GMC Performance Parts

GMC Performance Parts

GMC Headers

The shorty tuned lengths are a direct bolt-on and have shown a increase at the rear wheels of more than 21 Horsepower and 16 Foot Per Pounds of torque over stock!

Find Headers for my Sierra

GMC Sierra Headers Here

GMC Performance Parts

GMC Exhaust Kits

Whether you want a bolt-on or a custom built kit designed just for your sound and style we have you covered.


GMC Exhaust Systems Here

GMC Performance Parts

GMC Intake Kits

Cold air intake kits help your motor breath in. A nice deep breath helps you perform at your best!

Find an Intake for my Sierra

GMC  Intake Kits Here

GMC Performance Parts

GMC Computer Tuning

Add up to 25 more Horse Power with street legal pre-tuned programmers and modules.

Find a Tuner for my Sierra

Sierra Tuners Here

GMC Performance Parts

GMC Throttle Body Spacer

  Produces up to 12 Horsepower and 14 Pounds torque. This is a nice add-on with the intake kit. Let it breath!

Find A Throttle Body Spacer for my GMC

GMC Throttle Body Spacers Here

GMC Performance Parts

GMC Superchargers

These complete supercharger systems provide maximum flow, minimum temperature rise, quiet operation and reliability only the Edelbrock name can guarantee.

Find a Supercharger for my Sierra

GMC Superchargers Here

GMC Performance Parts

Power Packages

Build a package from the performance parts above and receive package discounts


GMC Power Packages Here

GMC Sierra Performance Upgrades

We build GMC Performance Parts dreams. Choose the Ram street legal performance parts your looking for. From Sierra exhaust to Superchargers. We have your GMC Performance Parts covered.

GMC Performance Parts

Designed for optimum performance.

We all know that the right tools for the right job is very important. At FMS Performance we believe that using the the right tools for GMC Performance Parts installation starts with the right installer.

Our technicians have been professionally educated and have completed industry degrees from accredited schools. They also continue their education with a daily practice and updates when available.

FMS has a specialist for each segment of installation. We prefer to supply you with the parts we install but we can install your supplied products as well.

FMS Performance offers and installs cold air intake kits. Installing and custom building performance exhaust systems. Our stores install automotive computer tuners.  Headers, superchargers.

We can help with almost anything GMC accessory related. For your convenience you can select the button below for a quote or appointment. Check us out on FaceBook.