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Innovate O2 bung adapters let you fit your OE bung with a full size thread O2 sensor. Does your import motorcycle or ATV come with a 12mm O2 sensor? With these adapters, you can utilize Innovate data loggers and gauges without welding in a new bung. With these stainless steel adapters, you mount the O2 sensor at a 45 degree angle, and the nut allows you to point the adapter in any direction to gain the most clearance. A copper sealing washer is included. Don't weld in a new bung--Innovate with O2 bung adapters.
( 1 )
$53.99
When doing a custom installation or fabricating your own header setup, make sure you use the right components. Hedman weld-in O2 sensor bungs help make your job easier, and because they're from Hedman, you can be sure that they're top quality.
( 8 )
$7.99
Flowtech offers these weld-in O2 sensor bungs for custom installations. These high-quality emissions accessories work with your other Flowtech accessories to make your header installation a success.
( 6 )
$22.50
Allstar Performance O2 sensor bungs are great for a variety of uses. These hard-to-find steel fittings are offered in straight and angled versions.
( 2 )
$8.99
Edelbrock QwikData 2 O2 sensor weld elements will fit any application requiring an oxygen sensor to be installed in the exhaust system. The weld-on bungs are manufactured from steel stock and have 18 x 1.5mm internal threads. You can properly fit your oxygen sensors with Edelbrock O2 sensor weld elements.
( 6 )
$15.95
Daytona Twin Tec O2 sensor weld nuts are used for mounting a wide-band sensor onto your exhaust pipe. These mild steel fittings are needed to secure your air/fuel ratio tuning aids.
( 1 )
$12.95
Summit Racing™ Oxygen Sensor bungs or "O2 Bungs" are what you need to put oxygen sensors in your exhaust when retrofitting fuel injection or test equipment to the exhaust of your vehicle. They weld in and come in mild steel or stainless.
( 78 )
$3.99
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$10.99
Haltech offers a variety of data acquisition components and accessories to facilitate automotive performance and engine management. These weld fittings enable you to make secure connections when plumbing key paths for the data streams. The fittings are machined from aluminum and are available popular sizes.
( 2 )
$16.00
Vibrant Performance oxygen sensor fittings help you to complete your project with quality bungs and great value. All of their standard bungs accept all standard O2 sensors and are crafted from either T304 or mild steel. Plus, they're available individually or in bulk. Choose from the assortment of standard oxygen sensor fittings from Vibrant Performance to finish your job right.
( 106 )
$3.29
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$459.99
Vibrant Performance heat sink O2 sensor bungs are designed to prevent premature oxygen sensor failure. The finned surface has been optimized to improve convective cooling, delivering up to 30 percent cooler O2 sensor temperatures vs. a standard bung and the coped design makes welding easier. For quality bungs and great value, choose these heat sink oxygen sensor weld bungs from Vibrant Performance to help complete your project.
Not Yet Reviewed
$10.99
Mishimoto weld-on bungs are precision-engineered components designed for the DIYer who wants to securely integrate additional components onto various systems on any vehicle. Available crafted from high-quality aluminum, steel, or stainless steel materials, their robust construction offers an M18 x 1.5 fitment and can be used for installing boost gauges, wideband O2 sensors, and other performance upgrades. As with all Mishimoto products, they include their signature Lifetime Warranty. Select the bung in the material preferred.
Not Yet Reviewed
$9.95
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$11.95
Kooks Headers oxygen sensor bung plugs are specifically designed for best fitment and performance—ready to seal tight! Combining Kooks' in-house state-of-the-art engineering, and quality construction, these threaded bung plugs are a great option for your custom exhaust, downpipe, and OEM repair fabrication projects. The O2 sensor bung plugs are precision-crafted T304 aircraft-quality stainless steel construction to resist rust, and carry Kooks Headers limited lifetime warranty to the original purchaser.
