Exhaust Pipe Adapter for 3.5 X 4in. Performance Exhaust Pipe Adapter MagnaFlow 15441 custom-shipping This Flowmaster American Thunder cat-back

This Flowmaster American Thunder cat-back exhaust system is custom designed for 2014-2019* (*Classic body) GM Silverado/Sierra 1500 trucks and is perfect for the person looking for a moderate sound level inside the cab area

Simply plug in and update your EvoHT for the latest updates

3 V8 1955 - 1962 Chevrolet Bel Air 235/3

7 V8 1977 - 1978 Chevrolet K10 305/5 V8 1977 - 1983 Chevrolet K10 Suburban 305/5 V8 1975 - 1979 Chevrolet K10 Suburban 400/6

Exhaust Pipe Adapter for 3.5 X 4in. Performance Exhaust Pipe Adapter MagnaFlow 15441 custom-shipping This Flowmaster American Thunder cat-backExhaust Pipe Direct Fit Exhaust Pipe Upgraded front pipes for optimized performance. Specs: Clamps Included : NO Finish : Stainless Steel Gasket Or Seal Included : NO Inlet Type : Weld on Length : 6 IN Material : Stainless Steel Outlet Type : Weld on Pipe Diameter : 4 IN Quantity : 10 Series : Performance Pipe Title : MagnaFlow 3. 5 X 4in. Performance Exhaust Pipe Adapter 15441