Soft tempered aluminum drain plug crush washers designed to seal in fluids Most OEMs recommend replacement at each oil or coolant change .
Bolt M12x20mm Aluminum Crush Washer 50 Pack (DPWM12.20-50)
Bolt M10x18mm Aluminum Crush Washer 50 Pack (DPWM10.18-50)
Bolt M8x15mm Aluminum Crush Washer 50 Pack (DPWM8.15-50)
Drag Specialties Aluminum Crush Washer | 7/16" | 10-Pack (DS098106)
Drag Specialties Aluminum Crush Washer | 3/8" | 10-Pack (DS098105)
Drag Specialties Aluminum Crush Washer | 12mm | 10-Pack (1742-0116)