Dyno session on a 5.3L LS SIlverado upgrading to an 88mm Turbo (from a Torqstorm Supercharger), along with getting one of our Boost Prep Series 5.3L shortblocks. Out of fuel system for the moment!

88mm Turbo (14psi):
741 whp / 681 ft.lbs

Previously, Torqstorm Centrifugal Supercharger (12psi):
588 whp / 539 ft.lbs

Check out our LS Engine Lineup here:
https://www.strictlyperformance.parts...

Strictly Performance Motorsports
(269)350-9055
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www.strictlyperformance.parts