Spintech 9000 vs 10 series 5.3
This video was uploaded from an Android phone.
1971 Monte Carlo with 454ci engine, 3" Spintech Exhaust with tailpipes
Video sound clip for muffler comparison purposes. Car is a 1971 Chevy Monte Carlo with 454ci engine with 3" Spintech Sportsman Street mufflers.
2013 F150 5.0 Spintech Exhaust
I cut out my factory resonator and muffler and welded in a spintech 9000 series model #9333, the truck had not been started in about 3hrs.