411WORKS SS Heat Sink O2 Bung (Coped) Quantity:1 Single and built to handle real-world

and built to handle real-world driving

Our Flex Joints are constructed from 304 Stainless Steel

Trust K&N to keep your engine breathing clean air

Mount your ECU the right way

this filter brings GReddy’s racing heritage into every oil change—keeping your engine clean

411WORKS SS Heat Sink O2 Bung (Coped) Quantity:1 Single and built to handle real-worldCrafted with precision and pride, our SS Heat Sink O2 Bungs are machined in house on our HAAS CNC machines, using high quality 304L Stainless Steel from Sweden. Our bungs are Coped to fit 2. 5" 4" diameter tube size. Bung threads are M18x1. 5. Made in the USA: Precision CNC machined in house using materials from Sweden. Coped to fit 2. 5" 4" diameter tube size.