STOP SMOKE Oil Additive

GUNK STOP SMOKE & STOP LEAK M 5714 helps revive seals & gaskets ,conditions Oil Seals. It cushions noisy valves & lifters, reduces oil consumption & exhaust smoking. Description: Warm up engine to operating temperature then pour into crankcase. Add one bottle at the time of, or between oil changes when oil level is down a quart. Compatible with conventional and synthetic motor oils. If oil leaks persist beyond 1,000 miles, mechanical repairs may be required.