Gen-f Hsv VS Difilippo exhaust note take off's

21 July 2015

This footage is purely for demonstrational purposes to compare between the sounds of a gen-f hsv stock exhaust to a difilippo. First up is a take off with the stock hsv exhaust then a quick dyno run finishing up with a second take off after the difilippo exhaust was fitted. Exhaust details :- Difilippo Big Boy Exhaust Header are 4 into 1's with 1 7/8 inch primary and built in slip-on merge 3 inch Hi-flow stainless steel cats are a 200 cell Dual 3 inch straight through centre Mufflers are built with a X pipe 3 inch rear Mufflers are straight through, they have a dual 2 inch outlet Factory bi modal refitted

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