Flowtech Exhaust GMC K3500 Headers and Exhaust Manifolds

Whether you’re looking for performance improvements or heat reduction, if you decide to wrap your headers, we'll show you the benefits and possible precautions to take before you wrap your exhaust.

Keep your rear cylinders running cool in a high performance engine by installing a water bypass kit to the intake manifold.

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.