Stock style rubber filler plug with chromed cap. Has no dipstick and fits all OEM and Custom oil tanks with 1-1/4” ID filler spout.

Our premium multigrade engine lubricant. 100% synthetic. For unrestricted usage in engine, wet clutches, primary drives and transmissions. Better engine protection, more positive clutch action and smoother shifting. Less friction and reduced wear. This high performance lubricant complies with API SL.

Oil change without a mess! This rubberized aluminum alloy sheet allows you to form an individual funnel or trough to direct your waste oil from the hard-to-reach oil tank drain hole or oil filter plate to any suitable container. Of course, you can also use it to fill fresh oil into your tank. Tapered at one end so it can be shaped to reach tight spots. You can reshape and use it a thousand times and on different bikes. With suspension eye so you can hang it up for drip-off. Easy to clean.

Pre-TwinCam engines have a spring loaded ball check valve to prevent the engine oil from seeping down to the crankcase. These check valves don’t last forever. If you try to start your engine after a lengthy period of inactivity (e.g. winter), the oil in the crank case gets forcefully ejected via the breather. Creating an ungodly mess on your garage floor....

Fit crankcase timing holes on Big Twins →1999 and Sportsters →2003. Fit oil tanks with 5/8”-18 drain plugs, too, of course.

A conventional oil change is mostly associated with spills and dirty hands. The stahlbus oil drain system has been designed and developed so you can perform an absolutely safe and clean oil change. The stahlbus-oil drain valve will easily replace the existing drain screw. When changing the oil, you unscrew the cap and put on the hose connector via quick release. Only when this is locked, the valve opens and the oil can be drained into the provided container. After removing the connector the valve closes automatically....

Our traditional single grade lubricant for engine and transmission for heavy thermal and shear loads. Complies with H-D recommendations up to 1984 for Big Twins and Sportsters up to 1981. This high performance lubricant complies with API CF.