We are an authorized full service dealer of Detroit Diesel engines for over fifty years. R&L Diesel has provided the best quality of engines rebuilt, exchange, overhauls, repairs, maintenance,

factory warranty, ECM programming, dynamometer, and parts. All Detroit Diesel parts are sold genuine new, reliabilt, and used. Some parts consist of cylinder heads, injectors, pistons, bearings, rods, crankshafts, camshafts, ECMS, etc.

Welcome to R&L Diesel Service, Inc. of Stockton, California!

R&L Diesel Service, Inc. looks forward to be of any service to your Detroit Diesel needs.

Detroit Diesel engine users can now demand more performance

and more power from the new heavy-duty DD15. Amazing fuel economy, exceptional long service intervals, and the only EPA

2010 commission standard. Along with the DD15, Detroit Diesel has also developed a solution for Clearing The Air On 2010 Emissions. 

R&L Diesel Service has two categories of engines: two-cycle

(Series 6-110, 53, 71, and 92) and four-cycle (8.2 Fuel Pinchers, Series 50, and Series 60). We also carry In-line (2-53, 3-53, 4-53, 2-71, 3-71, 4-71, and 6-71) engines/parts. With the wide variety of  V series we carry (6V53, 8V53, 6V71, 8V71, 12V71, 16V71, 6V92, 8V92, 12V92, and the 16V92) engines/parts.