Bungs

Even your boosted Toyota daily driver or turbocharged Mazda hot hatch needs its exhaust system properly kitted out for optimal performance. When you're fabricating a custom exhaust or upgrading your manifold on your Hyundai, don't overlook the humble yet critical exhaust bung! These small but mighty weld-on components are absolutely essential for adding oxygen sensors (O2 sensors), wideband sensors, or other crucial monitoring devices to your system. Whether you're after a perfect tune, precise data logging for diagnostics, or just ensuring your engine runs smoothly after serious performance modifications, having the right bung in place is key. We offer a range of robust bungs in various materials like durable stainless steel and mild steel, in common thread sizes such as M18x1.5 and M12x1.25. They're designed to withstand intense heat and provide a secure, leak-free mount for your sensors. Don't let a small detail derail your big performance gains and keep your check engine light off. A properly placed and welded bung ensures your engine can breathe easy and report back accurately, keeping your grocery getter performing at its best. Browse the full collection and ensure your custom exhaust setup is dialed in perfectly today.

GGP GR Corolla downpipe assembly with welded upper section, flex joint and connecting pipe on a white background

GR Corolla Downpipe Comparison: Features, Fitment and Value

GGP gives GR Corolla owners a straightforward way to upgrade the turbo-side exhaust assembly: stainless-steel construction, TIG welding, CNC-machined flanges and an integrated flex...

Post by Grocery Getter Performance

Oct 01 2026