• Exhaust Manifold Stud and Nut When installing new aftermarket headers, new hardware should be used. An even clamping force is required to keep the header tight against the head in order to seal the exhaust gasket properly. The studs on your truck may...
    $4.12
  • Air Injection Tube Block-off Plate Kit (Trail Gear) Trail-Gear has come up with this very clean way to totally eliminate your stock air injection tube. This kit contains 2 plates that will allow you to install our headers without the air injection tube...
    $27.24
  • Weld On Bung & Plug Kit (Thread-In Bosch Style) If you are installing an oxygen sensor in a system that didn't originally come with one, or if you are installing a stand-alone Wideband AFR gauge, you will need this kit. It comes with the bung (18mm...
    $14.95