About us

Diamond Diesel is a FACTORY TRAINED & AUTHORIZED Diesel Fuel injection shop which can service and repair fuel Injection systems manufactured by: ROBERT BOSCH - STANADYNE - LUCAS CAV - YANMAR - AMERICAN BOSCH - ZEXEL/DIESEL KIKI - NIPPONDENSO Diamond Diesel carries the LARGEST INVENTORY OF EXCHANGE UNITS IN NORTHERN CALIFORNIA AND NEVADA FOR: CUMMINS - CAT - DETROIT DIESEL - JOHN DEERE CASE - NAVISTAR / I.H.C. - MACK – GM We provide all levels of Diesel Fuel Injection Repair from leak repair to full overhauls of the Fuel Pump. We also provide toll free trouble-shooting. We have the largest inventory of exchange Diesel Fuel Injection Fuel pumps in California and Nevada as well as quick turnaround time on repair jobs. We also stock related fuel injection parts such as Fuel Filters, Glow Plugs, Vacuum Pumps, Diesel Fuel Additives, Supply Pumps, Starters and much, much more. Our Turbocharger Division provides sales and Service for all makes and models of turbochargers. We offer FACTORY DIRECT PRICING on all turbochargers, including AUTOMOTIVE, AGRICULTURE, MARINE, HEAVY DUTY, AND INDUSTRIAL turbochargers.