the company provides full engine swaps, EFI conversions, suspension improvements, braking systems, air conditioning, wiring, and light fabrication. They serve clients nationwide, offering both maintenance and complete build services for classic and modern performance vehicles.