CAT-BACK EXHAUST,FII,15-20 F150,SS,SOS GM F-Body Kits 1979-1981 The pins feature 1/2"-20 threads

The pins feature 1/2"-20 threads and weld-on bosses to ensure a secure fit for your vehicle's hood

FOR YOUR GM X-BODY - SUSPENSION PACKAGE

WHICH SUPPORTS ALL THE COMPONENTS WITH ROCK-SOLID STABILITY

AND PHAZE-X KART CHASSIS

1967-1970 Biscayne

CAT-BACK EXHAUST,FII,15-20 F150,SS,SOS GM F-Body Kits 1979-1981 The pins feature 1/2"-20 threadsBRAND NEW FLOWMASTER FORCE II CAT BACK EXHAUST SYSTEM, 3" STAINLESS STEEL PIPES, SINGLE SIDE EXIT, COMPATIBLE WITH 2015 2020 F 150 WITH 2. 7L 3. 5L ECOBOOST, 3. 5L TIVCT OR 5. 0L FLOWMASTER FORCE II CAT BACK EXHAUST SYSTEM IS PERFECT FOR THE PERSON LOOKING FOR A MILD EXTERIOR SOUND LEVEL WHILE MAINTAINING A MODERATE INTERIOR SOUND WITH ALL OF THE PERFORMANCE BENEFITS THAT YOU WOULD EXPECT FROM FLOWMASTER. THIS BOLT ON 409S STAINLESS STEEL SYSTEM