7.3 Stage 1 160CC Injectors (Set of 8) Duramax L5P 66mm 7x7 SXE style compressor

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

Core returns required – $150 per injector

Makes For Quick Pump Replacement

Replace the old thermostat housing on your 1999

Back off adjusters on rocker arms or damage will occur to the cylinder head

7.3 Stage 1 160CC Injectors (Set of 8) Duramax L5P 66mm 7x7 SXE style compressorThese 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