Air Injection Block Plate Kit This plate kit will block off the holes on top of the exhaust manifold or header. Kit Includes: (2) Stainless Steel plates (2) Gaskets NOTE: Not for use on smog checked vehicles, fits LC Headers or header flanges...

Header Stud Set The factory exhaust manifold studs have a shoulder in the center that can interfere with proper header tightening. Our 10mm x 1.25 x 48mm long, heat-treated plated header mounting studs are stronger than stock. Works with a stock...

Exhaust Gasket OEM style gaskets offer the best possible seal for your stock manifold or header. All the LC Engineering headers are designed to use the factory gaskets. Traditional paper exhaust gaskets do not last as long as the factory style gaskets...

Oxygen Sensor Adapter (2-Bolt Style To Thread In Style) This kit will adapt a thread in style O2 sensor (18mm) to the Toyota two-bolt style. Includes gasket plate to adapt and two studs and nuts. Contact our Tech Support Line for further...

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...

Oxygen Sensor Install Kit (2-Bolt Style) This kit contains everything you need to install the factory 2-bolt O2 sensor into your custom exhaust. It allows you to weld in the O2 sensor wherever you want it in the exhaust. Kit Includes: (2) Studs and...

Rubber Tailpipe Hanger (3-Hole) Factory 3 Hole replacement rubber insulator for tailpipe. Contact our Tech Support Line for further information at 928-575-2174. Note: Images are for illustration purposes only. Images may not represent...

Weld-On Oxygen Sensor Flange (2-Bolt Flange Style) This flange is made from 3/8" mild steel, then tapped for M8 x 1.25 studs weld on. For the 2 bolt style O2 sensor. NOT for thread-in O2 sensors. Contact our Tech Support Line for further...

Rubber Tailpipe Hanger (2-Hole) Factory replacement rubber insulator for tailpipe. Contact our Tech Support Line for further information at 928-575-2174. Note: Images are for illustration purposes only. Images may not represent the...

Air Injection Block Plate (Stainless Steel) This Stainless Steel block plate is for eliminating the air injection tubes above the exhaust header. For show, off-road or race applications that don't require emissions equipment, this allows you to remove...

Hardware Kit (Exhaust Flange) Exhaust hardware kit used on the two-bolt collectors in the header and exhaust kits. Kit Includes: (4) Mechanical locking nuts (M10 x 1.25mm) (4) Flange Bolts (M10 x 1.25mm x 40mm grade 10.9) NOTE: All hardware is...

Cylinder Head Bolt Set (Front of Cylinder Head) LC Engineering is striving to povide all those hard to find gaskets and or hardware for your build. If you don't see what you need on the site, please give us a call and we may be able to get it for you...