7.3 Stage 1 160CC Injectors (Set of 8) Duramax L5P With S&S fuel system components

With S&S fuel system components

Replace the old thermostat housing on your 1999

Makes For Quick Pump Replacement

66mm 7x7 SXE style compressor wheel with extended tip technology

7L Cummins suffer from a lack of coolant flow

7.3 Stage 1 160CC Injectors (Set of 8) Duramax L5P With S&S fuel system componentsThese are our stage 1 tow power injector. They displace 160cc of fuel and are all a single shot style injector. You will need custom tuning for these to run to their full potential. We recommend running a stock 100% nozzle with these depending on your goals. The smaller nozzle will help with fuel atomization and controlling EGTs for towing while the larger nozzle will be better for top end power. These may require fuel system upgrades. We always