These gearbox / differential drain & filler plugs have Hex heads to enable easy fit / removal when doing fluid changes
The drain plug has a huge, powerful, high temp magnet to ensure all metallic particles are removed from the gearbox / diff oil to eliminate the increased wear factor associated with the high mileage experienced between diff and gearbox oil changes
$US9.95 shipping (for up to 4 sets) Payment via Paypal Limited quantity available Email me if you have any questions
p.s these plug sets are suitable for all 300zx diffs and Manual gearboxes (TT & NA)