2011-2019 Ram Cat-Back Exhaust Flowmaster Stainless Steel 4wd-switches 25/8 V 1987 GMC R2500

25/8 V 1987 GMC R2500 3

6 V8 1967 - 1978 Chrysler New Yorker 440/7

1962-1969 Plymouth Valiant

3L V8 1972 Fargo D210 Pickup 400/6

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2011-2019 Ram Cat-Back Exhaust Flowmaster Stainless Steel 4wd-switches 25/8 V 1987 GMC R2500Overview: The new Flowmaster Flow FX cat back exhaust system for the 2011 2019 GM Silverado Sierra 2500 3500 HD trucks with the 6. 0 liter engine is manufactured using durable 409 stainless steel throughout and features 3. 50 inch mandrel bent pipes for better exhaust gas flow, and a Flow FX "straight through" muffler is used for a moderate sound level and maximum performance. Maximum increases on the dyno revealed +21 hp and +23 lb ft at the rear