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NA18CamaroSS · 04-16-2021, 06:59 PM

Quick update. Installed an MBRP axle back to see how much power the stock NPP muffler was costing me-it turns out not much. ~ 5 HP.

04-16-2021, 06:59 PM	#32
NA18CamaroSS Drives: 2018 Chevrolet Camaro 2SS 1LE 6M Join Date: Jul 2019 Location: California Posts: 301 View My Garage	Quick update. Installed an MBRP axle back to see how much power the stock NPP muffler was costing me-it turns out not much. ~ 5 HP. Attached Images __________________ Bolt-ons.