These are hard to find M8x1.25 exhaust manifold nuts (copper plated) with 10mm (TEN) wrench size.

The small outside size (normal size is 12 or 13mm)  makes them highly desirable for tight spots, particularly on high flow manifolds.

Listing is for quantity FOUR (4) copper coated steel nuts.

Orders received by 11 am EST ship SAME DAY including Saturdays.

We ship USPS and offer First Class, Priority and Priority Express (1-2 days guaranteed).