Manufacturers of high performance, aftermarket turbochargers

MSD Ignition products are the finest ignition components you can install!

FAST™ - advanced electronic fuel injection technology.

Horsepower Connection, home to one of the best Fuel Injection Specialists!

Rootz EFI provides a reliable turn key fuel injection system

Specializing in custom design/production of embedded control systems.

Powertrain Control Solutions - Engineering the future of driveline control

Racepak - loggers, software, gauges for gathering data. 

Inglése – celebrating more than 30 years of affordable exotic induction! 

Wilson Manifolds, there is no compromise in engineering or manufacturing

Edelbrock uses the finest equipment for machining and quality control.

PLX Devices Inc. - consumer electronics industry.

Holley® - manufacturers of fuel systems of all shapes and sizes since 1903.

ACCEL - Ignition products for the automotive performance industry.

MagnaFuel's high-performance fuel systems

Haltech engine management systems are designed to be as universal as possible

BigStuff3 - manufacturers of aftermarket engine and power train controllers.

Injector Dynamics brings dynamic injector technology to the public.

KOULtools LLC was formed in 2005 in Lake Havasu City, AZ