Low oil pressure always means trouble, so be sure to equip yourself with a new Volvo S40 oil pressure gauge! A properly functioning Volvo S40 oil pressure gauge is just about the most important indicator of engine performance, and can help you avoid costly repairs by catching oil pressure problems early on. Volvo S40 oil pressure gauges include instructions and a new oil pressure sender.

Oil Pressure Gauges for Volvo S40  Page 4