( 4 )
$6.98
Haltech Single Channel CAN O2 Wideband Controller Kits are smaller, lighter and waterproof! The new controllers can now be safely fitted inside your engine bay. The kits are available in different models: -- Suits: BOSCH LSU 4.9 SENSOR * Includes: Single Channel, CAN Wideband Controller, 4.9LSU Sensor, CAN Cable (4 ft./1200mm), Power Supply Cable, Weld-on Bung, Quick Start Guide. * Notes: The ideal CAN expansion accessory for all Elite Series ECUs. -- Suits: NTK SENSOR * Includes: Single Channel, CAN Wideband Controller, NTK Sensor, CAN Cable (4 ft./1200mm), Power Supply Cable, Weld-on Bung, Quick Start Guide. * Notes: Best product for methanol powered vehicles
( 2 )
$375.00
Haltech Dual Channel CAN O2 Wideband Controller Kits are smaller, lighter and waterproof! The new controllers can now be safely fitted inside your engine bay. * Suits: Bosch LSU 4.9 Sensor * Includes: Dual Channel, CAN Wideband Controller, 2 x 4.9LSU Sensor, CAN Cable (4 ft./1200mm), Power Supply Cable, 2 Weld-on Bung, Quick Start Guide. * Notes: The ideal CAN expansion accessory for all Elite Series ECUs.
Not Yet Reviewed
$550.00
More simplistic EFI systems have made conversions extremely popular, but adding the sensor often means making major changes to your exhaust system. Hooker clamp-on oxygen sensor bungs are designed to work with your current exhaust for an easy installation. Drill an appropriate size hole in the indicated location, clamp on the 304 stainless steel bung, and install the sensor. Simplify EFI conversions with Hooker clamp-on oxygen sensor bungs.
( 30 )
$51.19
FiTech oxygen sensor bung assemblies offer a no-weld installation. Oxygen sensors are vital components that help you adjust to your engine's fuel/air ratio via the electronic control unit (ECU). With these easy-to-install kits, you're on your way to improved performance. Simply drill a hole in your exhaust, install the gasket and sensor fitting, and then secure with the band clamps. Voila! Now you can install an oxygen sensor without welding in a bung, thanks to FiTech.
( 24 )
$21.00
AEM Electronics No-Weld O2 sensor mounts enable users to mount a wideband O2 sensor without having to weld a sensor bung onto the exhaust. This is especially helpful for those that don't know how to weld or can't find someone that does. Simply drill a hole in the exhaust, install the gasket, and bolt the clamp. It's that easy!
( 23 )
$68.15
Have you ever needed to install an oxygen sensor and couldn't figure out how to do it? Install it the easy way with these weld-in oxygen sensor bungs from Stainless Works. They're manufactured from high-quality stainless steel, so you can use them in any Stainless Works system. The Stainless Works weld-in oxygen sensor bungs accept a standard 18mm threaded oxygen sensor, so they're perfect for use in today's high performance applications.
( 3 )
$12.35
NGK weld in oxygen sensor bungs and plugs are just what you need to install an oxygen sensor in your vehicle. These are designed to be welded anywhere in the exhaust system, and includes a plug to seal the boss whenever the sensor is removed.
( 22 )
$11.99
Vibrant AN and NPT weld bungs are ideal to help you with your custom plumbing project. They are manufactured from quality materials--mild steel or T6061 billet aluminum--and are available in female NPT, male AN, and female AN thread and O.D. sizes to suit your application--and your budget--perfectly. Let Vibrant help you with aluminum radiators, oil pans, custom tank fabrication, or any other project that requires custom plumbing.
( 42 )
$53.99
Ever needed to install an oxygen sensor and couldn't figure out how to do it. Install it the easy way with these Holley weld-in oxygen sensor bungs. They're designed to be welded into any steel pipe and come with the proper threads for any OEM or aftermarket oxygen sensor.
( 7 )
$16.16
Are you looking for a high-quality bung fitting for your custom project? Then, these Kooks weld-in bungs are for you. They are available in steel and stainless steel, depending on your application needs. Kooks weld-in bungs are sure to provide you with leak-free performance and great durability.
( 2 )
$6.75
FAST weld-in oxygen sensor bungs are a must when you are retrofitting either fuel injection or testing equipment to the exhaust of your vehicle. They can be placed anywhere in the exhaust system and arrive ready for weld-in installation.
( 4 )
$18.95
Does your custom project or daily driver need a replacement oxygen sensor bung? If so, then these Ron Francis Wiring weld-in bungs are just what you need. Made of high-quality steel, these bungs are ready to be welded onto your exhaust pipe for a leak-free installation. Trust these Ron Francis Wiring weld-in bungs for your next exhaust project.
Not Yet Reviewed
$26.41
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