Northridge Service Inc., founded in 1987 as a towing company for AAA and the California Highway Patrol shortly thereafter, has grown into one of Los Angeles' most well-regarded auto repair facilities. We offer an array services that include repairs on your vehicle with all work performed by highly trained technicians using genuine parts backed up by factory warranties if necessary - at no extra cost!

At Ruiz Automotive, we believe that a happy customer is our top priority. That's why you'll never have to worry about getting charged extra for anything or going without full service because of lack in some minor detail related only to your vehicle--we do everything possible not just give quality work at competitive prices but also offer excellent value and great overall experience!

We are the choice of champions for Drag, Circle Track and Sprint Car racing. We offer Competition engine services including custom built engines as well as heavy duty tow applications with our one stop shop approach that starts from concept to dyno-ing!

We specialize in high-performance auto machine shops, race gas and nitrous oxide systems. We also provide custom performance racing engine builds as well as upgrades for superchargers to turbochargers or even suspension! Stop by our store today - we have everything you need from exhausts all the way down to headers (for your vehicle of choice)!

If you are looking for a company to help with your cylinder head machine needs, look no further. Our team is very knowledgeable and experienced in all aspects of the service industry: from design through installation we have what it takes!