Porsche GT3 muffler on an early 911
We fabricated some pipe and a mount to get a stainless 991 GT3 center muffler on this 1973 911 with a 3.0 SC power plant. Please check us out on our website www.gotduals.com or at Instagram @mufflertech.

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My Olive 911 got a new muffler!

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WALTER RÖHRL & TIM SCHRICK in the Porsche 911 R & 911 GT3 MR - Driving culture at its highest lev...

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I Took My Porsche 911 Gearbox Apart... and Found This!

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My new 1980 Porsche 911SC! First time owning a 911!

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Porsche 911 Header & Muffler Upgrade DIY (1978-1989 Vintage Aircooled Porsche 911 3.2 Carrera, SC)

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Making ANOTHER exhaust for my aircooled Porsche 911

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The Real Reason Porsche IMS Bearings Fail—And How to Stop It

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SSI's for Classic 911

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Porsche 911 S IROC Tribute | Behind The Wheel: Episode 1

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BUDGET EXHAUST ON MY CLASSIC PORSCHE! BUT HOW DOES IT SOUND?

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Priceless Unicorn: Porsche 911 CSF RSR UNLEASHED! // Nürburgring

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Porsche Carrera 3.2 Tuning Kit

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Classic Porsche 911 With a 993 3.6l Engine Swap, a GT3 Exhaust, and Viper Green Paint

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Exploring Portugal In A Porsche 911 'RSR'

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Examining Tuthill's 911K with an engineer — and then driving it

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SCART 911 2.7L Targa

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Air-Cooled Flat Six Twin Plug 3.4L Porsche Engine

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Why This Aircooled Porsche Ran So Badly… And How We Fixed It

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Why I've Driven My Porsche 911 Turbo 826,664 Miles

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