O2 Oxygen Spacer Sensor Angled Extender 90 Degree M18x 1.5mm Zinc Hole For Car. They are very easy to install by unscrewing your O2 Sensor from your exhaust then screw your sensor into the extender,and then screw the two pieces.
eBay
Top Quality Aluminum AN4 6 8 10 12 AN Straight Male Weld Fitting Adapter Weld Bung Nitrous Hose Fitting Silver
Aliexpress UK
M18 x 1.5 Exhaust Lambda Boss Nut Weld on in 304 Stainless O2 Oxygen Sensor Bung. -O2 Oxygen Sensor Bung+Plug Kit. 2x Oxygen Sensor Nut Bung Stepped. -Easy to weld on. -Designed to adding a O2 sensor in any place you need.
eBay
For Peugeot 206 1998 1999 2000 2001 2002 2003 - 2010 Car Rear Window Wiper Windshield Delete Bung Grommet Seal Blade Arm Cap
Aliexpress UK
M18 x 1.5 Exhaust Lambda Boss Nut Weld on in 304 Stainless O2 Oxygen Sensor Bung. -O2 Oxygen Sensor Bung+Plug Kit. 2x Oxygen Sensor Nut Bung Stepped. -Easy to weld on. -Designed to adding a O2 sensor in any place you need.
eBay
HY 1 Set Fuel Tank Bung And Fitting Kit (Alu /Copper Pipe+Alu Cover+Rubber Inserts+Screws For Gasoline Engine Nitro RC Airplane
Aliexpress UK
M18 x 1.5 Exhaust Lambda Boss Nut Weld on in 304 Stainless O2 Oxygen Sensor Bung. -Universal fit for STANDARD OXYGEN SENSORS with M18 X 1.5 Thread. -O2 Oxygen Sensor Bung+Plug Kit. 2x Oxygen Sensor Nut Bung Stepped.
eBay
adaptor fitting Plugs Cooler Thermostat Bungs For BMW E46 318d 320d 330d 330xd 320cd 318td 320td
Aliexpress UK
1x Oxygen Sensor Bung. Easy to weld on. Universal fit for all standard o2 oxygen sensors, featuring precision-engineered threads for a secure and easy installation. Material: 304 Stainless Steel. Easy to Use, Simply insert the plug into the oxygen sensor port and tighten it.
eBay
Adapter Blanking Plugs Cooler Thermostat Bungs Kit Fit FOR BMW E90 E60 E61 E83 M47N2 M57N2 1 3 5 7 Series
Aliexpress UK
M18 x 1.5 Lambda Sensor Boss. We also custom make exhaust pipe sections with the lambda boss welded on it. Exhaust Fitting Kits. Exhaust Reducers / Connectors. Made From Stainless Steel. Credit will be issued automatically upon receipt & inspection of the item(s).
eBay
Adaptor Cooler& Thermostat Bungs Removal Kit For BMW E46 318d 320d 330d 330xd 320cd 318td 320td
Aliexpress UK
M18 x 1.5 Exhaust Lambda Boss Nut Weld on in 304 Stainless O2 Oxygen Sensor Bung. -Universal fit for STANDARD OXYGEN SENSORS with M18 X 1.5 Thread. -O2 Oxygen Sensor Bung+Plug Kit. 5x Oxygen Sensor Nut Bung Stepped.
eBay
NA3 4 6 8 10 12 16 20 stainless steel male Weld On Bung Weld On Fittings for fuel oil hose
Aliexpress UK
4 Oxygen Sensor Angled Extender Spacer. Application: for oxygen sensor extension. Size: 38 24mm/1.5 0.9in, 76 50 24mm/3.0 2.0 0.9in. Thread Size: M18 1.5. Easy installation, direct bolt-on, no modification needed.
eBay
4X Car Floor Pan Chassis Bung Plug Grommet N91055001 For Vw Touran Scirocco Phaeton Lupo For Seat Exeo Toledo For Audi
Aliexpress UK