Replace your stock turn signals with a set of our super small, stupid bright signals designed and engineered for a seamless fit on your Harley's rear struts. CNC machined and chrome plated. FEATURES: *Billet Jacketed exterior, Waterproof[IP67] internal billet housing *Simple bolt on installation; stainless hardware included *IC controlled to maximize brightness and lifespan, 80,000 hr rated, 1 year warranty *10mm diameter smoked lens *Turn signals come with solder sleeves for easy wire connections May require load regulators to adjust flash rate. This listing is for amber/red / 4 wire turn signals

We also have dual intensity red (run, turn/brake) or single function(amber/turn only).

Instructions can be found https://www.combustionindustries.com/installinstructions