Vehicle Fitment
This part is universal
Product Details
Ball-Socket Style O2 Sensor Hedder Mild Steel 3-Bolt Triangular Flange Header Reducers (21143) by Hedman Hedders®. Primary Tubing Diameter: 2.5". Collector Outlet Diameter: 3". Hedman reducers (exhaust system adapters) weld on to your exhaust system, so you can easily bolt up your Hedman Hedders to the vehicle’s exhaust.
Notes
- Gasket Required
- This is a Race Only product that is to be used solely for competition. It cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. Shipping Restriction: CA, NY, ME
Specifications
| Series: Ball-Socket Style O2 Sensor Hedder |
| Material: Mild Steel |
| Primary Diameter: 2.5" |
| Collector Diameter: 3" |
| Flange Thickness: 0.375" |
| Quantity: 1 Piece per Pack |
Includes
- Header Reducers
- Bolts
- Nuts
- Washers
Features
- Available in Mild Steel
- All necessary hardware included
- Buil to last
Available in Mild Steel, Aluminized Steel or Stainless Steel, each kit come with necessary flanges, gaskets (when applicable), and hardware. Standard reducers are sold in pairs, O2 sensor reducers are sold individually.
Ball & Socket style hedder reducers are for use on Hedman Hedders with a ball style collector. The Ball and socket configuration is a durable, gasket-free design. These ball & socket style reducers do not have built-in O2 sensor bungs. If you require O2 bungs, it is highly recommended the use of Hedman's O2 Sensor reducers
Hedman Hedders®, a prominent header manufacturer for racing and street header marketplaces, started as a one-man shop in 1954. At first the company's products were designed for straightline drag racers. Over time they became highly popular with elite racing engine builders and racers for their outstanding performance and proven reliability. Made to environmental requirements using the latest computer technology, Hedman Hedders headers are guaranteed to outlast any headers you've used before.
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