Street. Track. Everything between.
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Hedman Oxygen Sensor Reducers with 3 Inch Outlet 21133 Header Reducer, Bung, 3-Bolt Flange, in. Inlet, in. Outlet, Steel, Painted, Each

SKU: HED21133

Header Reducers

Hedman Oxygen Sensor Reducers with 3 Inch Outlet 21133 Header Reducer, Bung, 3-Bolt Flange, in. Inlet, in. Outlet, Steel, Painted, Each

SKU: HED21133

Header Reducers
A$122.31
IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
View cart 0
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Hedman oxygen sensor reducers allow you to retain an oxygen sensor when you add on headers. They come with all the necessary flanges, gaskets, and hardware needed to adapt your exhaust to your headers.

Part Type

3in To 3in Collector w/O2 Sensor Bung 3 Bolt

Data: v4.2 - Upd: 2026-10-15 06:03:52

Specifications

Product Attributes - Brand
Hedman Hedders
Product Attributes - Manufacturer's Part Number
21133
Product Attributes - Part Type
Header Reducers
Product Attributes - Product Line
Hedman Oxygen Sensor Reducers
Product Attributes - UPC
732611211338
Product Attributes - Collector Attachment
3-bolt flange
Product Attributes - Collector Diameter (in.)
3.00
Product Attributes - Reducer Outlet Diameter
3.000 in.
Product Attributes - Oxygen Sensor Bung Included
Yes
Product Attributes - Bolts/Studs Included
Yes
Product Attributes - Gaskets Included
No
Product Attributes - Reducer Material
Steel
Product Attributes - Reducer Finish
Painted
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Hedman Hedders
StreetFX SKU hed21133
SFX Item ID 5069918
Supplier Item Code 5069918
Manufacturer SKU 21133
Manufacturer UPC 732611211338
Alternative References 3-Bolt

Compatibility

Loading compatibility information...