THUNDERSTORM 2008-2009 PONTIAC G8 & 2014-2017 CHEVY SS CAT BACK EXHAUST
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Looking for increased performance, better mileage and better sound out of your late model car, truck or SUV? Thunderstorm Exhaust Products are here to help!! For the 2008-09 Pontiac G8 with the powerful 6.0 or 6.2 liter engine and the 2014-17 Chevy SS sedans Thunderstorm Exhaust Products offers this true high flow, larger diameter, free flowing cat-back exhaust system. These Thunderstorm cat-backs are made in America of T304 Stainless Steel and featuring patented sound cancellation technology. and mandrel bends. This technology tunes out annoying low frequencies that causes droning and replaces it with a crisp clean exhaust note. Typical power gains are in the 10-15 HP range with improved throttle response, mileage and better overall drive ability. AllThunderstorm cat-backs are designed to work best in conjunction with other Livernois Motorsports exclusive products like MyCal tuners, Windstorm cold air intakes,and Evenflo thermostats for the ultimate in easy, bolt on performance! If your interested in the best value see our Mail Order Packages!!!
Note; Installing on 2016-2017 will eliminate dual mode functionality
2009 Pontiac G8 GT 6.0L
Livernois Motorsports Street Series Head Package
Livernois Motorsports 2C-HL High Lift Camshaft with DOD
Thunderstorm cat backs are Designed and Manufactured in the USA exclusively for Livernois Motorsports and are Dyno tested for maximum performance. They are also test fitted in our high performance vehicle shop by our certified mechanics for excellent fitment every time. Constructed of US T304 Stainless Steel and designed as a bolt on direct replacement for the factory cat back on your 2008-2009 Pontiac G8 with the 6.0 or 6.2 liter engine and the Chevy SS 2014-2017.
Note; Installing on 2016-2017 SS will eliminate dual mode functionality