Supertech valve keepers (also known as collets) are precision machined using high quality material to give a finished product worthy of Supertech’s established reputation.
Supertech Titanium retainer BMW S54 M3 SPR-2521 2 - 6.0 mm valve stems
£17.31
Supertech Spring seat locator BMW S54
£7.71
Supertech 6mm Triple groove keeper – 7 Degrees BMW S54
£1.73
